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OE Quality
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Champion
Copper PlusChampion 318 Spark Plug
| Brand | Champion 318 |
|---|---|
| Center Electrode Diameter (Inch) | 0.1 |
| Center Electrode Tip Material | Nickel |
| Classification | Champion Copper Plus |
| Electrical Terminal Type | Non-Removable Nut |
| Ground Electrode Core Material | Nickel |
| Ground Electrode Material | Nickel Copper Alloy |
| Ground Electrode Quantity | 1 |
| Hex Size | 0.625 |
| Hex Size | 15.880 |
| Hex Type | Hex |
| Installed Height (Inch) | 1.99 |
| Insulator Height | 0.12 |
| Insulator Projection (Inch) | 0.12 |
| Manufacturer Heat Range | 12 |
| Plug Type | RC12MC4 |
| Pre-Gap Size | 0.044 |
| Pre-Gap Size | 1.12 |
| Reach | 0.75 |
| Resistor Type | Yes |
| Seat Type | Flat |
| Taper Diameter (Inch) | 0.25 |
| Thread Diameter | 0.551 |
| Thread Diameter | 14.000 |
| Product line | Copper Plus |
| Fits | Dodge, Toyota, Jeep, Chrysler, Mazda, Acura, Pontiac, Saturn, Honda, Suzuki, Chevrolet, Mercedes-Benz, Mitsubishi, Volkswagen, Nissan, Isuzu, Cadillac, Ford, and BMW · 490 vehicles |
Copper core electrode. Improves conductivity and heat control for steady wear.
Resistor type. Helps reduce electrical noise for smoother ignition performance.
Champion Copper Plus. Dependable performance from a trusted spark plug line.
Cross-references Anchor 2262, Anchor 3112 and Anchor 3130 for the same application. See all 44.
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Champion Copper Plus 318 Spark Plug
Champion Copper Plus 318 is an OE-style spark plug built for dependable ignition performance across a wide range of import and domestic applications. It uses a copper core electrode for improved conductivity and heat control, with nickel center and ground electrode materials for consistent wear characteristics.
Compatible With vehicles such as the Toyota Corolla, Honda Civic, and Jeep Compass, this plug is a direct-fit option for many 1988-2020 applications that call for plug type RC12MC4 and a 0.044-inch gap.
Key Features
- Copper core electrode for strong conductivity and heat management
- Nickel center electrode tip and nickel-copper alloy ground electrode
- Pre-gapped at 0.044 in. / 1.12 mm for many listed applications
- Resistor design for reduced electrical noise
- Flat seat, 14 mm thread diameter, 0.75 in. reach
- Hex size 0.625 in. / 15.880 mm with non-removable nut terminal
- Champion Copper Plus line for OE-style service replacement
Product Details
Champion Copper Plus 318 is engineered around the RC12MC4 plug specification and is listed across a broad vehicle range, including Toyota Tacoma, Honda Accord, Acura TL, Dodge Journey, and Jeep Patriot applications. The copper core helps transfer heat efficiently, while the nickel-based electrode construction supports stable spark delivery and everyday durability. This part cross-references Standard Ignition 7526 for the same application.
Common Issues This Spark Plug Can Address
- Hard starting caused by worn or fouled spark plugs
- Rough idle from inconsistent ignition firing
- Misfire conditions related to excessive plug wear
- Reduced throttle response from weak spark delivery
- Maintenance replacement for OE-style ignition service
Installation Notes and Tips
Verify the vehicle’s required plug type, thread diameter, reach, seat style, and gap before installation. This plug is listed with a 0.044-inch pre-gap, but some applications in the fitment data call for different gap settings; confirm the specification for your exact year, make, and model before use. Check the ignition system and cylinder head threads for wear, and follow the manufacturer’s torque procedure during installation.
