Spark Plugs Set 4x fits OPEL Bosch 55490097. BUICK 12673527, 12683541, 12686362, 55490097. GMC 12673527, 12683541, 55490097. HOLDEN 55490097. OPEL 55490097. VAUXHALL 55490097. Spark Position 4 mm. BOSCH AAR5NIP, AR5NII332.
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