2020 GMC AT4 6.2L Borla Atak Catback Exhaust

2020 GMC Sierra 1500 AT4 6.2L

Borla Atak catback 1st start, revs, take off, and drive by.

Fits: 2019-2020 GMC Sierras and Chevy Silverados with the 6.2L





SuperDuty Lift Kits