2024-2025
2015-2023
2010-2014
2005-2009
1999-2004
1994-1998
1979-1993
Installation Time
(approx) 2 Hours
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
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Find Cat-Back Exhaust for your Mustang
Pypes Factory Connect Cat-Back Exhaust System with X-Box Mid-Pipe and Polished Tips (15-17 Mustang GT Fastback)Find parts that fit my vehicle
Item 389199
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17 Reviews
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$872.75
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$299.00
Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features & Specs
- Deep, Rich Sound with No Drone
- Improves Exhaust Flow for More Power
- M-80 Bullet Style Mufflers
- X-Box Mid-pipe Included
- Durable 304 Stainless Steel Construction
- 3" Diameter Mandrel-Bent Tubing (steps up from 2.5")
- 4" Polished 304 Stainless Steel Tips
- Direct Fit Replacement Upgrade
- Fits 2015-2017 GT Fastback Mustangs with Factory Manifolds
| Brand | Pypes |
| Exhaust System Type | Cat-Back System |
| Exhaust System Material | Stainless Steel |
| Exhaust System Tip Finish | Chrome, Polished |
| Exhaust System Tubing Diameter | 3.00 Inch |
| Exhaust Loudness | Aggressive |
Description
Rich Muscle Car Sound. A Pypes Cat-Back Exhaust System will add a deep rich muscle car sound to your 2015-2017 5.0L GT Mustang with absolutely no resonance or drone. This powerful sound is achieved with the help of a pair of M80 bullet mufflers and Pypes X-Box Mid Pipe that replaces the factory resonator.
Better Flow for More Power. Pypes designed their Cat-Back to significantly improve the exhaust flow of your 2015-2017 5.0L Mustang. By replacing the factory 2.5" piping with larger diameter 3” mandrel bent piping, a pair of straight-through bullet mufflers and Pypes unique X-Box Mid Pipe you will see a noticeable increase in rear wheel horsepower and torque.
M80 Bullet Mufflers. Pypes M80 Bullet Mufflers feature a high-flow straight-through design. Engineered with a layer of stainless mesh around a unique internally louvered core and a lining of basalt insulation, these M80 Mufflers will improve exhaust flow for more power and sound.
X-Box Mid-Pipe. Designed to eliminate the restrictive factory resonator the X-Box Mid-Pipe improves exhaust flow when compared to traditional H and X Mid Pipes. The combination of the X-Box and the mid-muffler design helps accelerate the exiting exhaust to create significant rear wheel power gains.
Quality Construction. Pypes Cat-Back Exhausts are manufactured from high quality 304 stainless steel piping for strength and excellent corrosion resistance. All Pypes Exhaust Systems feature smooth mandrel bent tubing to eliminate any power robbing kinks. Complete with a set of brightly polished 304 stainless steel 4" tips, this Cat-Back also adds bold muscle car styling to your Mustang.
Direct Fit Upgrade. Pypes Mustang Cat-Back with X-Box Mid Pipe bolts straight up to the stock OEM location with no modifications required for installation. Making this Cat-Back a direct fit bolt-on replacement upgrade.
Application. This Pypes Cat-Back Exhaust System with X-Box Mid-Pipe and Polished Tips is designed to fit the 2015-2017 GT Fastback Mustangs equipped with either aftermarket shorty headers or the stock manifolds reusing the factory catalytic converters. Not compatible with convertible models.
Better Flow for More Power. Pypes designed their Cat-Back to significantly improve the exhaust flow of your 2015-2017 5.0L Mustang. By replacing the factory 2.5" piping with larger diameter 3” mandrel bent piping, a pair of straight-through bullet mufflers and Pypes unique X-Box Mid Pipe you will see a noticeable increase in rear wheel horsepower and torque.
M80 Bullet Mufflers. Pypes M80 Bullet Mufflers feature a high-flow straight-through design. Engineered with a layer of stainless mesh around a unique internally louvered core and a lining of basalt insulation, these M80 Mufflers will improve exhaust flow for more power and sound.
X-Box Mid-Pipe. Designed to eliminate the restrictive factory resonator the X-Box Mid-Pipe improves exhaust flow when compared to traditional H and X Mid Pipes. The combination of the X-Box and the mid-muffler design helps accelerate the exiting exhaust to create significant rear wheel power gains.
Quality Construction. Pypes Cat-Back Exhausts are manufactured from high quality 304 stainless steel piping for strength and excellent corrosion resistance. All Pypes Exhaust Systems feature smooth mandrel bent tubing to eliminate any power robbing kinks. Complete with a set of brightly polished 304 stainless steel 4" tips, this Cat-Back also adds bold muscle car styling to your Mustang.
Direct Fit Upgrade. Pypes Mustang Cat-Back with X-Box Mid Pipe bolts straight up to the stock OEM location with no modifications required for installation. Making this Cat-Back a direct fit bolt-on replacement upgrade.
Application. This Pypes Cat-Back Exhaust System with X-Box Mid-Pipe and Polished Tips is designed to fit the 2015-2017 GT Fastback Mustangs equipped with either aftermarket shorty headers or the stock manifolds reusing the factory catalytic converters. Not compatible with convertible models.
Fitment:
DetailsPypes SFM80MX
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) X-Box Mid-pipe With Mufflers
- (2) Over Axle Pipes
- (2) Axle-back Pipes
- (2) Exhaust Tips
- (8) Clamps
3.9
Customer Reviews (17)
Questions & Answers
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Will It Fit My Mustang
- GT - 15, 16, 17
Not compatible with Convertibles due to different bracing; This Cat-Back is for 15-17 GTs equipped with either aftermarket shorty headers or the stock manifolds reusing the factory catalytic converters.
