Trade numbers: HR 9 LPP 22 Y 8135 8135-4 Bosch Double-Platinum Spark Plug The Bosch double platinum spark plugs have platinum firing pins at both the centre and a ground electrode. Developed to OE specifications and designed for better performance and life. Features and Benefits: Outstanding spark plug technology which meets exactly the requirements of the respective engine. Fine wire 360 degree continuous laser welded platinum firing pins and a yttrium enhanced tapered platinum ground electrode inlay for improved combustion and service life. Large copper core center electrode enables an improved heat transfer. Nickel-plated housing and thread for protection against corrosion and seizure in the aluminum cylinder head without the need for lubrication. Factory pre-set electrode gap enables hassle-free replacement. Note: Always use the Bosch installation guide when replacing your spark plugs. OEM: 12563707 Fitment Table Make Model Badge HOLDEN ADVENTRA 5.7 i V8 AWD/5.7 i V8 CX8/LX8 AWD HOLDEN CALAIS 5.7 i V8/6.0 i V8 HOLDEN CAPRICE 5.7 i V8/6.0 i V8 HOLDEN COMMODORE 5.7 i V8/6.0 i V8 HOLDEN CREWMAN 5.7 i V8 HOLDEN MONARO 5.7 i V8 HOLDEN ONE TONNER 5.7 i V8 HOLDEN STATESMAN 5.7 i V8/6.0 i V8 HSV AVALANCHE 5.7 i V8 AWD HSV CLUBSPORT 5.7 i V8/6.0 i V8 HSV COUPE 4 5.7 i V8 HSV GRANGE 5.7 i V8/6.0 i V8 HSV GTO 5.7 i V8/6.0 i V8 HSV GTS 5.7 i V8/6.0 i V8 HSV MALOO 5.7 i V8/6.0 i V8 HSV SENATOR 5.7 i V8/6.0 i V8 HSV SV300 5.7 i V8