• COMPATIBILITY -- Designed for 1999-2007 Chevrolet Silverado/GMC Sierra 1500 and 1999-2000 Silverado/Sierra 2500 under 8,600-lb. GVWR; 143.5-in. wheelbase
• COMPLETE SOLUTION -- Includes DynoMax Ultra Flo welded muffler, pipes, gaskets and clamps
• 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
• 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 2,200 SCFM
• PREMIUM ACOUSTIC CONTROL -- Exclusive Continuous Roving Fiberglass (CRF) technology absorbs unwanted interior resonance while maintaining a deep performance tone
• ENGINEERED TO LAST -- Muffler features stainless-steel construction with a micro-finish for lifelong protectionand 100% welded design for maximum durability
• NOTES -- Welded 4-in. outlet double wall, buffed and polished stainless-steel slant cut tip
• BUY WITH CONFIDENCE -- Comes with DynoMax limited lifetime warranty and exclusive 90-Day Performance & Sound Guarantee

For the best results DynoMax highly recommends using a good set of headphones or better than built-in computer speakers. Muffler sound is all about BASS. Cell phones and built-in computer speakers will not give you the true experience of the Muffler sound.

❚❚❚❚❚❚❚❚❚❚ Mild Sound Level	❚❚❚❚❚❚❚❚❚❚ Moderate Sound Level

❚❚❚❚❚❚❚❚❚❚ Aggressive Sound Level	❚❚❚❚❚❚❚❚❚❚ Very Aggressive Sound Level

Benefits of Purchasing an Exhaust System Kit

Replacing just a section of your exhaust system is less expensive up-front, but a complete Exhaust System Kit provides added benefits:

• Extend Service Life: New clamps, gaskets and hangers (where applicable) prevent exhaust system leaks or damage that can occur when reusing old / incompatible hardware.
• Reduce Install Time: All included parts are guaranteed to fit together seamlessly to ensure a smooth, problem-free installation.
• Save Money: The cost of the complete kit is often less expensive than buying the components individually, and means you only have to do the job once.

Quantity Components that come in this kit 1 Muffler DYNOMAX 17223 Ultra Flo Welded Universal (Modifications/Fabrication May Be Required) Info 143.5" Wheelbase; For Ultra Flo Welded System; Under 8600 (lb) GVW; w/ Single Exhaust DYNOMAX 17223 1 Pipe / Resonator DYNOMAX 55513 Tail Pipe Info Fits 143.5" Wheelbase; For Ultra Flo Welded System; Under 8600 (lb) GVW; w/ Single Exhaust or For Super Turbo System; Under 8600 (lb) GVW; w/ Single Exhaust DYNOMAX 55513 1 Pipe / Resonator DYNOMAX 55512 Info Fits 143.5" Wheelbase; For Ultra Flo Welded System; Under 8600 (lb) GVW; w/ Single Exhaust or 143.5" Wheelbase; For Ultra Flo Welded System; Exits In Rear On Either Side of License Plate; Under 8600 (lb) GVW; w/ Dual Exhaust DYNOMAX 55512 2 Clamp DYNOMAX 33272 Mega-Clamp; Band, Lap Joint; Stainless Steel; 3" Pipe Diameter Info Fits Muffler To Tail Pipe; 143.5" Wheelbase; For Ultra Flo Welded System; Under 8600 (lb) GVW; w/ Single Exhaust or Pipe To Muffler; 143.5" Wheelbase; For Ultra Flo Welded System; Exits In Rear On Either Side of License Plate; Under 8600 (lb) GVW; w/ Dual Exhaust or Pipe To Muffler; 143.5" Wheelbase; For Ultra Flo Welded System; Under 8600 (lb) GVW; w/ Single Exhaust DYNOMAX 33272

Try DynoMax premium exhaust products for 90 days*. If, for any reason, the qualifying products don't live up to your expectations during the trial period, replace the products and DynoMax will refund the original product's purchase price, plus labor (up to $50 per exhaust system).

SAFE & SOUND® GUARANTEE
90-Day, Risk-Free Trial Offer Limited Lifetime Warranty Learn More	SAFE & SOUND® GUARANTEE

* Email warranty@driv.com with the original purchase receipt to claim offer. Offer limited to purchase of one (1) DynoMax VT Muffler, Ultra Flo SS Polished Muffler, Ultra Flo Welded Muffler, Super Turbo Muffler, or Stainless Steel Cat-Back System. This offer does not include units improperly installed or substituted. Valid only on vehicles used for private, non-commercial use and may be withdrawn at any time.

Additional Resources

Installation Instructions