COBB Cat-Back Exhaust System Stainless Steel F-150 EcoBoost 21-26
Highlights
- Direct-Fit Replacement
- Dual 4" Polished Tips
- 3" Mandrel Bent 304 Steel
- OEM Style 2-bolt Flange
COBB Stainless Steel Cat-Back Exhaust System for 2021-2026 EcoBoost F-150s.
The COBB Stainless Steel Cat-Back Exhaust System (5F2100) is a direct-fit replacement that brings improved performance and style to your 2021-2026 F-150. The exhaust features dual 4-inch polished tips with the COBB logo and is made of 3" mandrel bent 304 stainless steel for greater durability. An integrated flex section gives more compliance while installing for reduced stress once installed. This exhaust also includes cast 304 stainless steel 2-bolt 3" flanges, multi-layer steel gaskets, and an OEM style 2-bolt flange for easier connection to the factory downpipe assembly. The three-chamber muffler has 3" inlets/outlets for crisper exhaust notes without any unwanted drone.
Features and Benefits:
- Direct-fit replacement
- Dual 4" polished tips with COBB logo
- Integrated flex section reduces stress on components once installed
- 3" mandrel bent 304 stainless steel
- Cast 304 stainless steel 2-bolt 3" flanges
- Multi-layer steel gaskets
- OEM style 2-bolt flange for easier connection to factory downpipe assembly
- Three-chamber muffler with 3" inlets/outlets
- Simple installation with no tuning needed
Vehicle Fitment:
- 2021-2026 F-150 EcoBoost
- Fits 2.7L/3.5L EcoBoost models
Please Note: Compatible with SuperCrews with a 5.5' Bed or SuperCabs with a 6.5' Bed.
California Residents: Proposition 65 Warning
Related Categories: F-150 Cat-Back Exhausts
Vehicle Fitment
This product will fit the following F-150 years:
- 2021,
- 2022,
- 2023,
- 2024,
- 2025,
- 2026,










