
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.
- 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
➡️ Warranty
Flowmaster Warranty
Coverage: Manufacturer's Limited Lifetime Warranty.
Coverage applies to the original purchaser while the product remains installed on the original vehicle and protects against defects in materials and workmanship. Normal wear, cosmetic changes, racing use, improper installation, alteration, misuse, collision, and road-impact damage are excluded.
Proof of purchase is required; warranty registration is not mandatory. Flowmaster may replace the product or refund the original purchase price after inspection. Installation, removal, labour, towing, transportation, and return-shipping costs are not covered.
➡️ Shipping & Returns
Shipping & Refund Policy
Shipping:
We ship across Canada. Orders are processed within 1–2 business days. Delivery within Canada typically takes 3–10 business days depending on location and carrier. Tracking information will be provided once your order ships.
Refunds & Returns:
Returns are accepted within 30 days of delivery. Items must be unused and in original packaging. Please review our full return policy for more details.
Damaged or Incorrect Items:
If you receive a damaged or incorrect item, please contact us within 5 days of delivery. Call or text 416-624-1357 or email sales@Niagarajeeps.ca so we can resolve the issue quickly.
➡️ Fitment Table
Vehicle Fitment
| Year | Make | Model |
|---|---|---|
| 1998-2003 | Ford | F-150 |
Confirm engine, cab, wheelbase, body style, emissions requirements, and other product-specific requirements before ordering.
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