Description

Flowmaster American Thunder Crossmember-Back Exhaust SystemThis Flowmaster American Thunder dual exhaust system is specifically designed for 1967-1972 Chevrolet and GMC K10, K15/K1500, K20, and K25/K2500 4wd trucks with V8 engines. The system is perfect for the person looking for an aggressive to moderate interior and exterior sound level. Starting at the Crossmember-Back, the exhaust comes complete with a built-in H-pipe crossover for better exhaust scavenging, all mandrel-bent 2.50-inch stainless steel tubing, a pair of Super 44 Series performance mufflers, and your choice of three tailpipe exits (Turndown behind rear tires, side exit behind rear tires, or straight out the back under the bumper). The system includes all hardware necessary for installation and is covered by our Lifetime Limited Warranty. Fits both short and long wheelbase trucks.Manifold down pipes and header reducers not included. Fits both long and short bed trucks.

Catalytic Converter Included: No

Catalytic Converter Quantity: 0

Clamping Type: Flat Band

Clamps Included: Yes

Exhaust Series: American Thunder

Exhaust Tip Quantity: 0

Exhaust Tip Quantity: Sold Separately

Exhaust Tip Shape: Round

Exit Style: Dual Out Rear

Exit Style: Dual Out Side

Finish: Natural

Gasket Or Seal Included: No

Grade Type: Performance

Hangers Included: Yes

Heat Shield Included: No

Inlet Type: Weld-On

Main Piping Diameter: 2.50″

Mount Type: Uses New Hangers (Included)

Mounting Bracket Included: Yes

Muffler (Left) Body Height: 4.00 Inch

Muffler (Left) Body Length: 13.25 Inch

Muffler (Left) Body Width: 9.50 Inch

Muffler (Left) Type: Chambered

Muffler (Right) Body Height: 4.00 Inch

Muffler (Right) Body Length: 13.25 Inch

Muffler (Right) Body Width: 9.50 Inch

Muffler (Right) Type: Chambered

Muffler Body Height: 4.00 Inch

Muffler Body Length: 13.25 Inch

Muffler Body Material: 409 Stainless Steel

Muffler Body Shape: Oval

Muffler Body Width: 9.50 Inch

Muffler Color: Black

Muffler Finish: Black High-Temperature Paint Finish

Muffler Flanged Inlet: No

Muffler Flanged Outlet: No

Muffler Included: Yes

Muffler Inlet Connection: Slip-Fit

Muffler Inlet Inside Diameter: 2.50 Inch

Muffler Inlet Location: Offset

Muffler Inlet Outside Diameter: 2.63 Inch

Muffler Outlet Connection: Slip-Fit

Muffler Outlet Diameter: 2.50 Inch

Muffler Outlet Quantity: 1

Muffler Overall Length: 19.50 Inch

Muffler Part Number: Kit Only

Muffler Quantity: 2

Muffler Series: Super 44

Muffler Type: Reflection

Pipe Color: Silver

Pipe Material: 409 Stainless Steel

Sound Level: Aggressive / Moderate

Spring Bolt Kit Included: No

Tail Pipe Outlet Outside Diameter: 2.50 Inch

Tail Pipe Quantity: 2

Tail Pipe Quantity: Dual

Tail Pipe Tapered Outlet: No

Type: Crossmember-back

Valve Included: No

Valve Type: Not Applicable