Spark Plugs
Trade numbers:
- HR 9 DPP 30 Y
- 6703-6
Bosch Platinum Spark Plug
The Bosch platinum spark plugs have platinum firing pins at the centre 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 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.
