N51WSTAR Ignition coil Packs are always made with high grade copper, designed for specific application and tested on road. Please review the information below carefully to make sure this part compatible with your vehicle. N51WSTAR REDUCES COMMON IGNITION COIL PACKS ISSUES- such as; no/hard start, long crank time, misfires, lack of power, inconsistent transmission shifts, spark plug fouling, premature catalytic converter failure, poor fuel economy, check engine light illumination N51WSTAR Ignition coil Packs has Excellent Reliability And Performance,Direct Bolt-in Replacement in Factory Location,Replaces Original Equipment Part Number Please confirm compatibility based on your vehicle's year, brand, model, and the OE number of the replacement parts,Please use enter your vehicle in your Amazon Garage above to see if this part is compatible with your vehicle Warranty: We offer a one-year warranty and replacement service. If you have any questions or suggestions, please feel free to contact us.