The Ignition Knock (Detonation) Sensor Kit by Dorman, part number 926-084, is a reliable and durable replacement component for your car or truck's ignition system. This kit includes one sensor and comes with a 1-year manufacturer warranty, ensuring quality and peace of mind. Designed to detect ignition knock or detonation, this sensor helps maintain optimal engine performance and prevent potential damage from high-pressure shocks. Upgrade your ignition system with this Dorman sensor kit for improved efficiency and reliability on the road.