Genuine NGK BKR8EIX Iridium IX spark plugs, supplied as a set of six for appropriately tuned Nissan Stagea WC34 RB-series engines.
Vehicle fitment
- Nissan Stagea WC34 – RB25DE
- Nissan Stagea WC34 – RB25DET
- Nissan Stagea 260RS WC34 – RB26DETT
Performance application: this colder heat-range 8 plug is intended only where specified for the engine tune, boost and hardware. Confirm the plug and electrode gap with your tuner.
Product specifications
- Brand: NGK
- Part number / MPN: BKR8EIX
- NGK stock number: 2668
- Series: Iridium IX
- Quantity: 6 spark plugs
- Heat range: 8
- Thread diameter: 14 mm
- Thread reach: 19 mm
- Hex size: 16 mm (5/8 inch)
- Centre electrode: 0.6 mm iridium
- Resistor type: Yes
Reference numbers
NGK BKR8EIX / 2668; NISMO 22401-RN010-8; DENSO IK24 / 5311. Cross-references are for identification; verify the exact engine specification.
Before ordering
Check the engine code and the plug recommendation for the vehicle or engine tune. Do not order solely by model or registration, because modified engines may require a different heat range or electrode gap.
Delivery & returns
- Free UK delivery with an estimated 2–3 working-day service
- 30-day returns, subject to the item being returned in its original condition