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817417 - Cat-back System 409S- Dual Rear/Side Exit - American Thunder - Moderate Sound - default Image
817417 - Cat-back System 409S- Dual Rear/Side Exit - American Thunder - Moderate Sound - additional Image
817417 - Cat-back System 409S- Dual Rear/Side Exit - American Thunder - Moderate Sound - additional Image
2004-08 Ford F-150/Lincoln Mark LT - American Thunder Cat-Back Exhaust SystemsYouTube Button

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

American Thunder Kit

PART# 817417

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$764.95   Suggested Retail
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Fits 2004 to 2008 Ford F-150 and Lincoln Mark LT truck with a 4.6L or 5.4L engine, fits 2 and 4 wheel drive models and all wheelbases.

Overview

For the person who is looking for a complete Cat-back dual exhaust system with a moderate to aggressive tone. With easy fit in mind, these systems are mandrel bent for maximum performance and include specially selected mufflers. American Thunder systems deliver a moderate to aggressive interior and exterior sound level, and are suited to customers looking for efficiency improvements with a sound that will let people know you're coming. 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:

  • Dyno tuned for maximum performance
  • 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)3
MaterialStainless Steel
Muffler Part NumberKit Only
Muffler Quantity1
Muffler SeriesSuper 40 Series
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 Number817417

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 2004 to 2008 Ford F-150 and Lincoln Mark LT truck with a 4.6L or 5.4L engine, fits 2 and 4 wheel drive models and all wheelbases.

Applications

Reviews

    *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.