MRT Extreme Cat-back Exhaust W/ 4" Polished Quad Tips W/O Active Exhaust Mustang Fastback GT 2018-2023
Highlights
- Proudly Made in the USA!
- T304 Stainless Steel
- Mandrel-Bent Piping
- Includes Needed Hardware
MRT Extreme Cat-back Exhaust System with 4" Polished Quad Tips for 2018, 2019, 2020, 2021, 2022, and 2023 Fastback GT Mustangs without Active Exhaust.
The Extreme Cat-back Exhaust System with 4" Polished Quad Tips from MRT (93U918) is designed to be a stylish performance upgrade for 2018-2023 GT Mustangs without active exhaust. This Exhaust System from MRT is built from T304 stainless steel that is mandrel bent. The 3” mandrel bent piping is less restrictive over the factory exhaust, which produces noticeable gains in torque and horsepower. The system also features a non-muffler design that produces a deep, threatening exhaust note. The Exhaust Kit (93U918) is finished with quad tips that are 4” in diameter and double walled with beveled edges, which are also polished to a mirror like finish.
Features and Benefits:
- Fits 2018-2023 Fastback GT Mustangs without Active Exhaust
- 3” mandrel bent piping
- Constructed from T304 stainless steel
- Proudly made in the USA!
- Includes all necessary mounting hardware
- Includes H-pipe
- Non-muffler style design (aggressive exhaust note)
- 4” polished quad tips
Kit Includes:
- 3” H-pipe
- Driver side under axle pipe
- Passenger side under axle pipe
- Driver-side Extreme rear section
- Passenger side Extreme rear section
- Set of 3” band clamps (4)
Vehicle Fitment Note: This Extreme Cat-Back Exhaust System will only fit GT-model Fastback Mustangs.
California Residents: Proposition 65 Warning
Related Categories: Mustang Parts, Mustang Exhaust, Mustang Cat Back Exhaust Kits
Installation Difficulty

Novice skill is required for this installation.










