Description

Flowmaster's American Thunder cat-back exhaust system for the 1998-2003 Ford F-150 pickup truck is perfect for the person looking for an aggressive exterior sound level with all of the performance benefits that you would expect from Flowmaster. This system allows you the choice of either dual out the rear exit tailpipes, or dual out the sides behind the rear wheels, which is perfect for towing. The bolt-on 409S stainless steel system fits both the 4.6L and the 5.4L V8 engines and features a Super 40 Series performance muffler and dual 2.50-inch mandrel-bent tailpipes finished off with a pair of large 3.50-inch polished stainless steel tips. This system is designed to fit all 2/4 wheel drives, all wheelbases and is covered by our Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.

Features

  • Large 3.50-inch Polished 304 Stainless Steel Tips
  • Dual Outlet Super 40 Series Performance Muffler
  • Mandrel-bent Stainless Steel Construction
  • Aggressive Exterior Performance Tone
  • Uses the Factory Hanger Locations
  • Multiple Exit Styles Provided in Kit
  • Clears the Factory Spare Tire
  • Lifetime Limited Warranty
  • Moderate Interior Tone
  • Easy Installation

Specifications

2WD/4WD2WD/4WD
BrandFlowmaster
California Proposition 65 Chemical NameChromium (hexavalent compounds), Nickel (Metallic)
California Proposition 65 RequiredYes
Emission Code5
Exhaust SeriesAmerican Thunder
Exhaust Tip Quantity2
Exit PositionDual Out Rear / Dual Out Side
Exit StyleDual Out Rear
Exit StyleDual Out Side
FinishNatural
Heat ShieldNo
Inlet Diameter2.5
Main Piping Diameter2.50
Main Piping Diameter2-1/2
Material409 Stainless Steel
Muffler Part NumberKit Only
Muffler Quantity1
Muffler SeriesSuper 40 Series
Outlet Diameter2.5
Product TypeExhaust System
Sale CategoryExhaust
Single DualDual
Sound LevelAggressive
System TypeCat-back
Tip Diameter3.5
Tip Length13
Tip Quantity2
Tubing Diameter2.5
TypeCat-Back

Compatibility

  • 1998 - 2003 Ford F-150 XLT 4.6
  • 1998 - 2003 Ford F-150 Lariat 5.4
  • 1998 - 2003 Ford F-150 Lariat 4.6
  • 1998 - 2003 Ford F-150 XL 5.4
  • 1998 - 2003 Ford F-150 XL 4.6
  • 1998 - 2003 Ford F-150 XLT 5.4
  • 1998 - 2000 Ford F-150 Base 5.4
  • 1998 - 2000 Ford F-150 Base 4.6
  • 2001 - 2003 Ford F-150 King Ranch 5.4
  • 2001 - 2003 Ford F-150 King Ranch 4.6

Flowmaster's American Thunder cat-back exhaust system for the 1998-2003 Ford F-150 pickup truck is perfect for the person looking for an aggressive exterior sound level with all of the performance benefits that you would expect from Flowmaster. This system allows you the choice of either dual out the rear exit tailpipes, or dual out the sides behind the rear wheels, which is perfect for towing. The bolt-on 409S stainless steel system fits both the 4.6L and the 5.4L V8 engines and features a Super 40 Series performance muffler and dual 2.50-inch mandrel-bent tailpipes finished off with a pair of large 3.50-inch polished stainless steel tips. This system is designed to fit all 2/4 wheel drives, all wheelbases and is covered by our Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.

Features

  • Large 3.50-inch Polished 304 Stainless Steel Tips
  • Dual Outlet Super 40 Series Performance Muffler
  • Mandrel-bent Stainless Steel Construction
  • Aggressive Exterior Performance Tone
  • Uses the Factory Hanger Locations
  • Multiple Exit Styles Provided in Kit
  • Clears the Factory Spare Tire
  • Lifetime Limited Warranty
  • Moderate Interior Tone
  • Easy Installation
2WD/4WD2WD/4WD
BrandFlowmaster
California Proposition 65 Chemical NameChromium (hexavalent compounds), Nickel (Metallic)
California Proposition 65 RequiredYes
Emission Code5
Exhaust SeriesAmerican Thunder
Exhaust Tip Quantity2
Exit PositionDual Out Rear / Dual Out Side
Exit StyleDual Out Rear
Exit StyleDual Out Side
FinishNatural
Heat ShieldNo
Inlet Diameter2.5
Main Piping Diameter2.50
Main Piping Diameter2-1/2
Material409 Stainless Steel
Muffler Part NumberKit Only
Muffler Quantity1
Muffler SeriesSuper 40 Series
Outlet Diameter2.5
Product TypeExhaust System
Sale CategoryExhaust
Single DualDual
Sound LevelAggressive
System TypeCat-back
Tip Diameter3.5
Tip Length13
Tip Quantity2
Tubing Diameter2.5
TypeCat-Back
  • 1998 - 2003 Ford F-150 XLT 4.6
  • 1998 - 2003 Ford F-150 Lariat 5.4
  • 1998 - 2003 Ford F-150 Lariat 4.6
  • 1998 - 2003 Ford F-150 XL 5.4
  • 1998 - 2003 Ford F-150 XL 4.6
  • 1998 - 2003 Ford F-150 XLT 5.4
  • 1998 - 2000 Ford F-150 Base 5.4
  • 1998 - 2000 Ford F-150 Base 4.6
  • 2001 - 2003 Ford F-150 King Ranch 5.4
  • 2001 - 2003 Ford F-150 King Ranch 4.6

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