Cat-Back Exhaust System - ATAK® 4.0" professional-grade capacity and enhanced functionality

professional-grade capacity and enhanced functionality

Features 3 Stability Baffles

20-26 SILVERADO/SIERRA HD (EXCLUDING AT4X/ZR2)

Premium Clamps and a Silicone Coupling Provide a Secure Seal

If your i3 is currently married to your Chevrolet Camaro

Cat-Back Exhaust System - ATAK® 4.0" professional-grade capacity and enhanced functionalityThis system was designed specifically for the 6. 2L Silverado 1500 ZR2 and Sierra 1500 AT4X. The 3. 5" diameter Cat Back(tm) system has dual 2. 75" turn down tail pipes and features the aggressive Borla(r) ATAK(r) muffler and Polyphonic Harmonizer Technology which utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean, rich, full bodied sound without any drone.