Buick GNX Grand National Knock Gauge Large

Buick GNX & GN Knock Gauge


Product Description

Detonation is your worst enemy and is the main cause of a blown head gasket,burned pistons or worse. Designed to fit into a standard 2-1/16 in. gauge opening or gauge pod,the three color LED display gives you “real time” visual indication of the serverty of detonation. Simple 3-wire hookup. Requires the factory ESC module to operate.

Additional Information

Weight 2 lbs
Dimensions 3 x 3 x 3 in


There are no reviews yet.

Leave Comment

Be the first to review “Buick GNX & GN Knock Gauge”

clear formSubmit