Flowmaster Force II Dual Cat-Back Exhaust System - 2007-13 Chevy Silverado/GMC Sierra 1500 5.3L Flex Fuel V8 Round Chromoly Tubing 2400 CFM on high speed

2400 CFM on high speed / 1800 CFM on low speedDerale has been the leader in performance cooling for decades

1967-1973 Plymouth Barracuda

5/8-11 Threaded

An updated ATC fuse panel and fuses

Earl's #6 Aluminum 90

Flowmaster Force II Dual Cat-Back Exhaust System - 2007-13 Chevy Silverado/GMC Sierra 1500 5.3L Flex Fuel V8 Round Chromoly Tubing 2400 CFM on high speedForce 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