Flowmaster American Thunder Cat-back Exhaust System

2000-2003 Chevrolet Tahoe and GMC Yukon with 4.8L, 5.3L engine. Fits 2/4 wheel drive.

PART# 17368

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Fits 2000-2003 Chevrolet Tahoe and GMC Yukon with 4.8L or 5.3L engine, fits 2/4 wheel drive.


For the person who wants the look of a traditional dual exhaust system with all the benefits that a Flowmaster Cat-back exhaust system provides. D.O.S. (Dual out side) systems are the perfect choice. American Thunder systems deliver a moderate to aggressive interior and exterior tone along with improved throttle response, power and mileage. Includes all necessary parts and hardware for easy installation.


  • Dyno tuned for maximum performance
  • Includes hangers and hardware for easy installation
  • Moderate Sound exterior exhaust tone
  • Mandrel bent 16 Gauge Tubing


Automotive Item GradeHigh Performance
California Proposition 65 Chemical NameChromium (hexavalent compounds)
Nickel (Metallic)
California Proposition 65 RequiredYes
Color/FinishBlack muffler, natural tubing, brushed tip
Emission Code5
Exhaust Pipe Wall Maximum Gauge16
Exhaust SeriesAmerican Thunder
Exit PositionDual Out Side
MaterialAluminized Steel
Mount TypeUses New Hangers (Included)
Muffler Part Number530562
Muffler SeriesSuper 50
Product TypeExhaust System
System TypeCat-back
Part Number17368


This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

Tech Resources

Fits 2000-2003 Chevrolet Tahoe and GMC Yukon with 4.8L or 5.3L engine, fits 2/4 wheel drive.



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    Some parts are not legal for use in California or other states with similar regulations.