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NGK 5468 Spark Plug
| Brand | NGK 5468 |
|---|---|
| Center Electrode Core Material | Copper |
| Center Electrode Tip Material | Iridium |
| Electrical Terminal Type | Non-Removable Nut |
| Ground Configuration | Standard |
| Ground Electrode Core Material | Nickel |
| Ground Electrode Quantity | 1 |
| Ground Electrode Tip Design | Square Platinum Electrode - High Ignitability |
| Hex Size | 5/8 |
| Insulator Height | 50.50 |
| Manufacturer Heat Range | 6 |
| Part Number | SILFR6A11 |
| Pre-Gap Size | .044 |
| Reach | 26.5 |
| Resistance | 5000 |
| Seat Type | Flat |
| Stock Number | 5468 |
| Thread Diameter | 14.00 |
| Product line | Laser Iridium High Ignitability Spark Plug |
| Fits | Suzuki · 5 vehicles |
Laser Iridium design. Iridium center electrode for precise, reliable ignition.
High ignitability tip. Square platinum ground electrode helps promote efficient spark delivery.
OE supplier heritage. Built by NGK, a long-time original equipment spark plug manufacturer.
Cross-references AMS Automotive 4506, DENSO Auto Parts 4704 and NGK 5468 for the same application. See all 7.
NGK Laser Iridium Spark Plug 5468
NGK 5468 is a Laser Iridium High Ignitability spark plug built for precise ignition performance and OE-style service intervals. It is listed for 2009-2013 Suzuki Grand Vitara applications and uses a 0.044 in pre-gap for the specified fitment.
Key Features
- Laser Iridium High Ignitability design for consistent spark delivery
- Iridium center electrode tip with a copper core for efficient ignition response
- Square platinum ground electrode tip design for high ignitability
- 5,000 ohm resistance for ignition system compatibility
- 14.00 mm thread diameter, 26.5 mm reach, and flat seat design
- 5/8 hex size with non-removable nut terminal
- Manufacturer heat range 6
Product Details
NGK 5468, also identified as SILFR6A11, is part of NGK’s Laser Iridium High Ignitability line. This product line focuses on stable ignition performance using an iridium-tipped center electrode and a high-ignitability ground electrode design. For drivers searching for an NGK 5468 spark plug for a Suzuki Grand Vitara, this OE-style replacement matches the listed factory application and service requirements.
NGK has long supplied original equipment spark plugs for domestic and import vehicles in North America, and this plug reflects that OE-focused engineering approach. It is listed for 2009-2013 Suzuki Grand Vitara models, with notes calling for high ignitability spark plugs and a 0.044 in gap. This part cross-references DENSO Auto Parts 4704 for the same application.
Common Issues This Part Can Address
- Hard starting caused by worn spark plug electrodes
- Rough idle from inconsistent spark output
- Misfire conditions related to aged ignition components
- Reduced throttle response from degraded plug performance
- Service interval replacement for the specified Suzuki Grand Vitara application
Installation Notes
Verify the vehicle application before installation and confirm the specified 0.044 in gap for the listed fitment. Use the correct 5/8 hex spark plug socket and follow the manufacturer’s torque specification for the engine. Inspect ignition coils, boots, and wiring during service so the new plug can perform as intended in the 2009-2013 Suzuki Grand Vitara.
Quality Assurance
NGK is a major OE spark plug supplier with extensive North American manufacturing and distribution support. The brand’s OE legacy and automotive engineering background provide confidence in the consistency and durability of NGK 5468 for the listed Suzuki Grand Vitara applications.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2013 | Suzuki | Grand Vitara | 2.4L | L4 | N/A | OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Gap 0.044"; Actual OE Manufacturer; 60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug |
| 2012 | Suzuki | Grand Vitara | 2.4L | L4 | N/A | OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Gap 0.044"; Actual OE Manufacturer; 60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug |
| 2011 | Suzuki | Grand Vitara | 2.4L | L4 | N/A | OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Gap 0.044"; Actual OE Manufacturer; 60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug |
| 2010 | Suzuki | Grand Vitara | 2.4L | L4 | N/A | OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Gap 0.044"; Actual OE Manufacturer; 60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug |
| 2009 | Suzuki | Grand Vitara | 2.4L | L4 | N/A | OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs.; Gap 0.044"; Actual OE Manufacturer; 60,000 mi OE Mfr Recommended Service Interval; Laser Iridium High Ignitability Spark Plug |
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