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Flowmaster 817940 Crossmember Back Exhaust System 2.5" 409 Stainless

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Product details

Management number 238464005 Release Date 2026/07/11 List Price US$359.58 Model Number 238464005
Category

Compatible with 1967-1972 Chevrolet/GMC K10, K15/K1500, K20, K25/K2500 4WD V8;<br><br>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
Manufacturer part number 817940
Vehicle make Chevrolet, GMC
Vehicle model K10, K15, K1500, K20, K25, K2500
Vehicle year 1967, 1968, 1969, 1970, 1971, 1972
Muffler type Performance Mufflers
Material 409 Stainless Steel
Brand Flowmaster
Vehicle fitment type Specific
Automotive parts division Performance
Features Easy Installation
Finish Stainless Steel
Vehicle type Car
Model 817940
Items included hardware
Size 2.5"
Weight 85.45 lb
Count 1
Has written warranty No
Compatible cars 1967-1972 Chevrolet/GMC K10, K15/K1500, K20, K25/K2500 4WD V8

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