431013-860 Mel's Manufacturing 4" Cat Back Exhaust - Aluminized GMC/Chevy 6.6L Duramax 2011-2015

This dual wall 304 stainless steel exhaust tip from Flo~Pro fits all 4" Exhaust Systems. Inlet: 4", Outlet: 5", Length: 13".

2011-2014 GMC/Chevy 6.6L Duramax (SEE NOTES) - This is a replacement dry/disposable air filter element used in S&B Cold Air Intake systems. This filter is used on the original design of S&B's Cold Air Intake for LML's which is now discontinued.

The GT Platinum Diesel is four products in one; a vehicle engine tuner, monitor, gauge and diagnostic device all in a single unit. It improves the utility of your vehicle by increasing horsepower, improving fuel economy and providing a comprehensive set of monitoring features and diagnostic functions. Offroad use only.

The H&S Mini Maxx delivers Incredible horsepower & torque improvements with less fuel consumption, digital gauge monitoring, and support for vehicles with EGR Coolers Removed. Fits 2003 to 2007 Ford 6.0L Powerstroke Diesel.

Eliminate the problematic EGR valve and cooler with this high quality, low cost delete kit for your 2011-2016 GMC/Chevy Duramax 6.6L LML pickup. Race tuning required.

Protect your wiring from the open elements and provide a cleaner look when removing emissions components with Shibby Engineering's tuner harness plug kit for your 2011-2016 Duramax 6.6L Diesel.