Fits 2018-2020 Dodge Journey, N/A; 2006-2018 Toyota Yaris, N/A; 2007-2017 Jeep Compass, N/A; 2007-2016 Jeep Patriot, N/A; 2011-2014 Chrysler 200, N/A; 2008-2014 Dodge Avenger, N/A; 2004-2006 Acura RSX, N/A; 1998-2004 Toyota Corolla, N/A; 1998-2002 Honda Accord, N/A; 1995-2004 Toyota Tacoma, N/A; 1995-2003 Acura TL, N/A; 1997-2001 Honda CR-V, N/A; 1996-2004 Acura RL, N/A; 1996-2001 Toyota Camry, N/A; 1992-1997 Honda Civic, N/A; 1989-1990 Nissan 240SX, N/A.
Quality Assurance
Champion’s Copper Plus line is built as a dependable service replacement spark plug with copper-core conductivity and OE-style construction for broad application coverage.
This part fits 490 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
| Year | Make | Model | Submodel | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|
| 2020 | Dodge | Journey | — | 2.4L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2019 | Dodge | Journey | — | 2.4L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2018 | Dodge | Journey | — | 2.4L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2018 | Toyota | Yaris | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2017 | Dodge | Journey | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2017 | Jeep | Compass | — | 2.4L | L4 | — | N/A | 3/4 (in) Reach Spark Plugs; OE Type; Gap 0.044 (in); Plug Type Number RC12MC4; Copper Plus |
| 2017 | Jeep | Compass | — | 2.0L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2017 | Jeep | Patriot | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2017 | Jeep | Patriot | — | 2.4L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2017 | Toyota | Yaris | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2016 | Dodge | Journey | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2016 | Jeep | Compass | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2016 | Jeep | Compass | — | 2.0L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2016 | Jeep | Patriot | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2016 | Jeep | Patriot | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2016 | Toyota | Yaris | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2015 | Dodge | Journey | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2015 | Jeep | Compass | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2015 | Jeep | Compass | — | 2.0L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2015 | Jeep | Patriot | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2015 | Jeep | Patriot | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2015 | Toyota | Yaris | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2014 | Chrysler | 200 | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2014 | Dodge | Avenger | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2014 | Dodge | Journey | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2014 | Jeep | Compass | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2014 | Jeep | Compass | — | 2.0L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2014 | Jeep | Patriot | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2014 | Jeep | Patriot | — | 2.0L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2014 | Mazda | 2 | — | 1.5L | L4 | — | N/A | Gap 0.048 (in); Plug Type Number RC12MC4; Copper Plus |
| 2014 | Toyota | Yaris | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2013 | Chrysler | 200 | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2013 | Dodge | Avenger | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2013 | Dodge | Journey | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2013 | Jeep | Compass | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2013 | Jeep | Compass | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2013 | Jeep | Patriot | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2013 | Jeep | Patriot | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2013 | Mazda | 2 | — | 1.5L | L4 | — | N/A | Gap 0.048 (in); Plug Type Number RC12MC4; Copper Plus |
| 2013 | Toyota | Yaris | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2012 | Chrysler | 200 | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2012 | Dodge | Avenger | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2012 | Dodge | Caliber | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2012 | Dodge | Journey | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2012 | Jeep | Compass | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2012 | Jeep | Compass | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2012 | Jeep | Patriot | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2012 | Jeep | Patriot | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2012 | Mazda | 2 | — | 1.5L | L4 | — | N/A | Gap 0.048 (in); Plug Type Number RC12MC4; Copper Plus |
| 2012 | Toyota | Yaris | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2011 | Chrysler | 200 | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2011 | Dodge | Avenger | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2011 | Dodge | Caliber | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2011 | Dodge | Caliber | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2011 | Dodge | Journey | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2011 | Jeep | Compass | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2011 | Jeep | Compass | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2011 | Jeep | Patriot | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2011 | Jeep | Patriot | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2011 | Mazda | 2 | — | 1.5L | L4 | — | N/A | Gap 0.048 (in); Plug Type Number RC12MC4; Copper Plus |
