Corsa 21259 Xtreme Active Cat-Back for 24-26 Mustang GT 5.0L w/Active Exhaust

Vehicle Fitment

• 2024-2026 Ford Mustang GT (S650 chassis; 5.0 L Coyote V8; Fastback only; with OEM Active Valve Exhaust)

Fitment Notes

• Cat-back exhaust designed specifically for Active Valve exhaust systems
• Retains factory valve control module and OEM wiring harness
• Not compatible with non-Active or convertible models

Features

• 3.00" mandrel-bent T-304 stainless steel tubing for max airflow (~20% gain)
• Precision acoustic tuning with Corsa's Reflective Sound Cancellation (RSC®) technology
• Custom valves integrate seamlessly with OEM Active Exhaust control
• Includes Double Helixx twin-x crossover X-pipe for balanced flow
• Quad 4.00" Pro-Series slash-cut tips in polished or black PVD finish
• Lifetime warranty on valves and system components
• No drone experience--refined interior sound at cruise
• American-made construction with bolt-on installation

Specifications

• Tube Diameter: 3.00" in stainless steel
• Tip Diameter: 4.00" quad Pro-Series slash-cut
• Position: full cat-back system
• Drivetrain: rear-wheel drive (Fastback Mustang GT with Active Exhaust)
• Material: T-304 stainless steel, polished or black PVD tips

Included Components

• 1x full Xtreme Active cat-back exhaust assembly
• 4x Pro-Series 4.00" slash-cut tips
• Integrated valve assemblies
• Mounting and installation hardware
• Installation instructions

Product Description

The Corsa 21259 Xtreme Active Cat-Back Exhaust is engineered specifically for 2024-2026 Mustang GT Fastback models with OEM Active Valve exhaust. Featuring 3.00" mandrel-bent T-304 stainless steel and double crossover X-pipe architecture, it provides approximately 20% better flow and a thunderous Xtreme sound with minimal cabin drone.

Corsa's Reflective Sound Cancellation (RSC®) ensures calm cruising while delivering a thunderous growl when the valves open. The system includes authorized Active Exhaust valve modules, quad 4.00" Pro-Series slash-cut tips, and integrates seamlessly with factory controls. Fully bolt-on, made in the USA, and backed by Corsa's lifetime warranty.