Flowmaster Force II Dual Cat-Back Exhaust System - 2007-13 Chevy Silverado/GMC Sierra 1500 5.3L Flex Fuel V8 1205005 Duration 238 / 254

Duration 238 / 254

EV1 / Impact Offset Evo

1989-1997 Ford F-350

Shock Valving

stock converter ok

Flowmaster Force II Dual Cat-Back Exhaust System - 2007-13 Chevy Silverado/GMC Sierra 1500 5.3L Flex Fuel V8 1205005 Duration 238 / 254Force II systems are for people who are looking for a complete Cat back dual exhaust system with a quieter tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. This system delivers a moderate exterior sound and mild interior tone, and is suited to customers looking for efficiency improvements with a noticeable but subtle sound level. Like all Flowmaster systems, the benefits