MBRP Cat Back Exhaust System Dual Split Rear Aluminized Steel For 09-13 Silverado/Sierra 1500 4.8/5.3/6.0L RC/Extended Cab/Crew Cab S5058AL axle back S&B includes a silicone box

S&B includes a silicone box plug that can be installed or removed depending on personal preference and airflow requirements

this resonator is designed to refine exhaust tone while eliminating unwanted drone

Made From A Premium Silicone Rubber

2011-2016 Ford F-250/350/450 6

Also fits: 2007–2009 Chevrolet Avalanche 6

MBRP Cat Back Exhaust System Dual Split Rear Aluminized Steel For 09-13 Silverado/Sierra 1500 4.8/5.3/6.0L RC/Extended Cab/Crew Cab S5058AL axle back S&B includes a silicone boxAluminized Steel 2. 5 Inch Cat Back Dual Split Rear Built from heavy duty Aluminized Steel our Installer Series performance exhaust systems offer a value price without compromising on the quality built into every component. While the seams are a major point of rust through with some budget systems our fully sealed tubing adds years to your system. Constructed to the same specifications as our top of the line Pro Series we back this line with an