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Flowmaster 17325 - American Thunder Cat Back Exhaust System

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This part fits

  1. 2002 Chevrolet Silverado 2500 6.0L V8 cid:364 cc:5967 Extended Cab Pickup 78.0 in. bed
  2. 2002 GMC Sierra 2500 6.0L V8 cid:364 cc:5967 Extended Cab Pickup 78.0 in. bed
  3. 2001 Chevrolet Silverado 2500 6.0L V8 cid:364 cc:5967 Extended Cab Pickup 78.0 in. bed
  4. 2001 GMC Sierra 2500 6.0L V8 cid:364 cc:5967 Extended Cab Pickup 78.0 in. bed
  5. 2000 Chevrolet Silverado 2500 6.0L V8 cid:364 cc:5967 Extended Cab Pickup 78.0 in. bed
  6. 2000 GMC Sierra 2500 6.0L V8 cid:364 cc:5967 Extended Cab Pickup 78.0 in. bed
  7. 1999 Chevrolet Silverado 2500 6.0L V8 cid:364 cc:5967 Extended Cab Pickup 78.0 in. bed
  8. 1999 GMC Sierra 2500 6.0L V8 cid:364 cc:5967 Extended Cab Pickup 78.0 in. bed
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About this product

Part #: 17325

For the person who wants a subtle custom appearance with all the benefits that a Flowmaster Cat-back exhaust system provides. S.O.S. (Single out side) systems are the perfect choice. American Thunder systems deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation.

More Details

Exhaust SeriesAmerican Thunder
Exhaust TypeSingle
Exit PositionSingle Side
Exit StyleStraight
Heat Shield AttachedNo
Inlet Diameter2.750 in.
Inlet Inside Diameter6.000 in.
Inlet PositionDual
MaterialAluminized Steel
Muffler Count1
Muffler Part NumberKit Only
Muffler Series50 Series Big Block
Outlet Diameter3.000 in.
Outlet Outside Diameter3.000 in.
Single or DualSingle
Sound LevelAggressive
System TypeCat Back
Tail Pipe Diameter3.000 in.
Tip Diameter3.500 in.
Tip Quantity1
TitleFlowmaster 17325 Cat-back System - Single Side Exit - American Thunder - Aggressive Sound
Tubing Diameter3.000 in.
Additional Documents
  1. Certificate of Originpdf
  2. Installation Instructionspdf
  3. Warrantypdf

See what our community says about flowmaster products

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What made you choose this particular product?
Highly recommended and great sound.
What were you trying to accomplish by adding this product?
Improved sound over stock mufflers.
Was it easy install? Any installation tips that will help others?
Had them professionally installed also did a resonator delete.
View on Josh's build
product page reviews icon 0product page reviews icon 1product page reviews icon 2product page reviews icon 3product page reviews icon 4
What made you choose this particular product?
Sound and quality
What were you trying to accomplish by adding this product?
Louder
Was it easy install? Any installation tips that will help others?
Professionally installed
Once you’ve had a chance to use the product, did it meet your expectations?
Yes
View on Justin's build
Johnathan Hirt

15

Johnathan Hirt
2015 Dodge Dart
product page reviews icon 0product page reviews icon 1product page reviews icon 2product page reviews icon 3product page reviews icon 4
What made you choose this particular product?
Price
What were you trying to accomplish by adding this product?
Better sound
Once you’ve had a chance to use the product, did it meet your expectations?
Good for the price
View on Johnathan's build
Trace Butcher

595

Trace Butcher
1979 Ford F-150
product page reviews icon 0product page reviews icon 1product page reviews icon 2product page reviews icon 3product page reviews icon 4
What made you choose this particular product?
Performance
What were you trying to accomplish by adding this product?
Sound
View on Trace's build
Christian Larsen

23

Christian Larsen
2015 Ford Mustang
product page reviews icon 0product page reviews icon 1product page reviews icon 2product page reviews icon 3product page reviews icon 4
Once you’ve had a chance to use the product, did it meet your expectations?
It sounds good, but drones a lot when on the highway.
Any additional comments?
Probably going to run a Borla Stinger S-Type soon.
View on Christian's build
California prop 65 warningWARNING: Cancer and Reproductive Harm www.p65warnings.cs.gov

*Some manufacturer restrictions apply.

About Flowmaster

Manufacturer of performance exhaust systems, mufflers, cold 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.

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