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    • American Thunder Crossmember-Back Exhaust System Fits 1967-1972 Chevrolet/Gmc K10, K15/K1500, K20, K25/K2500 4Wd Trucks With V8 Engines, 2.50 Inch 409 Stainless Steel Flowmaster
    • American Thunder Crossmember-Back Exhaust System Fits 1967-1972 Chevrolet/Gmc K10, K15/K1500, K20, K25/K2500 4Wd Trucks With V8 Engines, 2.50 Inch 409 Stainless Steel Flowmaster
    • American Thunder Crossmember-Back Exhaust System Fits 1967-1972 Chevrolet/Gmc K10, K15/K1500, K20, K25/K2500 4Wd Trucks With V8 Engines, 2.50 Inch 409 Stainless Steel Flowmaster
    • American Thunder Crossmember-Back Exhaust System Fits 1967-1972 Chevrolet/Gmc K10, K15/K1500, K20, K25/K2500 4Wd Trucks With V8 Engines, 2.50 Inch 409 Stainless Steel Flowmaster
    • American Thunder Crossmember-Back Exhaust System Fits 1967-1972 Chevrolet/Gmc K10, K15/K1500, K20, K25/K2500 4Wd Trucks With V8 Engines, 2.50 Inch 409 Stainless Steel Flowmaster
    • American Thunder Crossmember-Back Exhaust System Fits 1967-1972 Chevrolet/Gmc K10, K15/K1500, K20, K25/K2500 4Wd Trucks With V8 Engines, 2.50 Inch 409 Stainless Steel Flowmaster
    • American Thunder Crossmember-Back Exhaust System Fits 1967-1972 Chevrolet/Gmc K10, K15/K1500, K20, K25/K2500 4Wd Trucks With V8 Engines, 2.50 Inch 409 Stainless Steel Flowmaster
    • American Thunder Crossmember-Back Exhaust System Fits 1967-1972 Chevrolet/Gmc K10, K15/K1500, K20, K25/K2500 4Wd Trucks With V8 Engines, 2.50 Inch 409 Stainless Steel Flowmaster
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    Flowmaster American Thunder Crossmember-Back Exhaust System Fits 1967-1972 Chevrolet/Gmc K10, K15/K1500, K20, K25/K2500 4Wd Trucks With V8 Engines, 2.50 Inch 409 Stainless Steel Flowmaster 817940

    Vendor: Flowmaster
    SKU: BDXN_817940
    Save $125
    Sale Price $999.95 Regular Price $1,124.95
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    This 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.

    • Crossmember-Back Design Works with Stock Manifolds or Headers, Allowing More Application Options
    • 16-Gauge, 2.50-Inch 409 Stainless Steel Pipes add Durability and Strength
    • Super 44 Mufflers Deliver Increased Performance and an Aggressive to Moderate Sound Level
    • Three Different Tailpipe Exit Options Allow You to Tailor the Look of the Kit to Your Style
    • Mandrel-Bent Pipes Help to Maximize the Exhaust Flow for Better Performance
    • H-Pipe Style Crossover Helps Exhaust Gas Scavenging and Reduces Drone
    • Includes Hangers and Hardware for Installation
    • Lifetime Limited Warranty


    Flowmaster American Thunder Crossmember-Back Exhaust System Fits 1967-1972 Chevrolet/Gmc K10, K15/K1500, K20, K25/K2500 4Wd Trucks With V8 Engines, 2.50 Inch 409 Stainless Steel Flowmaster 817940


    Specifications:

    Country of Origin USA
    Sold As Kit
    UPC 090127117200
    Availability Available
    Exhaust Type Crossmember Back
    Exit Style Dual Out Side Dual Out Rear
    Shape Oval


    This Part Fits:

    Year Make Model Submodel Notes
    1967 GMC K15/K1500 Pickup
    1968 GMC K15/K1500 Pickup
    1969 GMC K15/K1500 Pickup
    1970 GMC K15/K1500 Pickup
    1971 GMC K15/K1500 Pickup
    1972 GMC K15/K1500 Pickup
    1967 Chevrolet K20 Pickup
    1968 Chevrolet K20 Pickup
    1969 Chevrolet K20 Pickup
    1970 Chevrolet K20 Pickup
    1971 Chevrolet K20 Pickup
    1972 Chevrolet K20 Pickup
    1967 Chevrolet K10 Pickup
    1968 Chevrolet K10 Pickup
    1969 Chevrolet K10 Pickup
    1970 Chevrolet K10 Pickup
    1971 Chevrolet K10 Pickup
    1972 Chevrolet K10 Pickup
    1967 GMC K25/K2500 Pickup
    1968 GMC K25/K2500 Pickup
    1969 GMC K25/K2500 Pickup
    1970 GMC K25/K2500 Pickup
    1971 GMC K25/K2500 Pickup
    1972 GMC K25/K2500 Pickup
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