Smooth bends, tight packaging, and two attitudes. The SwitchPath™ Exhaust is comprised of handcrafted 3-inch and 2.5-inch U.S.-sourced T304L stainless steel with a valved passenger-side tip outlet. SwitchPath™ retains the factory valve behavior, and obeys the S3’s ECU commands based on throttle input, engine speed, and Drive Select. Sneaking out in the morning or creeping through town? Close the valve. Ready to rip? Toggle into Dynamic and your S3 will sing a signature AWE tune with enhanced crackles that will provoke a firm grin. While the SwitchPath™ is designed to work with the factory controls, if you want to have full control to open or close any time, be sure to check out the AWE SwitchPath™ remote, for push button mood control. And if you ever want to flip to full-rowdy all the time, AWE made it easy to convert between SwitchPath™ and Track Edition if you decide at a later date to change your volume. Easy. AWE SwitchPath™ comes standard with 102mm double-walled, slash-cut tips in your choice of Chrome Silver or Diamond Black, complete with stamped AWE logo. you're looking at the new standard for Audi’s skyrocketing small sedan.
Specifications:
- System Type: Cat-Back Exhaust
- Edition: SwitchPath
- Valve: Valved passenger-side tip outlet; retains factory valve behavior
- Tubing: 3 in and 2.5 in CNC mandrel-bent
- Tips: 102 mm double-walled slash-cut, Diamond Black
- Gains: Up to 12 hp and 9 lb-ft at the wheels (turbo-back, stock software)
- Material: T304L stainless steel, .065 in wall
- Manufactured: In-house by AWE, USA
- Part Number: 3025-43072
Key Features:
- SwitchPath™ exhausts are available with the AWE SwitchPath™ Remote for push-button mood control (Sold Separately)
- Handcrafted from CNC mandrel-bent 3” and 2.5” U.S.-sourced .065” wall T304L stainless steel
- Max gains of 12 hp and 9 lb-ft of torque at the wheels (turbo-back, stock software)
- 102mm double-walled, slash-cut tips available in Chrome Silver or Diamond Black
- Perfect quality, fitment, performance, tone and options to go around.
- Less is more: clean, straight-through design maximizes performance
- Proudly designed, engineered, and manufactured in-house at AWE
- Direct bolt-on for factory-like simplicity
- Features the AWE No CEL Guarantee
- Perfect fitment, guaranteed
- Lifetime Warranty
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2020 | Audi | S3 | Premium |
| 2015-2020 | Audi | S3 | Premium Plus |
| 2015-2019 | Audi | S3 | Prestige |
FAQ
Does it keep the factory exhaust valve function?
Yes. SwitchPath retains the factory valve behavior and follows the S3 ECU commands based on throttle input, engine speed and Drive Select. An AWE SwitchPath Remote for push-button control is sold separately.
Which vehicles does this fit?
Per the fitment data, it fits the 2015-2020 Audi S3 (Premium, Premium Plus, Prestige).
What tips does it come with?
It comes with 102mm double-walled, slash-cut tips in Diamond Black with a stamped AWE logo.
What gains has AWE measured?
Max gains of 12 hp and 9 lb-ft of torque at the wheels (turbo-back, stock software).
Will it cause a check engine light, and what is the warranty?
It is backed by the AWE No Check Engine Light Guarantee, the AWE Perfect Fitment Guarantee, and the AWE Lifetime Warranty.

