
Xforce | 3" Varex Stainless Steel Cat Back Exhaust | Ford Mustang GT S550 V8 2015–2017 | ES-FM15-02VMK-CBS
Ford Mustang GT S550 5.0L V8 Varex Valve Equipped Cat Back System - ES-FM15-02VMK-CBS
Unleashing the true potential of the 5.0L V8 Coyote in your 2015–2017 S550 Ford Mustang GT Fastback is effortless with the Xforce 304-grade stainless steel cat-back performance exhaust system. This premium setup is engineered not only to increase power and throttle response but also to offer a remarkable, deep V8 note with minimal unwanted cabin noise.
Featuring twin 3" mandrel-bent pipework, this system minimizes backpressure for maximum performance gains. The straight-through style rear mufflers are equipped with patented VAREX™ technology, giving you complete control over your exhaust volume at the push of a button—switch from a quiet street mode to an aggressive, wide-open roar instantly.
For the ultimate experience, this system can be paired with an optional Smartbox, allowing for automatic valve control, geo-fencing, and manual adjustments via a Bluetooth smartphone app.
Features:
- VAREX™ Valve Control: Adjustable sound levels from subtle to high-performance race tone.
- Twin 3" Mandrel-Bent Pipework: High-flow brushed 304 stainless steel for lasting durability.
- X-Pipe Design: Strategically placed before the mufflers to balance exhaust pulses and enhance scavenging.
- Oval Center & Rear Mufflers: Specifically tuned to deliver a deep, robust soundtrack.
- Polished Dual 4" Tips: Double-wall tips designed to provide a premium, aggressive look.
- Performance Driven: Significantly reduces backpressure compared to the factory exhaust.
Specifications:
- Make: Ford
- Model: Mustang
- Series: S550 (Pre-Facelift)
- Year Range: 2015 - 2017
- Engine: 5.0L V8 Coyote
- Material: 304 Stainless Steel (Brushed)
- Pipe Diameter: Twin 3.0 Inch
- Tip Size: Dual 4.0 Inch Polished
Important Information
- Fitment: Designed for Fastback models; will NOT fit Convertible models.
- Smartbox Compatible: Can be upgraded with Xforce Smartbox for automated smartphone app control.
- The image shown may not reflect the actual product
- Shipping times may vary depending on destination and stock availability
Vehicle Applications:
| Make | Model | From | To | Body | Series | Engine | Variant | Drivetrain |
|---|---|---|---|---|---|---|---|---|
| Ford | Mustang | 2015 | 2017 | Fastback | S550 | 5.0L V8 Coyote | GT | RWD |
| Product Type | Warranty Period |
|---|---|
| 304 & 201 Stainless Steel Exhaust Systems | 60 Months |
| Accessories | 12 Months |
| Catalytic Converters | 12 Months |
| Electronic Products (Including SmartBox) | 12 Months |
| Mild Steel & 409 Stainless Steel Exhaust Systems | 24 Months |
| Mild Steel Headers | 12 Months |
| Stainless Steel Headers | 24 Months |
| Universal 304 Stainless Steel Mufflers | 24 Months |
| Universal Mild Steel & 409 Stainless Steel Mufflers | 12 Months |
Payment & Security:
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Ford Mustang GT S550 5.0L V8 Varex Valve Equipped Cat Back System - ES-FM15-02VMK-CBS
Unleashing the true potential of the 5.0L V8 Coyote in your 2015–2017 S550 Ford Mustang GT Fastback is effortless with the Xforce 304-grade stainless steel cat-back performance exhaust system. This premium setup is engineered not only to increase power and throttle response but also to offer a remarkable, deep V8 note with minimal unwanted cabin noise.
Featuring twin 3" mandrel-bent pipework, this system minimizes backpressure for maximum performance gains. The straight-through style rear mufflers are equipped with patented VAREX™ technology, giving you complete control over your exhaust volume at the push of a button—switch from a quiet street mode to an aggressive, wide-open roar instantly.
For the ultimate experience, this system can be paired with an optional Smartbox, allowing for automatic valve control, geo-fencing, and manual adjustments via a Bluetooth smartphone app.
Features:
- VAREX™ Valve Control: Adjustable sound levels from subtle to high-performance race tone.
- Twin 3" Mandrel-Bent Pipework: High-flow brushed 304 stainless steel for lasting durability.
- X-Pipe Design: Strategically placed before the mufflers to balance exhaust pulses and enhance scavenging.
- Oval Center & Rear Mufflers: Specifically tuned to deliver a deep, robust soundtrack.
- Polished Dual 4" Tips: Double-wall tips designed to provide a premium, aggressive look.
- Performance Driven: Significantly reduces backpressure compared to the factory exhaust.
