Holley EFI Coil Extension Harness - GM LS-Series - (Pair) 10022Z See if you lost traction

See if you lost traction (RPM spikes slightly) or if the motor was falling off at high RPM (rate of climb slows)

2000-2003 Chevrolet Suburban 1500 5

Use it for accurate timing

not cooked by your cockpit

Holley EFI Coil Extension Harness - GM LS-Series - (Pair) 10022Z See if you lost tractionDesigned to extend your factory coil harness, allowing you to easily remote mount your LS ignition coils. These 36" long ignition coil extension harnesses are perfect for anyone wanting to remote mount their ignition coils off of the valve covers in order to clean up the look of your engine bay. Product Description: Ignition Wiring Harness Coil Extension Harness GM LS Series Pair Holley is quickly becoming The New Standard In EFI! Holleys HP ECU is