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Flowmaster American Thunder Cat-Back Exhaust System 17325

Flowmaster American Thunder Cat-Back Exhaust System 17325
Flowmaster American Thunder Cat-Back Exhaust System 17325Flowmaster American Thunder Cat-Back Exhaust System 17325Flowmaster American Thunder Cat-Back Exhaust System 17325
$763.99 ea
NEWBackordered until 01/16/2025
Model: 3225866
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 wants a subtle custom appearance with all the benefits that a Flowmaster Cat-back exhaust system provides. This American Thunder system delivers a moderate interior tone with a deep powerful exterior tone and is suited to the enthusiast who wants their performance to be heard. The system attaches to the back of the catalytic converter with a dual inlet 50 Series Big Block muffler for a deep powerful sound without being obnoxious. Includes a large custom formed aluminum heat shield with stainless clamps and easily attaches directly to the muffler body. The custom bent 3.00-inch aluminized steel tailpipe uses the factory hanger locations for an easy installation and exits out behind the right side rear wheel which is ideal for towing. The tailpipe is finished off with a large 3.50-inch polished 304 stainless steel tip embossed with the Flowmaster logo. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts, hardware and easy to follow instructions for a trouble free installation. Notes: Fits 2/4 wheel drive trucks with the extended cab/short bed configuration - 143.5-inch wheelbase.
Features:
  • Includes an Aluminum Heat Shield for Rapid Heat Dissipation
  • Includes a Large 3.50-inch Polished 304 Stainless Steel Tip
  • Includes Hangers and Hardware for an Easy Installation
  • Mandrel-bent 16-gauge Aluminized Steel Tubing
  • Dyno-tuned for Maximum Performance
  • Stainless Steel Heat Shield Clamps
  • Uses the Factory Hanger Locations
  • Aggressive Exterior Exhaust Tone
  • Easy Installation
Fits 1999-2002 Chevrolet Silverado and GMC Sierra 2500 3/4 Ton truck (not-HD) with 6.0L engine, fits 2/4 wheel drive with extended cab/short bed configuration on 143.5-inch wheelbase.
Installation Notes:
Fits 1999-2002 Chevrolet Silverado and GMC Sierra 2500 3/4 Ton truck (not-HD) with 6.0L engine, fits 2/4 wheel drive with extended cab/short bed configuration on 143.5-inch wheelbase.

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
17325_instructions.pdf3.37MB

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 Fitment Notes
Chevrolet Silverado 2500 Base 1999 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
Chevrolet Silverado 2500 Base 2000 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
Chevrolet Silverado 2500 Base 2001 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
Chevrolet Silverado 2500 Base 2002 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
Chevrolet Silverado 2500 LS 1999 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
Chevrolet Silverado 2500 LS 2000 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
Chevrolet Silverado 2500 LS 2001 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
Chevrolet Silverado 2500 LS 2002 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
Chevrolet Silverado 2500 LT 1999 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
Chevrolet Silverado 2500 LT 2000 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
Chevrolet Silverado 2500 LT 2001 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
Chevrolet Silverado 2500 LT 2002 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
Chevrolet Silverado 2500 1999 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
GMC Sierra 2500 Base 2002 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
GMC Sierra 2500 SLE 2000 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
GMC Sierra 2500 SLE 2001 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
GMC Sierra 2500 SLE 2002 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
GMC Sierra 2500 SLT 2000 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
GMC Sierra 2500 SLT 2001 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
GMC Sierra 2500 SLT 2002 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
GMC Sierra 2500 SL 2000 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
GMC Sierra 2500 SL 2001 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
GMC Sierra 2500 SL 2002 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.
GMC Sierra 2500 1999 6.0L / 364 / V8 Fits Non HD, Extended cab/Short bed only.

Specifications:

California Proposition 65 Chemical Name Chromium (hexavalent compounds), Nickel (Metallic)
California Proposition 65 Required Yes
Emission Code 5
Exhaust Series American Thunder
Exit Position Single Side Exit
Heat Shield No
Inlet Diameter (in) 2.75
Inlet Position Dual
Material Aluminized Steel
Muffler Part Number Kit Only
Muffler Quantity 1
Muffler Series 50 Series Big Block
Outlet Diameter (in) 3
Part Type Exhaust System Kit
Product Type Exhaust System
Proposition 65 www.P65Warnings.ca.gov
Single Dual Single
Sound Level Aggressive
System Type Cat-back
Tip Diameter (in) 3.5
Tip Quantity 1
Tubing Diameter (in) 3
Warranty Time 36 Months

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Flowmaster American Thunder Cat-Back Exhaust System 17325:
Classic Truck 2024