Specifications:
- Make: Ford
- Model: Mustang
- Series: S550 (Pre-Facelift)
- Year Range: 2015 - 2017
- Engine: 5.0L V8 Coyote
- Material: 304 Stainless Steel (Brushed)
- Pipe Diameter: Twin 3.0 Inch
- Tip Size: Dual 4.0 Inch Polished
Important Information
- Fitment: Designed for Fastback models; will NOT fit Convertible models.
- Smartbox Compatible: Can be upgraded with Xforce Smartbox for automated smartphone app control.
- The image shown may not reflect the actual product
- Shipping times may vary depending on destination and stock availability
Vehicle Applications:
| Make | Model | From | To | Body | Series | Engine | Variant | Drivetrain |
|---|---|---|---|---|---|---|---|---|
| Ford | Mustang | 2015 | 2017 | Fastback | S550 | 5.0L V8 Coyote | GT | RWD |
| Product Type | Warranty Period |
|---|---|
| 304 & 201 Stainless Steel Exhaust Systems | 60 Months |
| Accessories | 12 Months |
| Catalytic Converters | 12 Months |
| Electronic Products (Including SmartBox) | 12 Months |
| Mild Steel & 409 Stainless Steel Exhaust Systems | 24 Months |
| Mild Steel Headers | 12 Months |
| Stainless Steel Headers | 24 Months |
| Universal 304 Stainless Steel Mufflers | 24 Months |
| Universal Mild Steel & 409 Stainless Steel Mufflers | 12 Months |
Payment & Security:
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Original: $1,304.03
-65%$1,304.03
$456.41Description
Ford Mustang GT S550 5.0L V8 Varex Valve Equipped Cat Back System - ES-FM15-02VMK-CBS
Unleashing the true potential of the 5.0L V8 Coyote in your 2015–2017 S550 Ford Mustang GT Fastback is effortless with the Xforce 304-grade stainless steel cat-back performance exhaust system. This premium setup is engineered not only to increase power and throttle response but also to offer a remarkable, deep V8 note with minimal unwanted cabin noise.
Featuring twin 3" mandrel-bent pipework, this system minimizes backpressure for maximum performance gains. The straight-through style rear mufflers are equipped with patented VAREX™ technology, giving you complete control over your exhaust volume at the push of a button—switch from a quiet street mode to an aggressive, wide-open roar instantly.
For the ultimate experience, this system can be paired with an optional Smartbox, allowing for automatic valve control, geo-fencing, and manual adjustments via a Bluetooth smartphone app.
Features:
- VAREX™ Valve Control: Adjustable sound levels from subtle to high-performance race tone.
- Twin 3" Mandrel-Bent Pipework: High-flow brushed 304 stainless steel for lasting durability.
- X-Pipe Design: Strategically placed before the mufflers to balance exhaust pulses and enhance scavenging.
- Oval Center & Rear Mufflers: Specifically tuned to deliver a deep, robust soundtrack.
- Polished Dual 4" Tips: Double-wall tips designed to provide a premium, aggressive look.
- Performance Driven: Significantly reduces backpressure compared to the factory exhaust.
Specifications:
- Make: Ford
- Model: Mustang
- Series: S550 (Pre-Facelift)
- Year Range: 2015 - 2017
- Engine: 5.0L V8 Coyote
- Material: 304 Stainless Steel (Brushed)
- Pipe Diameter: Twin 3.0 Inch
- Tip Size: Dual 4.0 Inch Polished
Important Information
- Fitment: Designed for Fastback models; will NOT fit Convertible models.
- Smartbox Compatible: Can be upgraded with Xforce Smartbox for automated smartphone app control.
- The image shown may not reflect the actual product
- Shipping times may vary depending on destination and stock availability
Vehicle Applications:
| Make | Model | From | To | Body | Series | Engine | Variant | Drivetrain |
|---|---|---|---|---|---|---|---|---|
| Ford | Mustang | 2015 | 2017 | Fastback | S550 | 5.0L V8 Coyote | GT | RWD |
| Product Type | Warranty Period |
|---|---|
| 304 & 201 Stainless Steel Exhaust Systems | 60 Months |
| Accessories | 12 Months |
| Catalytic Converters | 12 Months |
| Electronic Products (Including SmartBox) | 12 Months |
| Mild Steel & 409 Stainless Steel Exhaust Systems | 24 Months |
| Mild Steel Headers | 12 Months |
| Stainless Steel Headers | 24 Months |
| Universal 304 Stainless Steel Mufflers | 24 Months |
| Universal Mild Steel & 409 Stainless Steel Mufflers | 12 Months |
Payment & Security:
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.













