High-Performance Spark Plugs and High-Performance Spark Plug Wires for Sierra and Silverado

Custom kit for Silverado and Sierra 1500, combining 10 mm high-performance spark plug wires with ceramic terminals and full insulation for each wire, ensuring strong and stable electrical conduction with very low resistance (30 ohms) to guarantee full power delivery to the spark plugs. Includes NGK Iridium spark plugs, renowned for high efficiency in generating strong sparks and cleaner combustion, contributing to improved engine performance and reduced fuel consumption. Features 10 mm spark plug wires for superior insulation and stronger electrical transmission. Ceramic terminals that withstand high temperatures and maintain spark stability. Low resistance (30 ohms) to ensure complete power delivery. NGK Iridium spark plugs with extended service life and stronger sparks. Cleaner combustion contributes to fuel savings and reduced emissions. Enhanced engine responsiveness and power delivery under all conditions. Why Choose It Whether you’re an enthusiast seeking maximum performance or driving a stock vehicle and aiming for smoother operation and greater efficiency, this kit delivers a noticeable improvement in spark quality, engine responsiveness, and gasoline efficiency—without requiring any complex modifications.