PUSH-IN BREATHER CAP 2 3/4" diameter with 1" neck (Replaces GM #6421868) Fits valve covers with 1.25" holes when using grommet Use R4878, R4880, or R9358 grommets

This part fits most Cars and Trucks.; exceptions may apply. Please read the complete description to see if this part fits your specific vehicle and application.

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R4870
$5.00 Each