Borla CrateMuffler LS3 ATAK 2.25in Offset/Offset 14inx4.35inx9in Oval Muffler 2120 Harvey Avenue 2010-2013 GMC Sierra 1500 78

2010-2013 GMC Sierra 1500 78

Cleaner air equals more power

First we tested our own exhaust then we tested the others

2019 Toyota Sienna SE

Borla CrateMuffler LS3 ATAK 2.25in Offset/Offset 14inx4.35inx9in Oval Muffler 2120 Harvey Avenue 2010-2013 GMC Sierra 1500 78This muffler is directional. The outlet can be identified by the mounting bracket welded to the endcap. The world's first mufflers purpose built to optimize the sound & power of crate and custom built motors. Built from premium T 304 stainless steel, superior to T 400 series knockoffs (such as 409), to give you the absolute best in performance and durability. Best of all, Borla stands behind every system with a Million Mile Warranty. Just what you? d