2001-2024 Duramax PPE OEM Length Replacement High Flow Up-Pipe Kit2001 2024 Duramax PPE OEM Length Replacement High Flow Up Pipe Kit (11612XXXX) PPE has taken OEM replacement to a new level. All PPE OEM Up Pipes allow 53% greater flow than stock. PPE OEM Up Pipes are a direct bolt on to your factory manifolds. Unlike factory parts, PPE OEM Up Pipe is manufactured from 11 gauge 304 stainless steel and includes our superior PPE 304 stainless steel, internally sleeved bellow that can take the abuse of high temperature

Upgraded turbo and modified injection pump highly recommended

6L GM Duramax engine

and is easy to install

What to get more out of your 6

EXHAUST BRAKES:  We get asked a lot about exhaust brakes and if they work with our turbos

Expect MPG increase over stock injectors with good smoke control

and handles the heat of a hard-working Cummins

smoother engine operation

Whether you’re running a competition engine or breaking in a daily driver

PurePower Technologies extensive process includes many upgrades to provide the ultimate reliability and performance

Gator Fasteners Heavy Duty Main Studs are design to hold the bottom end of your 6

Fasteners are then shot-peened to remove any surface irregularities and improve overall external integrity