SKU: TS-SU-883-S
Torque Solution Stainless Axle-Back Exhaust 2015-2025 Subaru WRX / 2015-2021 STI
The Torque Solution TS-SU-883-S Stainless Axle-Back Exhaust is the best performance upgrade for 2015-2025 Subaru WRX and 2015-2021 WRX STI owners seeking deeper tone, improved exhaust flow, and a premium stainless steel system. Crafted from high-quality T304 stainless steel with mandrel-bent tubing and precision TIG welds, this axle-back delivers aggressive sound without excessive drone, noticeable power gains, and a clean, modern look with dual polished tips – ideal for daily driving, spirited street use, or track days on the VA/ VB WRX and VA STI platform.
Key Features
- T304 Stainless Steel Construction: Durable, corrosion-resistant material with mandrel bends for smooth flow
- Aggressive Sound Profile: Deeper, throatier exhaust note with minimal cabin drone
- Improved Flow & Performance: Larger diameter piping reduces backpressure for better throttle response and power
- Dual Polished Tips: 4″ double-wall tips for a clean, aggressive rear appearance
- Direct Bolt-On Fit: OEM-style hangers and connections no modifications required
- Torque Solution Quality: Precision TIG welds and high flow design trusted in Subaru performance builds
Specifications
| Specification | Detail |
|---|---|
| Part Number | TS-SU-883-S |
| Material | T304 Stainless Steel |
| Tip Style | Dual 4″ Polished Double-Wall |
| Compatibility | 2015-2025 Subaru WRX / 2015-2021 WRX STI |
| Installation | Direct Bolt-On (Uses Factory Hangers & Connections) |
| Country of Origin | United States |
| Warranty | Limited Lifetime (Torque Solution) |
| Shipping Weight | 15 lbs |
| Shipping Dimensions | 23.9 x 12.8 x 12.4 inches |
Product Notes
- Axle-back system – replaces factory mufflers and tips from the axle rearward
- Deeper, more aggressive tone without excessive interior drone – perfect balance for street/track
- Recommended with cat-back or full exhaust for maximum performance gains
Installation Notes
- Estimated time: 1-2 hours, moderate difficulty, basic hand tools required
- Direct bolt-on remove factory axle-back, install Torque Solution system, torque hangers and clamps
- Professional installation optional check for leaks and proper alignment after install
This Part Fits
| Year | Make | Model | Notes |
|---|---|---|---|
| 2015-2021 | Subaru | WRX STI | All Trims (Base, Limited, Launch Edition) |
| 2015-2025 | Subaru | WRX | All Trims (Base, Premium, Limited, GT, tS) |
Why Choose Torque Solution Stainless Axle-Back Exhaust?
- T304 stainless steel with mandrel bends delivers deeper tone, better flow, and long-term durability
- Dual 4″ polished tips add aggressive rear styling while maintaining clean fitment
- Limited lifetime warranty trusted performance exhaust upgrade for Subaru WRX/STI owners
Frequently Asked Questions
- Q: Will this axle-back fit my 2024 Subaru WRX?
A: Yes, Torque Solution TS-SU-883-S fits 2015-2025 Subaru WRX and 2015-2021 WRX STI. - Q: Does it require any modifications?
A: No, direct bolt-on using factory hangers and connections. - Q: How loud is it compared to stock?
A: Deeper and more aggressive tone with minimal interior drone perfect street/track balance. - Q: What is the warranty?
A: Covered by Torque Solution Limited Lifetime Warranty built to last.
Shipping & Handling
- Method: UPS/FedEx Ground (Oversize)
- Availability: In stock – ships same or next business day
- Packaging: Secure protective packaging
- Weight: 15 lbs
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