CORSA Performance Xtreme & Sport 3.0" Cat-Back Dual Rear Exit Exhaust

Fitment

• Vehicle: 2021-2024 Ford F-150

• Engine: 5.0L V8

• Cab: Regular Cab

• Bed Length: 8 FT

• Wheelbase: 141.5"

• Exit Style: Dual Rear

• Part Numbers: 21146, 21146BLK, 21155, 21155BLK

• DOES NOT FIT: F-150 Lariat models equipped with Black Appearance Package

System Overview

CORSA’s 3.0" Cat-Back Dual Rear Exit exhaust replaces the factory system from the catalytic converters back. Designed for aggressive V8 sound and optimized performance without excessive in-cabin drone.

• Sport Sound Level: Aggressive cold start, moderately aggressive under acceleration, +13.5 dB over stock, ~9 lbs weight reduction

• Xtreme Sound Level: Deep, aggressive V8 tone, +19 dB over stock, ~13 lbs weight reduction

• Performance: Dual Rear Exit can reach up to 20 dB louder than stock under heavy acceleration

Construction & Features

• 3.0" mandrel-bent 304 stainless steel tubing for strength and corrosion resistance

• Single 4.0" dual-wall straight-cut stainless steel tips

• Tip finishes: polished stainless or black PVD coating

• Bolt-on installation (no welding required)

• CORSA Best-in-Class No Drone RSC® Technology

• Over 20 years of CORSA Science of Sound© tuning

• Proudly made in the USA

• Limited Lifetime Warranty

Key Benefits

• Optimized exhaust flow for enhanced performance

• Bold, aggressive V8 sound with minimal in-cabin drone

• Lightweight construction reduces system weight compared to stock

• Dual Rear Exit provides a strong visual and auditory presence

• Premium stainless steel construction ensures long-lasting durability

CORSA Performance’s Dual Rear Exit Cat-Back system is perfect for 2021-2024 Ford F-150 Regular Cab 141.5" WB owners looking for aggressive sound, weight savings, and top-tier quality.