MRT Extreme Cat Back for 2018-2023 Mustang GT

MRT Extreme Cat Back for 2018-2023 Mustang GT

Regular price $1,742.38
Shipping calculated at checkout.


The Mustang GT MRT Extreme Quad Tip Cat-Back system has a loud, deep muscle car sound and is handcrafted in corrosion-resistant T304 Stainless Steel. Base systems include T304 polished SS 4-inch tips and 3-inch mandrel bent tube. Black Ops black matte tip finish is available for an additional fee.

This system is engineered for the best sound to match your GT and provides increased performance from increased exhaust flow. MRT has engineered a DMS (Drone Management System) for this Cat-back to give it the most pleasant ride experience.

The MRT Extreme is the loudest MRT cat-back. This Badass series has just enough exhaust presence with elevated sound to get noticed, Feel the performance note and packaged in a design without excessive drone. 

IMPORTANT INFORMATION: For customers with factory-installed Active & Dual Mode Exhaust valves, MRT offers and recommends a simple solution that allows you to upgrade your exhaust system without having to develop a tune. Click Here for more information on these plates or to add them to your shopping cart before checkout. 

APPLICATION: Application: 2018 thru 2023 Mustang GT Coupe and convertible.

Tune: None required
Time to Install: 90 Minutes


How does it sound? The MRT Mustang GT Extreme Quad Tip Cat Back has a balanced, deep muscle car sound.

Is there drone or resonance? The drone is noticeable but tolerable.

What if I step on it? Wide-open throttle increases exhaust loudness and aggressive performance sound.

WARNING: This product may contain chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. P65Warnings.CA.Gov/Product

Prop 65 Warning for California Residents