Denso
Double Platinum

Denso 3005 Spark Plug

Brand Denso 3005
Center Electrode Core Material Copper
Center Electrode Tip Material Platinum
Ground Configuration Standard
Ground Electrode Core Material Nickel
Ground Electrode Quantity 1
Ground Electrode Tip Design Platinum Chip
Hex Size 16.0
Manufacturer Heat Range 16
Pre-Gap Size 1.1
Reach 19.00
Resistance 5000
Seat Type Flat
Thread Diameter 14.00
Product line Double Platinum
Fits Saturn, Jaguar, Saab, Mercedes-Benz, BMW, Geo, Toyota, Acura, Honda, Peugeot, Cadillac, Chevrolet, Nissan, Buick, Ford, Oldsmobile, Pontiac, and Mercury · 201 vehicles

OE performance standards. Built to meet strict durability and emissions requirements.

Double platinum design. Platinum on both electrodes helps maintain consistent spark performance.

Copper core construction. Promotes efficient heat transfer for reliable ignition.

Cross-references Datsun/Nissan 22401-01P15, DENSO Auto Parts PQ16R and Ford AGSP32P for the same application. See all 14.

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Denso Double Platinum Spark Plug 3005

Denso 3005 is a Double Platinum spark plug built for OE-style ignition performance, durability, and emissions control. It is a fitment-based replacement for a wide range of import and domestic vehicles, including Saturn SC1, Saturn SL2, and Toyota Supra applications.

Key Features

  • Double Platinum design with platinum on the center electrode tip for extended wear resistance
  • Platinum chip ground electrode tip design for stable spark performance
  • Copper center electrode core and nickel ground electrode core for efficient heat transfer
  • 5000 ohm resistor helps reduce electrical noise
  • Pre-gapped to 1.1 mm for OE-style service fitment
  • Flat seat, 14.00 mm thread diameter, 19.00 mm reach, and 16.0 mm hex size
  • Manufactured to meet strict OE performance, durability, and emissions standards

Product Details

The Denso Double Platinum line is engineered for drivers who want a direct replacement spark plug with consistent ignition characteristics and long service life. Part number 3005 uses a platinum center electrode tip and platinum chip ground design to support dependable spark delivery in applications such as Saturn SC2, Honda CRX, and Mercedes-Benz 300SL. Its OE-style construction and heat range 16 specification make it a practical choice for vehicles that call for this exact plug design.

This part cross-references DENSO Auto Parts PQ16R and Toyota 90919-01121 for the same application.

Common Symptoms This Spark Plug Can Address

  • Rough idle caused by worn or fouled spark plugs
  • Hard starting from weak or inconsistent ignition output
  • Misfire conditions related to electrode wear
  • Reduced fuel economy from inefficient combustion
  • Loss of throttle response in aging ignition systems

Installation Notes and Tips

Verify the thread diameter, reach, seat type, and heat range against the vehicle’s service specifications before installation. Check the pre-gap against the engine requirement and inspect ignition wires or coils for wear so the new plug can perform as intended. Confirm fitment carefully for vehicles such as Saturn SL1, Toyota Camry, and Saab 9000, since spark plug applications vary by engine and model year.

Quality Assurance

Denso manufactures this spark plug to OE performance, durability, and emissions standards for consistent service in the listed applications. Fitment coverage includes 1981-2002 vehicles across Saturn, Toyota, Honda, Mercedes-Benz, BMW, Saab, Nissan, Ford, GM, and more, with confirmed applications such as Fits 1999-2002 Saturn SC1, Fits 1986-1992 Toyota Supra, and Fits 1991-1994 Saab 900.

