GPD 1811855 Ignition Knock Detonation Sensor

The GPD 1811855 is a professional-quality ignition knock sensor designed to detect engine detonation and pre-ignition. This critical engine sensor monitors unusual vibrations caused by engine knock, sending signals to the engine control unit to adjust ignition timing and prevent engine damage.

Key Features:

• 100% tested for durability and performance to ensure reliability
• Designed to meet or exceed OE fit, form, and function specifications
• Direct fit replacement for easy installation
• Professional quality construction for long-lasting service
• Compact design with 1.71-inch length and single terminal connector

The knock sensor is typically located on the engine block, cylinder head, or intake manifold, where it effectively senses vibrations across the engine's operating range. When installed, this sensor helps maintain proper ignition timing, protecting your engine from damage while optimizing performance and fuel economy. GPD sensors are manufactured to operational performance standards that meet or exceed original equipment requirements.