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Flowmaster American Thunder Cat-Back Exhaust System 17171

Flowmaster American Thunder Cat-Back Exhaust System 17171
Flowmaster American Thunder Cat-Back Exhaust System 17171
$996.99 ea
NEWARRIVING SOONEstimated Ship Date 03/19/2026 (If Ordered Today)4 Available from HOLLEY PERFORMANCE PRODUCTS as of 03/05/2026
Model: 4004958
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
OVERSIZE 2
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For the person who is looking for an aluminized steel cat-back exhaust system with an aggressive exterior tone and moderate interior tone. The American Thunder® system is heavy 16-gauge mandrel-bent aluminized steel tubing for durability and maximum performance. Includes a aluminized steel Super 50™ Series performance muffler for that perfect blend of a deep aggressive exterior sound, with a moderate interior tone that won't drive you out of the cab when having a conversation. The dual 2.50-inch tailpipes clear the factory spare tire and exit straight out the back for a muscular look. The system includes all necessary parts, hardware and instructions for an easy installation you can do at home. Covered by our 3-year Limited Warranty. Notes: Fits 2/4 wheel drive and all wheelbases.
Features:
  • Includes Hangers and Hardware for an Easy Installation
  • Mandrel-bent 16-gauge Aluminized Steel Tubing
  • Dyno Tuned for Maximum Performance
  • Super 50 Series Performance Muffler
  • Uses the Factory Hanger Locations
  • Moderate Exterior Exhaust Tone
  • Quick and Easy Installation
Fits 2/4 wheel drive models and all wheelbases.
Installation Notes:
Fits 2/4 wheel drive models and all wheelbases.
About Flowmaster

Manufacturer of performance exhaust systems, mufflers, performance air intakes, turbo boost modules, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 5 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels. Since 1983, Flowmaster is the company you can trust, and has led the industry in offering only the best products you can buy for your vehicles.

Downloads:

Download Name File Size
fm_warranty_general.pdf88.58KB
17171_instructions.pdf3.41MB

Videos:

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Submodel Years Engine
Dodge Ram 1500 Base 1994 3.9L / 239 / V6
5.9L / 360 / V8
5.2L / 318 / V8
Dodge Ram 1500 Base 1995 3.9L / 239 / V6
5.9L / 360 / V8
5.2L / 318 / V8
Dodge Ram 1500 Base 1996 3.9L / 239 / V6
5.9L / 360 / V8
5.2L / 318 / V8
Dodge Ram 1500 LT 1997 3.9L / 239 / V6
5.2L / 318 / V8
5.9L / 360 / V8
Dodge Ram 1500 Laramie 1997 5.2L / 318 / V8
5.9L / 360 / V8
3.9L / 239 / V6
Dodge Ram 1500 Laramie 1998 5.2L / 318 / V8
5.9L / 360 / V8
3.9L / 239 / V6
Dodge Ram 1500 Laramie 1999 5.2L / 318 / V8
5.9L / 360 / V8
3.9L / 239 / V6
Dodge Ram 1500 Laramie 2000 5.2L / 318 / V8
5.9L / 360 / V8
3.9L / 239 / V6
Dodge Ram 1500 Laramie 2001 5.2L / 318 / V8
5.9L / 360 / V8
3.9L / 239 / V6
Dodge Ram 1500 SS/T 5.9L 1997 5.9L / 360 / V8
Dodge Ram 1500 SS/T 5.9L 1998 5.9L / 360 / V8
Dodge Ram 1500 ST 1997 5.2L / 318 / V8
3.9L / 239 / V6
5.9L / 360 / V8
Dodge Ram 1500 ST 1998 5.2L / 318 / V8
3.9L / 239 / V6
5.9L / 360 / V8
Dodge Ram 1500 ST 1999 5.2L / 318 / V8
3.9L / 239 / V6
5.9L / 360 / V8
Dodge Ram 1500 ST 2000 5.2L / 318 / V8
3.9L / 239 / V6
5.9L / 360 / V8
Dodge Ram 1500 ST 2001 5.2L / 318 / V8
3.9L / 239 / V6
5.9L / 360 / V8
Dodge Ram 1500 Sport 1997 5.9L / 360 / V8
3.9L / 239 / V6
5.2L / 318 / V8
Dodge Ram 1500 Sport 1998 5.9L / 360 / V8
3.9L / 239 / V6
5.2L / 318 / V8
Dodge Ram 1500 Sport 1999 5.9L / 360 / V8
3.9L / 239 / V6
5.2L / 318 / V8
Dodge Ram 1500 Sport 2000 5.9L / 360 / V8
3.9L / 239 / V6
5.2L / 318 / V8
Dodge Ram 1500 Sport 2001 5.9L / 360 / V8
3.9L / 239 / V6
5.2L / 318 / V8
Dodge Ram 1500 WS 1997 3.9L / 239 / V6
Dodge Ram 1500 WS 1998 3.9L / 239 / V6
Dodge Ram 1500 WS 1999 3.9L / 239 / V6
Dodge Ram 1500 WS 2000 3.9L / 239 / V6
Dodge Ram 1500 WS 2001 3.9L / 239 / V6
Dodge Ram 2500 Base 1994 5.2L / 318 / V8
5.9L / 360 / V8
Dodge Ram 2500 Base 1995 5.2L / 318 / V8
5.9L / 360 / V8
Dodge Ram 2500 Base 1996 5.2L / 318 / V8
5.9L / 360 / V8
Dodge Ram 2500 Base 1997 5.9L / 360 / V8
Dodge Ram 2500 Base 1998 5.9L / 360 / V8
Dodge Ram 2500 Base 1999 5.9L / 360 / V8
Dodge Ram 2500 Base 2000 5.9L / 360 / V8
Dodge Ram 2500 Base 2001 5.9L / 360 / V8
Dodge Ram 2500 Base 2002 5.9L / 360 / V8
Dodge Ram 3500 Base 1994 5.9L / 360 / V8
Dodge Ram 3500 Base 1995 5.9L / 360 / V8
Dodge Ram 3500 Base 1996 5.9L / 360 / V8
Dodge Ram 3500 Base 1997 5.9L / 360 / V8
Dodge Ram 3500 Base 1998 5.9L / 360 / V8
Dodge Ram 3500 Base 1999 5.9L / 360 / V8
Dodge Ram 3500 Base 2000 5.9L / 360 / V8
Dodge Ram 3500 Base 2001 5.9L / 360 / V8
Dodge Ram 3500 Base 2002 5.9L / 360 / V8

Specifications:

2WD/4WD 2WD/4WD
California Proposition 65 Required No
Emission Code 5
Exhaust Series American Thunder
Exit Position Dual Out Rear
Heat Shield No
Inlet Diameter (in) 3
Material Aluminized Steel
Muffler Part Number 530552
Muffler Quantity 1
Muffler Series Super 50 Series
Outlet Diameter (in) 2.5
Part Type Exhaust System Kit
Product Type Exhaust System
Single Dual Dual
Sound Level Aggressive / Moderate
System Type Cat-back
Tip Quantity Not Included
Tubing Diameter (in) 2.5
Warranty Time 36 Months

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