Flowmaster 09-13 GM 1500 V8 143 in. Wheelbase FlowFX Cat-Back Exhaust System

The new Flowmaster® Flow FX® cat-back exhaust system for the 2009-2013 GM Silverado/Sierra 1500 trucks with the 5.3L engine is manufactured using durable 409 stainless steel throughout and features 3.0-inch to dual 2.50-inch mandrel bent pipes for better exhaust gas flow, and a Flow FX "straight-through" muffler for a great aggressive sound level and maximum performance. The system is finished off with dual 4.0-inch diameter black ceramic-coated 304S stainless steel Flowmaster logoed tips exiting in front of the rear tire, giving your truck a custom look that goes hand in hand with that deep performance Flow FX sound. The system uses all the existing factory hanger locations and includes installation instructions and all necessary hardware for an easy installation that you can do at home. Backed by Flowmaster's lifetime Limited Warranty.

• Includes two large 4.0-inch black ceramic coated tips with the Flowmaster logo on them, exit in front of the rear tire for an aggressive and stylish look
• Flow FX “straight through” performance muffler delivers a deep, aggressive performance tone and improves exhaust flow
• 3.0-inch and 2.5-inch mandrel bent 16-gauge 409 stainless steel tubing maximizes exhaust flow and improves durability
• Includes complete hardware and factory styled hangers in the stock locations for an easy installation
• Increases of up to 10 hp and 11 lb./ft. over the stock exhaust
• Backed by Flowmaster’s Lifetime Limited Warranty

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