Airtex 5S2374 Ignition Knock (Detonation) Sensor - Piezoceramic Knock Sensor

The Airtex 5S2374 Ignition Knock (Detonation) Sensor, also called a knock sensor or detonation sensor, is a replacement part that helps your engine management system detect engine knock. When the sensor picks up knock, the computer can adjust ignition timing to protect the engine and keep it running smoothly.

Key Features:

• Overmolded plastic construction resists shrinkage from age and heat
• Advanced sintered piezoceramic technology for durability, drivability and fuel economy
• Extra-strength epoxy locks the piezo element in place
• Silicone internal seals help keep moisture out
• Trivalent chromate plating helps prevent corrosion

Cross-reference: Mitsubishi MR578117.

Airtex designed its knock sensor line to match OE function while improving durability. That makes the 5S2374 a dependable choice when you replace a failed or worn sensor.