Corsa 21166 Sport Cat-Back Exhaust for 2021-25 Ford F-150 3.5L EcoBoost 145.4"

Vehicle Fitment

• 2021-2025 Ford F-150 (3.5L EcoBoost V6, 145.4" Wheelbase)

Features

• Sport Series performance cat-back exhaust system
• CORSA patented Reflective Sound Cancellation (RSC®) no-drone technology
• Aggressive sport exhaust tone on throttle with quiet cruising
• 3.0" mandrel-bent stainless steel piping for improved flow
• Single side exit with twin 4.0" polished Pro-Series tips
• Designed for increased horsepower and torque over stock
• Direct bolt-on installation - no cutting or welding required
• Includes all hangers, clamps, and hardware for install
• Limited lifetime warranty from CORSA

Specifications

• Part Number: 21166
• System Type: Sport Cat-Back Exhaust
• Main Pipe Diameter: 3.0" mandrel bent
• Tip Type: Dual 4.0" Pro-Series polished tips
• Exit Location: Single side exit
• Material: 304 stainless steel construction
• Sound Level: Sport (bold on acceleration, minimal drone)
• Fitment: Direct-fit for 145.4" wheelbase F-150 3.5L EcoBoost
• Installation: Bolt-on with included hardware

Included Components

• 1x Full cat-back exhaust assembly
• 2x 4.0" Pro-Series polished exhaust tips
• 1x Set of exhaust clamps and hangers
• 1x Installation hardware kit
• 1x Printed instructions

Product Description

The CORSA 21166 Sport Cat-Back Exhaust System is engineered for the 2021-2025 Ford F-150 equipped with the 3.5L EcoBoost V6 and a 145.4" wheelbase. Built from mandrel-bent 304 stainless steel, this sport exhaust delivers improved exhaust flow and a more aggressive exhaust tone under acceleration while minimizing drone at cruising speeds thanks to CORSA's patented Reflective Sound Cancellation (RSC®) technology.

With a direct bolt-on installation that uses factory hangers and hardware, the 21166 installs without cutting or welding. The single side exit with twin 4.0" Pro-Series polished tips adds a performance look to your F-150 while the free-flowing design enhances throttle response and overall driving experience. Backed by CORSA's limited lifetime warranty, this system is perfect for F-150 owners who want a sportier sound and performance upgrade without sacrificing daily comfort.