The Flowmaster American Thunder Cat-Back Exhaust System, part number 17224, is engineered to bring both roar and power to your 1996-1999 Chevrolet Silverado or GMC Sierra 2500/3500 with the 5.7L and 7.4L engines. Experience the signature moderate exterior exhaust tone paired with enhanced performance efficiency that's dyno-tuned for maximum output. Featuring a durable single side exit and a 50 Series Big Block muffler, this exhaust system ensures a deep and powerful sound that’s quintessential Flowmaster. Crafted from high-quality mandrel-bent aluminized steel, this exhaust rig is both emissions-legal and guaranteed to deliver long-lasting durability. With included hangers and complete hardware parts, your installation process is straightforward, ideal for both DIY enthusiasts and professional mechanics.

• Mandrel bent 16ga aluminized tubing for durability
• Moderate tone perfect for daily driving
• Includes hangers and hardware for easy setup
• Premium American-made quality with a 3-year warranty
• Compatible with factory hanger locations
• Designed for Chevrolet and GMC 2500/3500 models

Material:	Aluminized Steel
System Type:	Cat Back
Exhaust Type:	Single
Muffler Series:	50 Series Big Block
Sound Level:	Moderate
Inlet Diameter:	2.750 in.
Outlet Diameter:	3in.
Tubing Diameter:	3in.
Warranty:	3 Year Limited
Dimensions:	58in. x 16.3in. x 11.7in.

• 1996-1999 Chevrolet C3500 | Note: Single; Single Side Exit; Incl. 3 in. Tailpipe/50 Series(TM) Big Block Muffler; Welding Required;50 State Legal / California Emissions Compliant;Welding Required
• 1996-1999 Chevrolet K2500 | Note: Single; Single Side Exit; Incl. 3 in. Tailpipe/50 Series(TM) Big Block Muffler; Welding Required;50 State Legal / California Emissions Compliant;Welding Required
• 1996-1998 GMC C2500 | Note: Single; Single Side Exit; Incl. 3 in. Tailpipe/50 Series(TM) Big Block Muffler; Welding Required;50 State Legal / California Emissions Compliant;Welding Required
• 1996-1999 Chevrolet C2500 | Note: Single; Single Side Exit; Incl. 3 in. Tailpipe/50 Series(TM) Big Block Muffler; Welding Required;50 State Legal / California Emissions Compliant;Welding Required
• 1996-1999 Chevrolet K3500 | Note: Single; Single Side Exit; Incl. 3 in. Tailpipe/50 Series(TM) Big Block Muffler; Welding Required;50 State Legal / California Emissions Compliant;Welding Required
• 1996-1997 GMC C3500 | Note: Single; Single Side Exit; Incl. 3 in. Tailpipe/50 Series(TM) Big Block Muffler; Welding Required;50 State Legal / California Emissions Compliant;Welding Required
• 1996-1997 GMC K2500 | Note: Single; Single Side Exit; Incl. 3 in. Tailpipe/50 Series(TM) Big Block Muffler; Welding Required;50 State Legal / California Emissions Compliant;Welding Required
• 1996-1997 GMC K3500 | Note: Single; Single Side Exit; Incl. 3 in. Tailpipe/50 Series(TM) Big Block Muffler; Welding Required;50 State Legal / California Emissions Compliant;Welding Required