11-19 Duramax LML L5P 5" Filter Back MBRP StainlessXP Series Rugged and dependable our XP Series is made of T409 stainless steel. It's designed and built to stand up to the harshest road conditions. We are so sure that our XP Series has what it takes that we have given it an amazing Lifetime warranty. That is absolutely the best warranty for a T409 system in the industry. Budget friendly entry into stainless steel exhaust systems. T409 Stainless Steel Heavy duty construction Welded On Hangers Tip

They are tested several ways including in the lab using a state-of-the-art UTM machine validating 240k PSI tensile strength

Designed as a “drop-in upgrade”

• 5 panel

Black Anodized Finish

TrackTech Exhaust Manifold Bolts have been designed to exceed factory specifications

**Orders now shipping

75 additional quarts

The new Bladerunner manifold kit for the popular 7

Easier access to fuel system components on drivers side valve cover

4x Polyurethane Bushings (RFB-835-RFAB)

instantly putting you in total control of your vehicles throttle response

Clamp-on Design