American Thunder Crossmember-Back Exhaust System; Dual Side Exit; 2.5 in. Tubing; 409 Stainless Steel; Incl. Super 44 Series Mufflers And Hangers/Hardware;
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 complete with a built-in H-pipe crossover for better exhaust scavenging, all mandrel-bent 2.50-inch stainless steel 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.
  • Mandrel Bent 16 Gauge 409 Stainless Tubing
  • Super 44 Series Muffler
  • H-Pipe Style Crossover Pipe
  • Incl. All Necessary Hardware For Home Installation
  • Lifetime Limited Warranty

Application Summary:

Year Make/Model
1967-1972 Chevrolet K10 Pickup
1967-1972 Chevrolet K20 Pickup
1968-1971 Chevrolet K30 Pickup
1967-1972 GMC K15/K1500 Pickup
1967-1972 GMC K25/K2500 Pickup
1968-1971 GMC K35/K3500 Pickup

Fast Efficient Shipping

Through our distribution network Deliveries can be as fast as Next Day Delivery.
Delivery times vary by destination, tracking information is provided with every purchase.

Get it Installed

JB's Power Centre offers on-site professional installation services in Calgary and Edmonton, AB.
We have on staff licensed Mechanical Technicians as well as MECP Certified 12-Volt Technicians.

* Extend your products Manufacturer Warranty

All products include a manufacturer warranty, but you can extend this warranty with
JB's Purchase Protection Plan
*Available on select products.