Flowmaster 73-74 GM C10/C20 American Thunder Header-Back Exhaust System

Save $259.73
FlowmasterSKU: flo17742

Flowmaster 73-74 GM C10/C20 American Thunder Header-Back Exhaust System

Save $259.73
FlowmasterSKU: flo17742

Price:
Sale price$940.22 Regular price$1,199.95
Stock:
Sold out

Fitment Check

Select your vehicle details to check if this part fits.

American Express Apple Pay Diners Club Discover Google Pay Mastercard PayPal Shop Pay USDC Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

This American Thunder exhaust system was specially designed for 1973-1974 Chevrolet and GMC C10 and C15 1/2 ton and 3/4 ton 2wd trucks and is perfect for the person looking for moderate to aggressive interior and exterior sound levels. The Crossmember-Back exhaust system comes complete with a built-in H-pipe crossover, all mandrel-bent 2.50-inch aluminized steel tubing, a pair of Super 44 Series performance mufflers and your choice of tailpipe exits. Either dual out rear under the bumper for a muscular look or dual out the sides behind the rear tires for that classic truck look. The system includes all hardware necessary for installation and is designed to accommodate both long and short wheelbases, with either an automatic or manual transmission and provides adequate clearance for substantially lowered vehicles. The exhaust system is covered by our 3-year Limited Warranty. Notes: Does Not include exhaust tips, header reducer cones or downpipes for factory manifolds.

Fits 1973-1974 Chevrolet and GMC C10, C20 2wd with V8 engines.

  • Does Not Include Header Reducers or Downpipes for Factory Manifolds
  • Super 44 Series Mufflers for Deep Powerful Sound
  • Includes Hangers and Hardware for Installation
  • Mandrel-bent 16-gauge Aluminized Steel Tubing
  • Aggressive to Moderate Exterior Exhaust Tone
  • Crossmember-Back True Dual Exhaust System
  • H-pipe Crossover for Maximum Power
Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: N
Part Type: automotive
Epa: N/A
Regular Stock: false
Units Per Sku: 1

About Us

We are a group of dedicated car enthusiasts who have a passion for all things automotive.

Our love for cars started at a young age and has only grown stronger over time. We believe that everyone should have the opportunity to experience the thrill and excitement that comes with driving a well-crafted vehicle.

We work on all types of cars. If you're in the area, feel free to stop by and say hi. We love meeting fellow car lovers and spreading our passion to everyone we meet. Don't forget to follow or tag us on social media: Instagram/ Tiktok