This part fits 201 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelPositionNotes
2002SaturnSC1—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
2002SaturnSC2—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
2002SaturnSL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
2002SaturnSL1—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
2002SaturnSL2—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
2001SaturnSC1—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
2001SaturnSC2—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
2001SaturnSL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
2001SaturnSL1—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
2001SaturnSL2—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
2001SaturnSW2—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
2000SaturnSC1—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
2000SaturnSC2—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
2000SaturnSL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
2000SaturnSL1—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
2000SaturnSL2—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
2000SaturnSW2—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1999JaguarXK8—N/ADouble Platinum
1999SaturnSC1—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1999SaturnSC2—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1999SaturnSL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1999SaturnSL1—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1999SaturnSL2—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1999SaturnSW1—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1999SaturnSW2—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1998Saab900—N/ADouble Platinum
1997Mercedes-BenzC280—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1997Mercedes-BenzS420—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1997Mercedes-BenzS500—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1997Mercedes-BenzSL320—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1997Mercedes-BenzSL500—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1997Saab900—N/ADouble Platinum
1996Mercedes-BenzC220—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1995BMW850CSi—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1995Mercedes-BenzC220—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1995Mercedes-BenzE420—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1995Mercedes-BenzS420—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1995Mercedes-BenzS500—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1995Mercedes-BenzS600—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1995Mercedes-BenzSL500—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1995Mercedes-BenzSL600—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1994BMW750iL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1994BMW850Ci—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1994BMW850CSi—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1994Mercedes-BenzC220—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1994Mercedes-BenzE420—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1994Mercedes-BenzE500—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1994Mercedes-BenzS420—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1994Mercedes-BenzS500—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1994Mercedes-BenzS600—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1994Mercedes-BenzSL500—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1994Mercedes-BenzSL600—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1994Saab900—N/ADouble Platinum
1993BMW750iL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993BMW850Ci—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993GeoStorm—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993Mercedes-Benz300CE—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993Mercedes-Benz300E—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993Mercedes-Benz300SE—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993Mercedes-Benz300SL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993Mercedes-Benz300TE—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993Mercedes-Benz400E—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993Mercedes-Benz400SEL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993Mercedes-Benz500E—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993Mercedes-Benz500SEC—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993Mercedes-Benz500SEL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993Mercedes-Benz500SL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993Mercedes-Benz600SEC—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993Mercedes-Benz600SEL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993Mercedes-Benz600SL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1993Saab900—N/ADouble Platinum
1992BMW750iL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1992BMW850i—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1992GeoStorm—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1992Mercedes-Benz300CE—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1992Mercedes-Benz300SE—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1992Mercedes-Benz300SL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1992Mercedes-Benz400E—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1992Mercedes-Benz400SE—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1992Mercedes-Benz500E—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1992Mercedes-Benz500SEL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1992Mercedes-Benz500SL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1992Mercedes-Benz600SEL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1992Saab900—N/ADouble Platinum
1992ToyotaCressida—N/ADouble Platinum
1992ToyotaSupra—N/ADouble Platinum
1991AcuraIntegra—N/ADouble Platinum
1991BMW750iL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1991BMW850i—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1991HondaCRX—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1991Mercedes-Benz300SL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1991Mercedes-Benz500SL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1991Saab900—N/ADouble Platinum
1991ToyotaCamry—N/ADouble Platinum
