Tuff Country 69-72 Chevy Truck 1/2 & 3/4 Ton 4wd 5.5in Rear Block & U-Bolt Kit 2500 rear frame replacement Filter boss includes 2 threaded

Filter boss includes 2 threaded inlet ports and 1 outlet port

you'll add triple bi-LED projectors

made from American steel and finished in a hammer black powder coat finish

dyno-tuned intake tube to achieve maximum power gains while maintaining a perfect fit

Tuff Country 69-72 Chevy Truck 1/2 & 3/4 Ton 4wd 5.5in Rear Block & U-Bolt Kit 2500 rear frame replacement Filter boss includes 2 threadedTuff Country's block and u bolts kits are an economical solution to raising the rear end of many trucks and SUVs. Lift blocks are inserted between the factory axle and leaf spring to lift the rear end. Each kit includes lift blocks and extended zinc plated u bolts, custom fit for the application.