OCPTY 8 ignition coils with 8 iridium Spark Plugs fits UF413 12611424 12570616 for Chevrolet for GMC CadillacCamaro Corvette Express Impala CTS Rainier Avalanche Silverado Suburban Savana - 133302-5456-1714216061

• Compatible Vehicle -for Chevrolet Avalanche 5.3L, Camaro 6.2L, Caprice 6.0L, Corvette 6.0L, Corvette 6.2L, Corvette 7.0L, Express 1500 5.3L, Express 2500 4.8L, Express 2500 6.0L, Express 3500 4.8L 6.0L, Express 4500 6.0L, Impala 5.3L, Monte Carlo 5.3L, Silverado 1500 4.8L 5.3L 6.0L 6.2L, Silverado 2500 6.0L, Silverado 3500 6.0L, Suburban 1500 5.3L 6.0L, Suburban 2500 6.0L, Tahoe 4.8L 5.3L 6.0L, Trailblazer 5.3L 6.0L. Compatible with for Hummer H2 6.2L, H3 5.3L. for Isuzu NPR 6.0L Replaces OEM Part Numbers - C1511, UF413, F413, 5c1554, D513a, D510C, E893, 52-1819, IC533, 12570616, 12611424, C-721 Premium Quality Material - You'll have an easy time mounting these coils due to their lightweight and winding construction. The copper material ensures maximum power delivery to the spark plugs. They come pre-greased for direct replacement.Superior winding process yields greater wire length control, which means less chance of a breakdown of the wire coating and insulation. Material resists pinholes and cracks that can cause failures. Function & OEM Fit - OCPTY Ignition Coils are engineered for original equipment and replacement applications.Every component either matches or improves on the OE design to ensure fast and easy installation with superior performance and reliability.The ignition coil acts like a transformer.the ignition coil transforms the electrical energy from the vehicle battery into high voltage, saves it briefly and then emits it as a high voltage current pulse to the spark plug. Promise - Our Ignition Coils come with a one-year warranty, Please use enter your vehicle in your Amazon Garage above to see if this part is compatible with your vehicle,And also you can check the Replaces OEM Part Numbers list to make sure it fits.