1998-03 Ford F-150 4.6L, 5.4L - American Thunder Cat-back Exhaust System 817663

1998-03 Ford F-150 4.6L, 5.4L - Flowmaster American Thunder Cat-back Exhaust System 817663. Please Subscribe to our Youtube channel:    / flowmaster   Questions? Need an exhaust system recommendation for your vehicle? Call us at (866) 464-6553 Flowmaster American Thunder Cat-back for 1998-03 Ford #F150 4.6L/5.4L: https://www.holley.com/products/exhau... Flowmaster exhaust systems, mufflers, headers, cats, intakes, tuners: https://www.holley.com/brands/flowmas... Flowmaster Part 817663 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. ✓ Stainless Steel Construction ✓ Multiple Exit Styles Provided in Kit ✓ Aggressive Sound Performance Tone ✓ Lifetime Limited Warranty For updates and new product releases, ‘LIKE’ us on Facebook:   / flowmastermufflersinc   Follow Flowmaster on Instagram:   / flowmaster_official   Follow Flowmaster on Twitter:   / flowmaster1   Subscribe to our Youtube channel:    / flowmaster