The ACDelco Ignition Coil is a direct fit OE replacement that contains the same high quality craftsmanship and materials as the original equipment it replaces. To protect coils from the harsh operating environment, laminations are corrosion protected, and primary and secondary coil windings often feature molded plastic protection. These laminations are similar to the OE part. Product Features:OES and a direct fit applicationMeets or exceeds the OES specifications for durability and performanceHigh profile insulation to prevent arching.Radio-Frequency Interference (RFI) SuppressionEngineered to withstand extremes in temperatures