Introducing the DWVO Ignition Coil with Bolt for various GM vehicles including Rainier, Trailblazer, Colorado, Canyon, and Envoy. This high-quality coil is designed to improve the performance of your vehicle's ignition system. It is easy to install and comes with a bolt for added convenience. The DWVO Ignition Coil is a reliable and durable choice for your vehicle. It has been manufactured in China and meets all necessary standards for quality and safety. Please note that this product contains a chemical that is known to the State of California to cause birth defects or other reproductive harm, as stated in the California Prop 65 Warning. Upgrade your ignition system today with the DWVO Ignition Coil with Bolt.