Description
The Flowmaster Force II® Cat-back Exhaust System is designed for 2007-2013 GM Silverado/Sierra 1500 trucks with the 5.3L engine (excluding classic body models). This emissions-legal, bolt-on system delivers a moderate exterior tone and mild interior resonance, providing the perfect balance of performance and refinement.
Constructed with 3.00-inch mandrel-bent stainless steel tubing flowing into a Super 50™ Series muffler, the system includes dual 2.50-inch mandrel-bent stainless steel tailpipes with large polished tips. Tailpipes can exit straight out the back for a muscular appearance or behind the rear tires on each side—ideal for towing applications. Using factory hanger locations ensures a quick and easy installation. All necessary hardware is included, and the system is backed by Flowmaster’s Lifetime Limited Warranty.
Key Features
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3.00-inch mandrel-bent stainless steel tubing for maximum durability and performance
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Super 50™ Series muffler delivers a deep, moderate exterior tone and mild interior sound
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Dual 2.50-inch mandrel-bent stainless steel tailpipes
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Large 3.00-inch polished dual-wall stainless steel tips
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Tailpipe exit options: straight back or dual side exits
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Uses factory hanger locations for easy bolt-on installation
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Dyno-tuned for maximum performance gains
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Includes all necessary hardware and instructions
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Lifetime Limited Warranty
Fitment
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2007-2008 GM Silverado/Sierra 1500 4.8L and 5.3L 2/4 wheel drives (except Extended Cab with 8-ft bed; not classic body)
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2009-2013 GM Silverado/Sierra 1500 5.3L Extended Cab with 6.5-ft bed
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2009-2013 GM Silverado/Sierra 1500 5.3L Crew Cab with 5.5-ft bed
Technical Specifications
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Brand: Flowmaster
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Exhaust Series: Force II
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Muffler Series: Super 50 Series
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Muffler Type: Chambered
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Sound Level: Moderate
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Main Piping Diameter: 2.50 IN
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Muffler Body Material: 409 Stainless Steel
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Tail Pipe Diameter: 2.50 IN (dual)
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Exhaust Tip Diameter: 3.00 IN (dual)
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Exhaust Tip Material: 304 Stainless Steel
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Exhaust Tip Finish: Polished
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Inlet Diameter: 3.00 IN
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Mount Type: Uses Factory Hangers
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Clamps Included: Yes
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Part Type: Cat-Back Exhaust System
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Pipe Material: 409 Stainless Steel