1998-2003 Ford F-150 Lariat/XL/XLT 4.6L/5.4L Flowmaster American Thunder Cat-Back Exhaust - 817663 1998-2003 Ford F-150 Lariat/XL/XLT 4.6L/5.4L Flowmaster American Thunder Cat-Back Exhaust 1998-2003 Ford F-150 Lariat/XL/XLT 4.6L/5.4L Flowmaster American Thunder Cat-Back Exhaust 1998-2003 Ford F-150 Lariat/XL/XLT 4.6L/5.4L Flowmaster American Thunder Cat-Back Exhaust 1998-2003 Ford F-150 Lariat/XL/XLT 4.6L/5.4L Flowmaster American Thunder Cat-Back Exhaust
1998-2003 Ford F-150 Lariat/XL/XLT 4.6L/5.4L Flowmaster American Thunder Cat-Back Exhaust - 817663

1998-2003 Ford F-150 Lariat/XL/XLT 4.6L/5.4L Flowmaster American Thunder Cat-Back Exhaust

SKU
207709
Availability
Normally ships in ~1-2 business days.
$843.95
Free Shipping (within lower 48 states)
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With thirty-five years of experience, Flowmaster has specialized in automotive science and various patent protecting technologies. Ushering a new standard, the brand has shown a revolutionary development in the past few decades. The brand has an aim to design the best automotive products, delivering high-end performance. The highest quality of exhaust products, advanced manufacturing techniques and unwavering dedication toward customers are what set this brand apart from others. Flowmaster Performance has embraced innovative technologies to improve its product line. From its FlowFx straight-through design to legendry chambered, every product delivers outstanding performance.

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 sound level with all of the performance benefits that you would expect from Flowmaster. This DOR/DOS (Dual Out Rear, Dual Out Side) bolt on 409S stainless steel system for the 4.6L and 5.4L V8 engines features dual 2.50" tailpipes and 3.50" polished stainless steel tips. This system is designed to fit all wheelbases and uses Flowmaster's Super 40 Series muffler. The exhaust system is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation.

  • Lifetime Limited Warranty.
  • Aggressive Sound Performance Tone.
  • Multiple Exit Styles Provided in Kit.
  • Stainless Steel Construction.

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

Installation Notes:

Fits 1998-2003 Ford F-150 1/2 Ton pickup with 4.6L or 5.4L V8 engine and fits both 2 and 4-wheel drive models Professional installation by a licensed mechanic required.

More Information
Brand Flowmaster
Part Number FLO-817663
Shipping Method UPS/FedEx/USPS Ground
Availability Normally ships in ~1-2 business days.
California Prop 65 Warning

  This product can expose you to chemicals including lead and chromium (hexavalent compounds) which are known to the State of California to cause cancer and birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov