Rudy's High Temp Coated Exhaust Manifolds & Up Pipes For 01-04 LB7 6.6L Duramax 2014-2020 tundra There is a groove on

There is a groove on the inside of the pipe where you will re-use the factory O-ring

Shaft is made from 300M steel

Are you tired of dealing with Hydraulic Electric Unit Injector (HEUI) failures and a rough-running Powerstroke engine

Engineered for improved suspension geometry

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Rudy's High Temp Coated Exhaust Manifolds & Up Pipes For 01-04 LB7 6.6L Duramax 2014-2020 tundra There is a groove onRudy's is proud to announce the release of our new high flow race exhaust manifolds and up pipes. These parts are designed for use on your 2001 2004 GM 6. 6L LB7 Duramax diesel truck. The up pipes feature heavy duty bellows that are internally sleeved and are manufactured from aircraft grade material. These manifolds and up pipes are designed to lower EGT's, reduce drive pressure and accelerate turbo spool up time all while maintaining reliability!