1991ToyotaCressida—N/ADouble Platinum
1991ToyotaSupra—N/ADouble Platinum
1990AcuraIntegra—N/ADouble Platinum
1990BMW750iL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1990CadillacBrougham—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1990ChevroletCaprice—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1990HondaCRXHFN/ADouble Platinum
1990HondaPrelude—N/ADouble Platinum
1990Mercedes-Benz300CE—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1990Mercedes-Benz300SL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1990Mercedes-Benz500SL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1990NissanPulsar NX—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1990NissanSentra—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1990Saab9000—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1990ToyotaCamry—N/ADouble Platinum
1990ToyotaCressida—N/ADouble Platinum
1990ToyotaSupra—N/ADouble Platinum
1989BMW750iL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1989BuickLeSabre—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1989CadillacBrougham—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1989ChevroletCaprice—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1989FordTaurus—N/ADouble Platinum
1989GeoPrizm—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1989HondaCRXHFN/ADouble Platinum
1989HondaPrelude—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1989NissanD21—N/ADouble Platinum
1989NissanPathfinder—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1989NissanPulsar NX—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1989NissanSentra—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1989OldsmobileCutlass Calais—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1989PontiacGrand Am—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1989PontiacSafari—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1989Saab9000—N/ADouble Platinum
1989ToyotaCamry—N/ADouble Platinum
1989ToyotaCelica—N/ADouble Platinum
1989ToyotaCorolla—N/ADouble Platinum
1989ToyotaCressida—N/ADouble Platinum
1989ToyotaMR2—N/ADouble Platinum
1989ToyotaSupra—N/ADouble Platinum
1988BMW750iL—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1988BuickLeSabre—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1988CadillacBrougham—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1988ChevroletCaprice—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1988ChevroletNova—N/ADouble Platinum
1988HondaCRXHFN/ADouble Platinum
1988HondaPrelude2.0 Si 4WSN/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1988HondaPrelude2.0 SN/ADouble Platinum
1988Nissan200SX—N/ADouble Platinum
1988NissanD21—N/ADouble Platinum
1988NissanPathfinder—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1988OldsmobileCutlass Calais—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1988OldsmobileCutlass Supreme—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1988PontiacGrand Am—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1988PontiacSafari—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1988ToyotaCamry—N/ADouble Platinum
1988ToyotaCelica—N/ADouble Platinum
1988ToyotaCorollaSR5N/ADouble Platinum
1988ToyotaCorollaSR5 All TracN/ADouble Platinum
1988ToyotaCorollaLEN/ADouble Platinum
1988ToyotaCorollaGTSN/ADouble Platinum
1988ToyotaCorollaFX16N/ADouble Platinum
1988ToyotaCorollaFX16 GTSN/ADouble Platinum
1988ToyotaCorollaDLXN/ADouble Platinum
1988ToyotaCorollaDLX All TracN/ADouble Platinum
1988ToyotaMR2—N/ADouble Platinum
1988ToyotaSupra—N/ADouble Platinum
1987BuickRegal—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1987CadillacBrougham—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1987ChevroletCaprice—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1987Nissan200SX—N/ADouble Platinum
1987NissanD21—N/ADouble Platinum
1987NissanPathfinder—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1987OldsmobileCalais—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1987OldsmobileCutlass Salon—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1987OldsmobileCutlass Supreme—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1987PontiacFirebird—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1987PontiacSafari—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1987ToyotaCamry—N/ADouble Platinum
1987ToyotaCelica—N/ADouble Platinum
1987ToyotaCorolla—N/ADouble Platinum
1987ToyotaMR2—N/ADouble Platinum
1987ToyotaSupra—N/ADouble Platinum
1986BuickLeSabre—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1986BuickRegal—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1986CadillacFleetwood—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1986ChevroletCaprice—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1986Nissan200SX—N/ADouble Platinum
1986NissanD21—N/ADouble Platinum
1986OldsmobileCutlass Salon—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1986OldsmobileCutlass Supreme—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1986PontiacParisienne—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1986ToyotaCelica—N/ADouble Platinum
1986ToyotaCorolla—N/ADouble Platinum
1986ToyotaMR2—N/ADouble Platinum
1986ToyotaSupra—N/ADouble Platinum
1985BuickLeSabre—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1985BuickRiviera—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1985Nissan200SX—N/ADouble Platinum
1985OldsmobileCutlass Salon—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1985OldsmobileCutlass Supreme—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1985OldsmobileDelta 88—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1985OldsmobileToronado—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1985ToyotaCorolla—N/ADouble Platinum
1985ToyotaMR2—N/ADouble Platinum
1984Nissan200SX—N/ADouble Platinum
1982MercuryLN7—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
1981MercuryLynx—N/APlatinum spark plug with long life, taper tip, and patented U-groove design; Double Platinum
Directly replaces or cross-references 14 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Datsun/Nissan — 22401-01P15DENSO Auto Parts — PQ16RFord — AGSP32PGeneral Motors — 5614000General Motors — 19310637Honda — 98079-551-4AHonda — 98079-551-48Honda — 98079-551-58Peugeot — 5962H7Saab — 59 58 780Saab — 91 36 276Toyota — 90919-01121Toyota — 90919-01121-83Toyota — 90919-01129