Description
The STILLEN Cat-Back Exhaust System for 2021–2025 Ford F-150 is a direct-fit performance upgrade that enhances the exhaust flow, delivers a sporty, deep exhaust note, and improves driving enjoyment without unwanted cabin drone. Constructed from durable 409 stainless steel, this system is built in the USA for long-lasting quality and performance.
Installation is straightforward and designed to fit the factory exhaust routing, maintaining a clean and aggressive look with either polished or black-coated tips. The system is engineered to improve exhaust efficiency and vehicle sound without modifying the factory setup.
Vehicle Fitment
Compatible Vehicles:
-
2021–2025 Ford F-150 (2.7L EcoBoost, 3.5L EcoBoost, 5.0L V8)
Cab/Bed Configurations:
- SuperCab 6.5’ bed
- SuperCrew 5.5’ bed
- Regular Cab 6.5’ or 8’ bed
Note: Not compatible with Raptor, Raptor R, or PowerBoost models.
Key Features and Benefits
- Polished stainless steel or black-coated tip finishes
- 409 stainless steel construction for long-lasting durability
- Aggressive sporty exhaust tone with zero cabin drone
- Direct-fit installation, no modifications required
- Maintains factory exhaust routing and fitment
- Made in the USA with quality craftsmanship
- Limited Lifetime Warranty included
- Enhances sound and appearance without lowering the vehicle
Performance Numbers
- Exhaust Efficiency: Improved airflow and reduced restrictions
- Sound: Sporty, deep tone with no unwanted cabin drone
- Fitment: OEM-exact fit for selected F-150 engines and beds
- Results may vary depending on vehicle, conditions, and other modifications.
Easy to Use
- Direct bolt-on installation with factory exhaust hangers
- Compatible with stock and aftermarket air intakes
- Polished or black finish for a factory-quality appearance