| 2011 | Toyota | Yaris | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2010 | Chrysler | Sebring | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2010 | Dodge | Avenger | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2010 | Dodge | Caliber | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2010 | Dodge | Caliber | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2010 | Dodge | Journey | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2010 | Jeep | Compass | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2010 | Jeep | Compass | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2010 | Jeep | Patriot | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2010 | Jeep | Patriot | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2010 | Toyota | Yaris | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2009 | Chrysler | Sebring | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2009 | Dodge | Avenger | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2009 | Dodge | Caliber | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2009 | Dodge | Caliber | — | 1.8L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2009 | Dodge | Caliber | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2009 | Dodge | Journey | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2009 | Jeep | Compass | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2009 | Jeep | Compass | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2009 | Jeep | Patriot | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2009 | Jeep | Patriot | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2009 | Toyota | Yaris | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2008 | Chrysler | Sebring | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2008 | Dodge | Avenger | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2008 | Dodge | Caliber | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2008 | Dodge | Caliber | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2008 | Dodge | Caliber | — | 1.8L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2008 | Jeep | Compass | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2008 | Jeep | Compass | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2008 | Jeep | Patriot | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2008 | Jeep | Patriot | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2008 | Toyota | Yaris | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2007 | Chrysler | Sebring | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2007 | Dodge | Caliber | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2007 | Dodge | Caliber | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2007 | Dodge | Caliber | — | 1.8L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2007 | Jeep | Compass | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2007 | Jeep | Compass | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2007 | Jeep | Patriot | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2007 | Jeep | Patriot | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2007 | Toyota | Yaris | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2006 | Acura | RSX | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2006 | Pontiac | Vibe | — | 1.8L | L4 | — | N/A | Gap 0.043 (in); Plug Type Number RC12MC4; Copper Plus |
| 2006 | Toyota | Yaris | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2005 | Acura | NSX | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2005 | Acura | NSX | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2005 | Acura | RSX | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2005 | Pontiac | Vibe | — | 1.8L | L4 | — | N/A | Gap 0.043 (in); Plug Type Number RC12MC4; Copper Plus |
| 2005 | Saturn | L300 | — | 3.0L | V6 | — | N/A | OE Type; Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2005 | Toyota | Celica | — | 1.8L | L4 | — | N/A | Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2005 | Toyota | MR2 Spyder | — | 1.8L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2004 | Acura | NSX | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2004 | Acura | NSX | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2004 | Acura | RL | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2004 | Acura | RSX | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2004 | Honda | Odyssey | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2004 | Honda | Pilot | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2004 | Pontiac | Vibe | — | 1.8L | L4 | — | N/A | Gap 0.043 (in); Plug Type Number RC12MC4; Copper Plus |
| 2004 | Saturn | L300 | — | 3.0L | V6 | — | N/A | OE Type; Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2004 | Toyota | Celica | — | 1.8L | L4 | — | N/A | Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2004 | Toyota | Corolla | — | 1.8L | L4 | — | N/A | Gap 0.043 (in); Plug Type Number RC12MC4; Copper Plus |
| 2004 | Toyota | MR2 Spyder | — | 1.8L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2004 | Toyota | Tacoma | — | 3.4L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2004 | Toyota | Tacoma | — | 2.4L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2004 | Toyota | Tacoma | — | 2.7L | L4 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 2003 | Acura | CL | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2003 | Acura | NSX | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2003 | Acura | NSX | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2003 | Acura | RL | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2003 | Acura | TL | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2003 | Honda | Odyssey | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2003 | Honda | Pilot | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2003 | Mazda | Protege | — | 1.6L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2003 | Pontiac | Vibe | — | 1.8L | L4 | — | N/A | Gap 0.043 (in); Plug Type Number RC12MC4; Copper Plus |
| 2003 | Saturn | L300 | — | 3.0L | V6 | — | N/A | OE Type; Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2003 | Suzuki | Vitara | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2003 | Toyota | Celica | — | 1.8L | L4 | — | N/A | Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2003 | Toyota | Corolla | — | 1.8L | L4 | — | N/A | Gap 0.043 (in); Plug Type Number RC12MC4; Copper Plus |
