The HSP Diesel LLY/LBZ/LMM Downpipe is constructed from 3" 304 Stainless Steel and built to last. Each Downpipe is built in quality fixtures to ensure proper fitment. Our Fabrication allows extra clearance for aftermarket up-pipes.
LB7: 01-04 VIN Code 1
Lower Exhaust gas temperatures, Ceramic coating option for heat control, 304 Stainless steel CNC machined flanges, Mandrel bent 304 stainless steel tube for increased strength and flow. Improved exhaust tone. HSP 304 Stainless Downpipe.
* Will not fit on LB7 California Emissions truck
Estimated Install Time: 2.5 Hours