Borla Cat-Back Exhaust System - ATAK (140577) 1707 Professional installation is recommended to

Professional installation is recommended to ensure optimal results

Just with more attitude

Improved throttle response Across The Rev Band

This removes the extra interfaces of having a separate convoluted tube which the stock system requires for flexibility as the stock airboxes are mounted to the chassis so cannot move

providing a smooth transition for the air from the Takeda Air Intake tube to the turbo

Borla Cat-Back Exhaust System - ATAK (140577) 1707 Professional installation is recommended toBorla ATAK Cat Back Exhaust System for 2014 2018 Chevrolet Silverado 1500 GMC Sierra 1500 6. 2L V8 Automatic Manual Transmission Extended Cab Standard Bed (78. 7") Crew Cab Short Bed (69. 3") 143. 5" Wheelbase. (140577) BORLA ATAK (Acoustically Tuned Applied Kinetics) technology is designed for high performance purists who prefer exhaust sound over their stereos. ATAK equipped exhaust systems deliver the highest available dB (decibel) levels in the