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2011-2018 GMC Sierra 1500 376 CID
All Wheel ABS
Bridge construction and durable internal partitions for structural strength and longer life
2005-2008 Dodge Magnum 345 CID
2007-2021 Toyota Tundra
2009-2013 Ford Bronco Performance Muffler Flowmaster Stainless Steel EditPics 2011-2018 GMC Sierra 1500 376Overview: Flowmaster's Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a powerful rich tone and is the most aggressive, deepest sounding, highest performing four inch case street muffler we've ever built! Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Features: Deep Aggressive Sound Exhaust Note Race proven Delta Flow technology Recent two chamber
