MRT 2.5" Street Race Axleback Exhaust System with 4" Polished Tips (2015-2024 Mustang 2.3L Ecoboost / 2015-2017 Mustang 3.7L V6) - 91U903P

The Mustang MRT Street Race Axle 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" tips and 2.5" 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 Mustang and provides increased performance from increased exhaust flow. The MRT Street Race Axle Back is the loudest MRT axle-back. It is louder than the Sport Touring Axle 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.

Application: 2015 thru 2024 Mustang 2.3L EcoBoost, 2015-2024 Mustang 3.7L V6

Hear the Difference

• How does it sound? The MRT Mustang Street Race Axle Back Axle-Back #91U903 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 an aggressive performance sound.