| 2003 | Toyota | MR2 Spyder | — | 1.8L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2003 | Toyota | RAV4 | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2003 | Toyota | Tacoma | — | 3.4L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2003 | Toyota | Tacoma | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 2003 | Toyota | Tacoma | — | 2.4L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Acura | CL | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Acura | MDX | — | 3.5L | V6 | — | N/A | Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2002 | Acura | NSX | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Acura | NSX | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Acura | RL | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Acura | TL | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Chevrolet | Prizm | — | 1.8L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Honda | Accord | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Honda | Accord | — | 2.3L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Honda | Odyssey | — | 3.5L | V6 | — | N/A | Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2002 | Mazda | 626 | — | 2.5L | V6 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 2002 | Mazda | Millenia | — | 2.3L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Mazda | Millenia | — | 2.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Mazda | Protege | — | 1.6L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Mercedes-Benz | E55 AMG | — | 5.5L | V8 | — | N/A | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12MC4; Copper Plus |
| 2002 | Mercedes-Benz | E55 AMG | — | 5.4L | V8 | — | N/A | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12MC4; Copper Plus |
| 2002 | Mitsubishi | Eclipse | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Mitsubishi | Montero | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Saturn | L300 | — | 3.0L | V6 | — | N/A | OE Type; Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2002 | Suzuki | Vitara | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Toyota | 4Runner | — | 3.4L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Toyota | Celica | — | 1.8L | L4 | — | N/A | Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2002 | Toyota | Corolla | — | 1.8L | L4 | — | N/A | Gap 0.043 (in); Plug Type Number RC12MC4; Copper Plus |
| 2002 | Toyota | MR2 Spyder | — | 1.8L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Toyota | RAV4 | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2002 | Toyota | Tacoma | — | 3.4L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2002 | Toyota | Tacoma | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 2002 | Toyota | Tacoma | — | 2.4L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Acura | CL | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Acura | Integra | — | 1.8L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Acura | MDX | — | 3.5L | V6 | — | N/A | Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2001 | Acura | NSX | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Acura | NSX | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Acura | RL | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Acura | TL | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Chevrolet | Prizm | — | 1.8L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Honda | Accord | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Honda | Accord | — | 2.3L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Honda | CR-V | — | 2.0L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2001 | Honda | Odyssey | — | 3.5L | V6 | — | N/A | Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2001 | Mazda | 626 | — | 2.5L | V6 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 2001 | Mazda | Millenia | — | 2.3L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Mazda | Millenia | — | 2.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Mazda | Protege | — | 1.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2001 | Mercedes-Benz | E55 AMG | — | 5.5L | V8 | — | N/A | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12MC4; Copper Plus |
| 2001 | Mitsubishi | Eclipse | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Mitsubishi | Montero | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Saturn | L300 | — | 3.0L | V6 | — | N/A | OE Type; Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2001 | Suzuki | Vitara | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Toyota | 4Runner | — | 3.4L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Toyota | Camry | — | 2.2L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Toyota | Celica | — | 1.8L | L4 | — | N/A | Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2001 | Toyota | Corolla | — | 1.8L | L4 | — | N/A | Gap 0.043 (in); Plug Type Number RC12MC4; Copper Plus |
| 2001 | Toyota | MR2 Spyder | — | 1.8L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Toyota | RAV4 | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Toyota | Tacoma | — | 3.4L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2001 | Toyota | Tacoma | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 2001 | Toyota | Tacoma | — | 2.4L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2001 | Volkswagen | Beetle | — | 2.0L | L4 | — | N/A | Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2000 | Acura | EL | — | 1.6L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Acura | Integra | — | 1.8L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Acura | NSX | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Acura | NSX | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Acura | RL | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Acura | TL | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Chevrolet | Prizm | — | 1.8L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Honda | Accord | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Honda | Accord | — | 2.3L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Honda | Civic | — | 1.6L | L4 | GAS | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Honda | Civic | — | 1.6L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Honda | CR-V | — | 2.0L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2000 | Honda | Odyssey | — | 3.5L | V6 | — | N/A | Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2000 | Mazda | 626 | — | 2.5L | V6 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 2000 | Mazda | Millenia | — | 2.3L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Mazda | Millenia | — | 2.