Upgrade your 2015-2021 Subaru WRX STI with the ETS Extreme Catback Exhaust, engineered for enthusiasts who demand enhanced performance and an aggressive exhaust note. This non-resonated catback system delivers a freer flow and increased power, making it an ideal upgrade for drivers seeking both sound and style improvements.

Featuring true 3.0-inch diameter piping throughout the mid-pipe and a dual 3-inch rear split, the ETS Extreme Catback maximizes exhaust flow without mufflers, producing a raw and aggressive tone. The system is built with durable V-band connections on all joints except the factory 2-bolt flange, ensuring a secure, leak-proof fit without gaskets. The quad 3.5-inch double-wall stainless steel stealth black tips provide a sleek, stealthy finish that complements the Subaru’s sporty aesthetic.

Designed specifically for Subaru WRX STI models from 2015 to 2021, this premium catback exhaust is made to order with a 5-7 day build time. Perfect for Subaru enthusiasts who want a reliable, high-quality exhaust upgrade that balances performance and style. Elevate your Subaru’s sound and presence—order your ETS Extreme Catback Exhaust today at Subimods.