Borla 14-18 Silv/Sierra C/B Exh ATAK 1500 5.3L V8 AT/MT 2&4WD Ext Cab(78.7) Crew Cab(69.3) 143.5 WB - 140797 fits_2015-`Audi`A3 Lowered Sport Springs 1

Lowered Sport Springs 1

5 lb lighter than the factory exhaust

9L Cummins coolant hose kit is the ideal upgrade for the factory rubber hoses

Four Finish Options: Choose glossy black

Fitment Note: This item will only fit models equipped with Performance Package

Borla 14-18 Silv/Sierra C/B Exh ATAK 1500 5.3L V8 AT/MT 2&4WD Ext Cab(78.7) Crew Cab(69.3) 143.5 WB - 140797 fits_2015-`Audi`A3 Lowered Sport Springs 1The Borla(r) 140797 ATAK(r) Cat Back(tm) is tuned for sound and performance specifically for the 5. 3L engine in the Silverado and Sierra 1500. For the owner who is looking for an aggressive and head turning sound, we recommend our ATAK(r) system. It provides a drastic difference in tone and overall volume from the much quieter stock exhaust system while maintaining a drone free driving experience inside the vehicle. This Cat Back(tm) system features