Bosch 9656 OE Fine Wire Double Iridium Spark Plug - Pack of 4 Laser Platinum Spark Plugs Well-suited for permanently locking studs

Well-suited for permanently locking studs and press fits

This filter traps up to 100% more dirt and contaminants than WIX to resist premature plugging due to oil breakdown

For exterior use only

Mercedes-Benz E420 (1997

Chevrolet Silverado  V8 5

Bosch 9656 OE Fine Wire Double Iridium Spark Plug - Pack of 4 Laser Platinum Spark Plugs Well-suited for permanently locking studsFITMENT SEARCH FEATURE Double iridium firing pin and ground electrode inlay provide 4X longer service life compared to standard Copper plugs 0. 6mm fine wire firing pin provides superior ignitability and performance 360 degree continuous laser weld fuses corrosion resistant iridium firing pin to base for increased durability 7 year performance Satisfaction guarantee Original equipment, pre gapped replacement delivering optimum fit, form and function