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Mazda | Protege | — | 1.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2000 | Mercedes-Benz | E55 AMG | — | 5.5L | V8 | — | N/A | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12MC4; Copper Plus |
| 2000 | Mitsubishi | Montero | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Nissan | Frontier | — | 2.4L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Saturn | LS2 | — | 3.0L | V6 | — | N/A | OE Type; Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2000 | Saturn | LW2 | — | 3.0L | V6 | — | N/A | OE Type; Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2000 | Suzuki | Vitara | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Toyota | 4Runner | — | 3.4L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Toyota | 4Runner | — | 2.7L | L4 | — | N/A | with Federal Emissions System; except Low Emission Vehicle (LEV); Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 2000 | Toyota | Camry | — | 2.2L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Toyota | Celica | — | 1.8L | L4 | — | N/A | Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 2000 | Toyota | Corolla | — | 1.8L | L4 | — | N/A | Gap 0.043 (in); Plug Type Number RC12MC4; Copper Plus |
| 2000 | Toyota | MR2 Spyder | — | 1.8L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 2000 | Toyota | RAV4 | — | 2.0L | L4 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 2000 | Toyota | Tacoma | — | 3.4L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 2000 | Toyota | Tacoma | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 2000 | Toyota | Tacoma | — | 2.4L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Acura | CL | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Acura | CL | — | 2.3L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Acura | EL | — | 1.6L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Acura | Integra | — | 1.8L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1999 | Acura | NSX | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Acura | NSX | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Acura | RL | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Acura | TL | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Honda | Accord | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Honda | Accord | — | 2.3L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1999 | Honda | Civic | — | 1.6L | L4 | GAS | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Honda | Civic | — | 1.6L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Honda | CR-V | — | 2.0L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1999 | Honda | Odyssey | — | 3.5L | V6 | — | N/A | Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 1999 | Isuzu | Oasis | — | 2.3L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1999 | Mazda | 626 | — | 2.5L | V6 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1999 | Mazda | Millenia | — | 2.3L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Mazda | Millenia | — | 2.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Mazda | Protege | — | 1.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1999 | Mercedes-Benz | E55 AMG | — | 5.5L | V8 | — | N/A | 2 Plugs Per Cylinder Required; Gap 0.039 (in); Plug Type Number RC12MC4; Copper Plus |
| 1999 | Mitsubishi | Montero | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Toyota | 4Runner | — | 3.4L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Toyota | 4Runner | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1999 | Toyota | Camry | — | 2.2L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Toyota | Corolla | — | 1.8L | L4 | — | N/A | Gap 0.043 (in); Plug Type Number RC12MC4; Copper Plus |
| 1999 | Toyota | Paseo | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Toyota | RAV4 | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1999 | Toyota | Tacoma | — | 3.4L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1999 | Toyota | Tacoma | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1999 | Toyota | Tacoma | — | 2.4L | L4 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1999 | Toyota | Tercel | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Acura | CL | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Acura | CL | — | 2.3L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Acura | EL | — | 1.6L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Acura | Integra | — | 1.8L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1998 | Acura | NSX | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Acura | NSX | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Acura | RL | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Acura | TL | — | 2.5L | L5 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Acura | TL | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Cadillac | Catera | — | 3.0L | V6 | — | N/A | Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 1998 | Honda | Accord | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Honda | Accord | — | 2.3L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1998 | Honda | Civic | — | 1.6L | L4 | GAS | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Honda | Civic | — | 1.6L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Honda | CR-V | — | 2.0L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1998 | Honda | Odyssey | — | 2.3L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1998 | Isuzu | Oasis | — | 2.3L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1998 | Mazda | 626 | — | 2.5L | V6 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1998 | Mazda | Millenia | — | 2.5L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1998 | Mazda | Millenia | — | 2.3L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Mercedes-Benz | C230 | — | 2.3L | L4 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1998 | Mitsubishi | Montero | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Toyota | 4Runner | — | 3.4L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Toyota | 4Runner | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1998 | Toyota | Camry | — | 2.2L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Toyota | Corolla | — | 1.8L | L4 | — | N/A | Gap 0.043 (in); Plug Type Number RC12MC4; Copper Plus |
| 1998 | Toyota | Paseo | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Toyota | RAV4 | — | 2.0L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Toyota | Supra | — | 3.0L | L6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Toyota | T100 | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1998 | Toyota | T100 | — | 3.4L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1998 | Toyota | Tacoma | — | 3.4L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1998 | Toyota | Tacoma | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1998 | Toyota | Tacoma | — | 2.4L | L4 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1998 | Toyota | Tercel | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1997 | Acura | CL | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1997 | Acura | CL | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1997 | Acura | EL | — | 1.6L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1997 | Acura | Integra | — | 1.8L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1997 | Acura | NSX | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1997 | Acura | NSX | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1997 | Acura | RL | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1997 | Acura | TL | — | 2.5L | L5 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1997 | Acura | TL | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1997 | Cadillac | Catera | — | 3.0L | V6 | — | N/A | Gap 0.040 (in); Plug Type Number RC12MC4; Copper Plus |
| 1997 | Ford | Probe | — | 2.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1997 | Honda | Accord | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1997 | Honda | Accord | — | 2.7L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1997 | Honda | Civic | — | 1.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1997 | Honda | Civic del Sol | — | 1.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1997 | Honda | CR-V | — | 2.0L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1997 | Honda | Odyssey | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1997 | Isuzu | Oasis | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1997 | Mazda | 626 | — | 2.5L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1997 | Mazda | Millenia | — | 2.5L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1997 | Mazda | Millenia | — | 2.3L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1997 | Mazda | MX-6 | — | 2.5L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1997 | Mitsubishi | Montero | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1997 | Nissan | Pickup | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1997 | Toyota | 4Runner | — | 3.4L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1997 | Toyota | 4Runner | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1997 | Toyota | Camry | — | 2.2L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1997 | Toyota | Celica | — | 1.8L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1997 | Toyota | Corolla | — | 1.8L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1997 | Toyota | Land Cruiser | — | 4.5L | L6 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1997 | Toyota | Paseo | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1997 | Toyota | RAV4 | — | 2.0L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1997 | Toyota | T100 | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1997 | Toyota | T100 | — | 3.4L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1997 | Toyota | Tacoma | — | 3.4L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1997 | Toyota | Tacoma | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1997 | Toyota | Tacoma | — | 2.4L | L4 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1997 | Toyota | Tercel | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1996 | Acura | Integra | — | 1.8L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1996 | Acura | NSX | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1996 | Acura | RL | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1996 | Acura | TL | — | 2.5L | L5 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1996 | Acura | TL | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1996 | Ford | Probe | — | 2.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1996 | Honda | Accord | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1996 | Honda | Accord | — | 2.7L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1996 | Honda | Civic | — | 1.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1996 | Honda | Civic del Sol | — | 1.