Rudy's High Temp Coated Exhaust Manifolds & Up Pipes For 01-04 LB7 6.6L Duramax interior The factory MPROP has a

The factory MPROP has a course single layer screen that will allow metal debris past in a failure happens

Only a 2% difference from front to rear cylinders in air flow

installation

Tip Size: Two 3

Rudy's High Temp Coated Exhaust Manifolds & Up Pipes For 01-04 LB7 6.6L Duramax interior The factory MPROP has aRudy'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!