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The ETS Axle-back exhaust for the 2015-2021 WRX and STI utilizes a full stainless steel construction. The axle back is 2.5" that mates to the stock 2 bolt flange. All gaskets are included to aid in ease of installation. This is the easiest way to get a little bit more noise and performance out of your WRX or STi.

THIS WILL NOT FIT THE 19-21 STI - MUST USE FULL CATBACK

Features:

- 2.5" SS Piping

- Includes Gaskets

- Quad 3.5" Double Wall tips

- Easy Installation

- Available with or without mufflers

- Increased Performance and Sound

Mufflers:

Muffler Delete:

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ET

ETS (Extreme Turbo Systems) is a premier manufacturer of high-performance automotive components, specializing in turbo kits, intercoolers, exhaust systems, and other performance parts. Renowned for precision engineering and exceptional quality, ETS products are designed to maximize power and reliability for street and motorsport applications. Trusted by enthusiasts and racers, ETS delivers cutting-edge solutions for ultimate performance.

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