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1996 | Honda | Odyssey | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1996 | Honda | Prelude | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1996 | Isuzu | Oasis | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1996 | Mazda | 626 | — | 2.5L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1996 | Mazda | Millenia | — | 2.5L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1996 | Mazda | Millenia | — | 2.3L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1996 | Mazda | MX-6 | — | 2.5L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1996 | Mitsubishi | Montero | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1996 | Nissan | Pickup | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1996 | Toyota | 4Runner | — | 3.4L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1996 | Toyota | 4Runner | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1996 | Toyota | Camry | — | 2.2L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1996 | Toyota | Celica | — | 1.8L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1996 | Toyota | Corolla | — | 1.8L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1996 | Toyota | Land Cruiser | — | 4.5L | L6 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1996 | Toyota | Paseo | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1996 | Toyota | RAV4 | — | 2.0L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1996 | Toyota | T100 | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1996 | Toyota | T100 | — | 3.4L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1996 | Toyota | Tacoma | — | 3.4L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1996 | Toyota | Tacoma | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1996 | Toyota | Tacoma | — | 2.4L | L4 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1996 | Toyota | Tercel | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1995 | Acura | Integra | — | 1.8L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1995 | Acura | Legend | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1995 | Acura | NSX | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1995 | Acura | TL | — | 2.5L | L5 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1995 | BMW | 850CSi | — | 5.6L | V12 | — | N/A | OE Type; Gap 0.024 (in); Plug Type Number RC12MC4; Copper Plus |
| 1995 | Ford | Probe | — | 2.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1995 | Honda | Accord | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1995 | Honda | Accord | — | 2.7L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1995 | Honda | Civic | — | 1.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1995 | Honda | Civic | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1995 | Honda | Civic del Sol | — | 1.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1995 | Honda | Civic del Sol | — | 1.5L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1995 | Honda | Odyssey | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1995 | Honda | Prelude | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1995 | Mazda | 626 | — | 2.5L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1995 | Mazda | Millenia | — | 2.5L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1995 | Mazda | Millenia | — | 2.3L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1995 | Mazda | MPV | — | 3.0L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1995 | Mazda | MX-6 | — | 2.5L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1995 | Mitsubishi | Montero | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1995 | Nissan | Pickup | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1995 | Toyota | Corolla | — | 1.8L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1995 | Toyota | Land Cruiser | — | 4.5L | L6 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1995 | Toyota | Paseo | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1995 | Toyota | Previa | — | 2.4L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1995 | Toyota | T100 | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1995 | Toyota | T100 | — | 3.4L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1995 | Toyota | Tacoma | — | 3.4L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1995 | Toyota | Tacoma | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1995 | Toyota | Tacoma | — | 2.4L | L4 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1995 | Toyota | Tercel | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1994 | Acura | Integra | — | 1.8L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1994 | Acura | Legend | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1994 | Acura | NSX | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1994 | BMW | 850CSi | — | 5.6L | V12 | — | N/A | OE Type; Gap 0.024 (in); Plug Type Number RC12MC4; Copper Plus |
| 1994 | Ford | Probe | — | 2.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1994 | Honda | Accord | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1994 | Honda | Civic | — | 1.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1994 | Honda | Civic | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1994 | Honda | Civic del Sol | — | 1.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1994 | Honda | Civic del Sol | — | 1.5L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1994 | Honda | Prelude | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1994 | Honda | Prelude | Si 4WS | 2.3L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1994 | Mazda | 626 | — | 2.5L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1994 | Mazda | MPV | — | 3.0L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1994 | Mazda | MPV | — | 2.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1994 | Mazda | MX-6 | — | 2.5L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1994 | Mitsubishi | Montero | — | 3.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1994 | Nissan | D21 | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1994 | Nissan | Maxima | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1994 | Toyota | Land Cruiser | — | 4.5L | L6 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1994 | Toyota | Previa | — | 2.4L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1994 | Toyota | T100 | — | 3.0L | V6 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1994 | Toyota | T100 | — | 2.7L | L4 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1993 | Acura | Integra | — | 1.8L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1993 | Acura | Legend | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1993 | Acura | NSX | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1993 | Ford | Probe | — | 2.5L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1993 | Honda | Accord | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1993 | Honda | Civic | — | 1.