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

Allows clearance for up to 33" tires

TCRS Computerized High Speed Balancing To less than 5 gram

Rigid machined 6061 aluminum for a perfect seal to the head and zero flex

(46-20291)

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!