NGK SILKAR8D6 Laser Iridium Spark Plug – Stock No. 95768
The NGK SILKAR8D6 is a high-quality Laser Iridium spark plug designed for reliable ignition under hard use. It delivers a strong spark with less voltage, improves cold starts, and resists fouling in stop-start and high-load driving. The iridium centre tip and platinum ground pad reduce wear, so performance stays consistent for longer service intervals.
- Fine-wire iridium tip for a clean, stable spark
- Platinum pad on the ground electrode for long life
- Resistor design to reduce electrical noise (helps with ECU and sensors)
- Factory-set small gap for dependable ignition under boost and high cylinder pressure
Use our vehicle lookup to confirm fitment, or check the Vehicle Fitment tab for full details.
| Brand | NGK |
| Part Number | SILKAR8D6 |
| NGK Stock Number | 95768 |
| GTIN | 87295957684 |
| Category | 686 – Spark Plug |
| Construction | Laser Iridium centre with platinum ground pad |
| Heat Range | 8 (colder NGK rating for high-load/turbo use) |
| Resistor | Yes |
| Thread Diameter | M12 x 1.25 |
| Reach (thread length) | 26.5 mm |
| Hex Size | 14 mm |
| Seat Type | Flat seat with gasket |
| Gap (as supplied) | 0.6 mm |
Why choose this plug
The SILKAR8D6 copes well with heat and pressure in tuned or hard-driven petrol engines. It helps reduce misfires and keeps combustion stable, which can make throttle response smoother and maintain power. Expect steady performance over a long service life when installed and gapped to the vehicle’s specification.
Note: Always follow the vehicle maker’s torque and gap settings. Do not adjust the fine iridium tip with force.
The price displayed is for a single plug, please add the desired amount to your basket.