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1993 | Honda | Civic | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1993 | Honda | Civic del Sol | — | 1.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1993 | Honda | Civic del Sol | — | 1.5L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1993 | Honda | Prelude | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1993 | Honda | Prelude | Si 4WS | 2.3L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1993 | Mazda | 626 | — | 2.5L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1993 | Mazda | B2600 | — | 2.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1993 | Mazda | MPV | — | 3.0L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1993 | Mazda | MPV | — | 2.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1993 | Mazda | MX-6 | — | 2.5L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1993 | Nissan | D21 | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1993 | Nissan | Maxima | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1993 | Toyota | Land Cruiser | — | 4.5L | L6 | — | N/A | Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1993 | Toyota | Previa | — | 2.4L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1993 | Toyota | T100 | — | 3.0L | V6 | — | N/A | OE Type; Gap 0.032 (in); Plug Type Number RC12MC4; Copper Plus |
| 1992 | Acura | Integra | — | 1.8L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1992 | Acura | Legend | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1992 | Acura | NSX | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1992 | BMW | 850i | — | 5.0L | V12 | — | N/A | OE Type; Gap 0.028 (in); Plug Type Number RC12MC4; Copper Plus |
| 1992 | Honda | Accord | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1992 | Honda | Civic | — | 1.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1992 | Honda | Civic | — | 1.5L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1992 | Honda | Prelude | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1992 | Mazda | 626 | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1992 | Mazda | B2600 | — | 2.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1992 | Mazda | MPV | — | 3.0L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1992 | Mazda | MPV | — | 2.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1992 | Nissan | D21 | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1992 | Nissan | Maxima | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1992 | Toyota | Previa | — | 2.4L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1991 | Acura | Integra | — | 1.8L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1991 | Acura | Legend | — | 3.2L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1991 | Acura | NSX | — | 3.0L | V6 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1991 | BMW | 850i | — | 5.0L | V12 | — | N/A | OE Type; Gap 0.028 (in); Plug Type Number RC12MC4; Copper Plus |
| 1991 | Honda | Accord | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1991 | Honda | Prelude | — | 2.1L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1991 | Honda | Prelude | — | 2.0L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1991 | Mazda | 626 | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1991 | Mazda | 929 | — | 3.0L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1991 | Mazda | B2600 | — | 2.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1991 | Mazda | MPV | — | 3.0L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1991 | Mazda | MPV | — | 2.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1991 | Nissan | D21 | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1991 | Toyota | Previa | — | 2.4L | L4 | — | N/A | Gap 0.044 inches, Plug Type Number RC12MC4; Copper Plus |
| 1990 | Acura | Integra | — | 1.8L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1990 | Honda | Accord | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1990 | Honda | Prelude | — | 2.1L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1990 | Mazda | 626 | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1990 | Mazda | 929 | — | 3.0L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1990 | Mazda | B2600 | — | 2.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1990 | Mazda | MPV | — | 3.0L | V6 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1990 | Mazda | MPV | — | 2.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1990 | Nissan | 240SX | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1990 | Nissan | D21 | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1989 | Mazda | 626 | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1989 | Mazda | B2600 | — | 2.6L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1989 | Nissan | 240SX | — | 2.4L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| 1988 | Mazda | 626 | — | 2.2L | L4 | — | N/A | OE Type Spark Plug RC12MC4, Gap 0.044 in.; Copper Plus |
| No rows match your filter. | ||||||||
Directly replaces or cross-references 44 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Anchor — 2262Anchor — 3112Anchor — 3130Anchor — 3131Anchor — 3132Anchor — 3133Anchor — 3135Anchor — 3143Anchor — 3166Anchor — 3167Anchor — 3169AP Exhaust — 7562Carlson — 7962Four Seasons — 33318Standard Ignition — 7526431833858409980795614G980795614P980795615G9091901176AGSP33CF7LDCRF8LCRFR8HC0XFR8LCXFR9LCXK16GPRU11K16PRL11K16PRTP11K16PRU11K20RUKJ14CRL11KJ16CR11KJ16CRL11KJ20CR11KJ20CRL11MD372553QJ20CR11RC12MC4SK20R11ZFR5D11ZFR5F11ZFR6A11