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Stainless Works 2021+ F-150 5.0L Catback, Legend Series
Stainless Works part FT21CBUBL is a Legend Series catback exhaust for the 2021 and newer Ford F-150 5.0L, delivering a classic, restrained exhaust tone with reduced drone versus the more aggressive Redline series. The system uses 3in mandrel-bent 304 stainless steel tubing and is available with multiple exit positions and muffler configurations depending on trim selection.
Key Features
- Legend Series tuning for a classic, moderate exhaust tone
- 3in mandrel-bent 304 stainless steel tubing
- Multiple exit position and muffler configuration options
- Factory-connection design for straightforward installation
- Fully TIG welded for strength and durability
Fitment
| Year | Make | Model | Engine |
|---|---|---|---|
| 2021-2026 | Ford | F-150 | 5.0L |
Specifications
| Detail | Value |
|---|---|
| Manufacturer part number | FT21CBUBL |
| Material | 304 stainless steel |
| Pipe diameter | 3in mandrel-bent |
| Sound profile | Legend (classic, restrained tone) |
What's Included
- 1 catback exhaust system with hangers and clamps
About Stainless Works
Stainless Works designs and builds American-made performance exhaust systems, headers, and mid-pipes from 304 stainless steel at its Streetsboro, Ohio facility, backed by a lifetime warranty.
FAQ
What years does this fit?This catback fits 2021 and newer Ford F-150 models with the 5.0L engine.
How does the Legend sound compare to Redline?The Legend series delivers a classic, more restrained exhaust tone versus the louder, more aggressive Redline series.
Does this require cutting or welding?No. It uses a factory-connection design for bolt-on installation.
What exit positions are available?This system is available with multiple exit position and muffler configuration options; confirm your preferred configuration at checkout.
Is professional installation recommended?Yes, though the factory-connection design allows for straightforward DIY installation.
What material is this made from?This catback is made from 304 stainless steel and fully TIG welded.
Does this include a warranty?Yes. Stainless Works backs this system with a lifetime warranty on material and craftsmanship.
Will this cause drone inside the cabin?The Legend series is tuned to minimize drone while still improving exhaust tone over stock.
Installation Instructions
- Raise and support the vehicle, and disconnect the battery.
- Remove the factory catback exhaust system at the factory connection point.
- Install the Stainless Works catback system using the included hangers and clamps.
- Adjust tip position and alignment before final tightening.
- Torque all fasteners to specification and inspect for leaks and clearance.
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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