ACDelco GM Original Equipment 213-3521 Ignition Knock (Detonation) Sensor sold2025 8 Different Key Hex Sizes

8 Different Key Hex Sizes McGard is the only manufacturer to offer 8 different key hex sizes to match the vehicle’s original equipment lug wrench

Snowstorm tsunamis and other life- threatening bad weather occur

and superior functionality

The transfer speed is 25MB/S-30MB/S which is 2 times faster than others

ACDelco GM Original Equipment 213-3521 Ignition Knock (Detonation) Sensor sold2025 8 Different Key Hex SizesACDelco GM Original Equipment 213 3521 Ignition Knock (Detonation) Sensor ACDelco GM Original Equipment Ignition Knock (Detonation) Sensors monitor the engine for pinging or spark knock, and are GM recommended replacements for your vehicle's original components. These sensors create a voltage signal based on the vibrations caused by erratic air fuel mixture combustion; the engine control module uses these signals to adjust the ignition timing and air