41-121 ACDelco Iridium Spark Plug, 1-pk v419327-v419326-v381757-v314788-v314786-v314785-v314784-v381756-v448778-v448776-v391546-v315093-v494500-v494478-v388493-v388494-v416184-v416185-v389523-v389522-v389521-v389518-v310472-v302860-v302861 1994 Chevrolet Tahoe 1995 Chevrolet

1994 Chevrolet Tahoe 1995 Chevrolet V10 1987 Chevrolet V1500 Suburban 1991 Chevrolet V2500 Suburban 1991 Chevrolet V3500 1991 GMC C1500 1988

1985 Cadillac Series 60 Fleetwood 1964 Cadillac Series 62 1964 Cadillac Series 75 Fleetwood 1964 Cadillac Seville 1976

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41-121 ACDelco Iridium Spark Plug, 1-pk v419327-v419326-v381757-v314788-v314786-v314785-v314784-v381756-v448778-v448776-v391546-v315093-v494500-v494478-v388493-v388494-v416184-v416185-v389523-v389522-v389521-v389518-v310472-v302860-v302861 1994 Chevrolet Tahoe 1995 ChevroletACDelco Iridium Spark Plug offers better engine idle stability and smoother performance Allows for smaller, more efficient electrode designed for improved cold starting and quicker acceleration Fine wire electrode helps improve ignition of the fuel and burns away carbon deposits on the tip of the plug as they form, to help improve fuel economy Includes 1 spark plug per package