Stainless Works 2021-2025 F-150 5.0L Cat-Back Exhaust - Factory Connect, Legend, Under Rear Bumper Exit (FT21CBYUBL)
Stainless Works
Stainless Works 2021-2025 F-150 5.0L Cat-Back Exhaust - Factory Connect, Legend, Under Rear Bumper Exit (FT21CBYUBL)
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Not sure it fits?
Text us your year and model. We confirm fitment before it ships.
Talk to our team: 920-716-4005, Monday to Friday, 10am to 6pm CT.
Improve the sound of your 2021–25 F-150 5.0L with a premium catback exhaust system from Stainless Works. Available in Legend or Redline Series, this 3" exhaust system is designed with multiple exit positions and tip styles to match your personal style.
Choose from Front of Tire Exit (Lightning) with double wall polished tips, Behind Tire Exit with single wall polished tips, or Under Rear Bumper Exit with double wall blackout tips — which also fits Shelby and Roush editions.
Featuring corrosion-resistant 304 stainless steel and TIG welded at our state-of-the-art facility in Streetsboro, Ohio — engineered for long-term durability and performance.
This listing: part number FT21CBYUBL - Connects To: Stock Manifolds (Factory Connect), Sound Signature: Legend (Classic Sound), Exit Position: Under Rear Bumper.
Highlights
- American-made from raw material to finished product
- TIG welded by skilled craftsmen for strength and beauty
- Lifetime warranty on material and craftsmanship
- Direct bolt-on fit for 2021–25 F-150 5.0L
- Factory Connection Point for easy installation
Specifications
- System Type: Catback Exhaust — Legend or Redline Series
- Diameter: 3"
- Connection: Factory Connection Point
- Exit Options: Front of Tire (Lightning) — Behind Tire — Under Rear Bumper
- Tip Styles: Front of Tire: Double Wall Polished; Behind Tire: Single Wall Polished; Under Bumper: Double Wall Blackout
- Shelby/Roush Compatibility: Under Bumper Exit fits Shelby and Roush Editions
- Material: 304 Stainless Steel
- Welding: TIG Welded
- Warranty: Lifetime
- Origin: Made in USA — Streetsboro, Ohio
What's in the box
- Inlet Pipe
- Muffler Assembly
- Front Tail Pipe
- Rear Tail Pipe
- Exhaust Tips x2
- Hanger Assembly
- AccuSeal Clamps x5
- Rubber Exhaust Grommet
- 55mm Long Bolts x2
- 35mm Long Bolts x3
- Flat Washers x8
- Lock Washers x2
- Lock Nuts x3
- Clip Nuts x2
- Flange
- Installation Instructions
Application
- 2021-2025 Ford F-150 5.0L (not compatible with the Tremor trim)
Installation instructions: Stainless Works PDF
Sold and installed at Vertex Motorsports in Appleton, WI. Call (920) 716-4005.
Installed by Vertex
Want it installed? We do that in-house.
Order it for your own build, or have our team in Appleton install it. Parts and installation can be quoted together.
Not sure it fits? Send us your year and model and we confirm before it ships.