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Flowmaster®
17654 American Thunder Series Header-Back Exhaust System, Made of Aluminized Steel

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$710.95
$878.00Save: $167.05(19%)
Manufacturer #17654
Vehicle Info Required to Guarantee FitAdd Vehicle
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1

Highlights

Part:
Exhaust System
Brand:
Flowmaster
Notes:
Includes Super 44 Series Muffler
Material:
Made of Aluminized Steel
Series:
American Thunder Series
System Type:
Header-Back
Quantity Sold:
Kit
Warranty:
3-year Flowmaster limited warranty
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Exit Location:
Exit: After Rear Tire (Split Rear or Split Side)
Main Piping Diameter:
2.5 in. Main Pipe
Product Fit:
Direct Fit
Recommended Use:
OE Upgrade
Why Buy:
Aggressive Tone Chambered Muffler

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
1967 Chevrolet C10 Pickup
Base
8 Cyl 4.6L
96.0 in. and 78.0 in. Bed, Standard Cab Pickup
1967 GMC C15/C1500 Pickup
Base
8 Cyl 4.6L
96.0 in. and 78.0 in. Bed, Standard Cab Pickup
1967-1968 GMC C15/C1500 Pickup
Base
8 Cyl 5.3L
96.0 in. and 78.0 in. Bed, Standard Cab Pickup
1967-1969 Chevrolet C10 Pickup
Base
8 Cyl 5.3L
96.0 in. and 78.0 in. Bed, Standard Cab Pickup
1968 Chevrolet C10 Pickup
Base
8 Cyl 5.4L
96.0 in. and 78.0 in. Bed, Standard Cab Pickup
Page 1 of 3 | Showing 1 - 5 of 14 results

Product Information

FLOWMASTER AMERICAN THUNDER AGGRESSIVE TONE CHAMBERED MUFFLER EXHAUST SYSTEMS

Flowmaster’s American Thunder aggressive tone chambered muffler exhaust systems include mandrel-bent steel tubing and a chambered muffler that’s fine-tuned to deliver improved torque, horsepower and gas mileage, plus the moderately aggressive rumble you crave for your street machine. Flowmaster, known as ‘the exhaust technology company,’ is a leading manufacturer of performance exhaust systems, respected for their design, innovation and engineering.

  • MADE IN USA
  • Offered in aluminized or stainless steel
  • Chambered muffler fine-tunes exhaust tone to moderately aggressive rumble
  • Mandrel-bent tubing allows for continuous airflow
  • Quick and easy installation
  • Direct fit by vehicle year, make and model
  • Proven to improve torque, throttle response, horsepower and fuel economy by rigorous dyno testing
Need help?Call our product expert1-866-529-0412
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Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

Product Q&A

0
Will this fit step side 1972,350,350trans to go under drive line crossmember?Bill P.Jan 22, 2024
Best Answer:Hi Bill, I'm glad to assist you. Are you referring to a 1972 Chevy truck with a 5.7L engine? For us to check carefully and be accurate on the part you need, please provide the complete details of your vehicle (year, make, model, submodel, 2WD/4WD, and engine size).
Jeonino E.STAFFJan 22, 2024