2011 GM HD 4" Filter-Back Single Side Aluminum Exhaust System (S6032AL) Exterior Styling>Exterior Trim Increases fluid capacity by 1

Increases fluid capacity by 1 quart for higher thermal capacity

FOX88406339

and it supports D1S

Developed to relocate the wheel mounting point up 2

This replacement module is designed to meet/exceed all OE specifications and will be a direct replacement for the factory unit

2011 GM HD 4" Filter-Back Single Side Aluminum Exhaust System (S6032AL) Exterior Styling>Exterior Trim Increases fluid capacity by 1The Armor Lite Series offers the ultimate value, delivering the same high quality fitment, sound, and performance expected from MBRP's premium systems. Constructed from heavy gauge aluminized steel that resists road debris, this system features mandrel bent tubing to ensure maximum, uninterrupted exhaust flow, resulting in more power and improved engine longevity. Features Armor Lite Series Same fitment, performance, and sound as premium MBRP products