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Part #OTRS-F31SX
- COMPATIBILITY -- Designed for 2009-2013 Chevrolet Silverado and GMC Sierra 1500; 143.5-in. wheelbase; see product information for compatibility and engine specs
- PREMIUM ACOUSTIC CONTROL -- Exclusive Continuous Roving Fiberglass (CRF) technology absorbs unwanted interior resonance while maintaining a deep performance tone
- IMPROVED FLOW CAPACITY -- 3-in. Stainless-steel tubing with mandrel bends improves flow capacity over traditional bends while increased pipe diameter from OE sizes increases flow and power
- SUPERIOR PERFORMANCE -- Straight-through design ensures unrestricted exhaust flow and reduces back pressure; dyno proven to flow up to 1,800 SCFM
- COMPLETE SOLUTION -- Includes DynoMax Ultra Flo welded muffler, pipes, tip and clamps
- ENGINEERED TO LAST -- Muffler features stainless-steel construction with a micro-finish for lifelong protection and 100% welded design for maximum durability
- NOTES -- 4-in. Outlet double wall, buffed and polished stainless-steel slant cut tip
- BUY WITH CONFIDENCE -- Comes with DynoMax’s limited lifetime warranty and exclusive 90-Day Performance and Sound Guarantee™
- EASY TO INSTALL -- Direct-fit bolt-on pre-assembled solution with welded hangers, pipes and clamps for easy installation that doesn’t require specialized fabrication and/or welding
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