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Cat-back System 409S - Dual Rear/Side Exit - American Thunder - Moderate Sound

American Thunder Kit

PART# 817470

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$857.95   Suggested Retail
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Fits 1996 to 1999 Chevrolet Silverado and GMC Sierra 1500 trucks with a 5.7L V8 engine using dual catalytic converters, fits Extended Cab and short bed configuration.

Overview

For the person who is looking for a complete Cat-back dual exhaust system with an moderate tone and a choice of dual rear or side exit configurations. With easy fit in mind, these American Thunder systems are mandrel bent for maximum performance and include specially selected mufflers. 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.

Features:

  • Connects After Factory Catalytic Converter
  • Includes hangers and hardware for easy installation
  • Moderate Sound exterior exhaust tone
  • Mandrel bent 16 gauge stainless steel tubing

Specs

2WD/4WD2WD/4WD
BrandFlowmaster
California Proposition 65 Chemical NameChromium (hexavalent compounds)
Nickel (Metallic)
California Proposition 65 RequiredYes
Emission Code5
Exhaust SeriesAmerican Thunder
Exit PositionDual Out Rear / Dual Out Side
Heat ShieldNo
Inlet Diameter (in)2
MaterialStainless Steel
Muffler Part NumberKit Only
Muffler Quantity1
Muffler Series70 Series Big Block
Outlet Diameter (in)2.5
Product TypeExhaust Systems / Kits
Single DualDual
Sound LevelModerate Sound
System TypeCat-back System
Tip Diameter (in)3
Tip Quantity2
Tubing Diameter (in)2.5
Part Number817470

Emissions

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 1996 to 1999 Chevrolet Silverado and GMC Sierra 1500 trucks with a 5.7L V8 engine using dual catalytic converters, fits Extended Cab and short bed configuration.

Applications

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    *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

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