9621-2PK Bosch Iridium Spark Plug, 1-pk v203335-v203336-v203337-v203338-v203339-v203340-v203341-v203342-v203343-v203344-v203345-v203346-v203347-v203348-v203349-v203350-v203351-v203352-v203353-v203354-v203355-v203356-v203357-v203358-v203359

9621-2PK Bosch Iridium Spark Plug, 1-pk v203335-v203336-v203337-v203338-v203339-v203340-v203341-v203342-v203343-v203344-v203345-v203346-v203347-v203348-v203349-v203350-v203351-v203352-v203353-v203354-v203355-v203356-v203357-v203358-v203359Bosch Iridium Spark Plugs are engineered to deliver both high performance and long life, representing the best of OE spark plug technology with a 7 year satisfaction guarantee Double Iridium electrodes: iridium firing pin and iridium ground electrode inlay offer higher performance OE Replacement: meets or exceeds manufacturer design requirements for modern gasoline engines to provide OE fit, form and function Spark Position: OE matched spark position

Maximum durability

1974 Ford Gran Torino 1975

1994 Chevrolet Corvair 1965

2003 Volkswagen Fox 1987

non-toxic and temperature resistant up to 600 degrees

1988 Lincoln Continental 1980

1988 Alfa Romeo Montreal 1974

2003 Lexus ES300h 2019

2014 Acura ZDX 2010

1976 Mercury Monterey 1968

2005 GMC K15/K1500 Pickup 1969

Galvanized and coated components for anti-rust and anti-jams