DogBone LB7 Passenger Side Turbocharger Up-Pipe

DogBone LB7 Passenger Side Turbocharger Up-Pipe – GM 6.6L Duramax (2001–2004)

Upgrade your Duramax with the DogBone LB7 Passenger Side Turbocharger Up-Pipe, a direct bolt-on replacement engineered for durability, performance, and efficiency. Manufactured from 11-gauge 304 stainless steel, this up-pipe features internally sleeved stainless bellows designed to withstand extreme heat and high-pressure conditions while maintaining long-term reliability.

Experience a significant reduction in exhaust back pressure, improved turbo spool times, and lower exhaust gas temperatures (EGTs)—making it a must-have for performance builds and high-demand towing applications.

Features:

• Direct bolt-on replacement for factory exhaust manifolds
• Reduces exhaust back pressure for improved flow and turbo response
• Internally sleeved, free-flowing stainless steel bellows
• Constructed from 11-gauge (.120”) wall, 304 stainless steel with 2-inch OD tubing
• Increases turbo efficiency and lowers EGTs

Kit Includes:

• (1) Stainless multi-layer upper gasket
• (1) Stainless multi-layer lower gasket
• (6) DogBone M10 12.9-grade hex head up-pipe bolts
• Fastener lube

Applications:

• 2001–2004 LB7 GM 6.6L Duramax 2500HD / 3500HD (Federal Emissions)
• 2001–2004 LB7 GM 6.6L Duramax 2500HD / 3500HD (CA Emissions – emissions removed)
• 2004.5–2016 LLY / LBZ / LMM / LML GM 6.6L Duramax 2500HD / 3500HD (emissions removed)

Fitment Notes:

OEM downpipe may require a small clearance dent due to minor interference with the bellow on the up-pipe.