Fits Chevy Silverado & GMC Sierra 1500 2WD(1999-2006 & Classic) 3" Lift V2 23277 air-bypass-valves designed specifically for use with

designed specifically for use with Holley EFI systems

This feature preserves the character of your motor’s exhaust while allowing for long distance highway cruising to overland destinations without dealing with tiresome interior droning noises

Designed for use with Prothane™ 6-504 engine mounts in Coyote swaps using Maximum Motorsports MMKM-2/MMKM-2

Durable powder-coated steel brackets

Fits Chevy Silverado & GMC Sierra 1500 2WD(1999-2006 & Classic) 3" Lift V2 23277 air-bypass-valves designed specifically for use with3 inch Lift Kit V2 Chevy GMC 1500 2WD (99 06 & Classic) Level your vehicle and gain greater ground clearance with this all inclusive kit. With a set of rear lifted blocks and front, durable lifted knuckles, you'll gain enough ground to run up to 31" tires. This popular lift has now been upgraded to include our new nitrogen charged N3 shocks at no additional cost! N3 shocks feature 10 stage velocity sensitive valving to give incredible ride quality