2015.5-2016 Duramax LML 4" Cat & DPF Race Pipe w/ Muffler (431030) Material:Aluminized while the four axis CNC-machined

while the four axis CNC-machined flange transitions airflow seamlessly into the intake plenum

Add another measure of protection and increase fluid flow with the easy-to-install billet aluminum PPE Transmission Fluid Thermal Bypass Valve for the GM L5P Duramax Diesel

This match represents the best balance between quick spool-up response for driveability and overall compressor flow for peak power for truck owners looking to make 650rwhp

Gears are machined to close tolerances to ensure proper engine pressure and correct

2015.5-2016 Duramax LML 4" Cat & DPF Race Pipe w/ Muffler (431030) Material:Aluminized while the four axis CNC-machined2015. 5 2016 Duramax LML 4" Cat & DPF Race Pipe w Muffler (431030) Constructed out of 16 gauge aluminized steel or T409 Stainless, this exhaust system is designed to simplify installation with included clamps, preweld contour bends and improved flanges. Enjoy a noticeable boost in performance, lowered EGTs and amplified air flow with this Flo~Pro system. For powerhouse performance, Flo~Pro delivers horsepower you can hear! IMPORTANT NOTE: These kits