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The Extreme Turbo Systems 2015+ Subaru STI Twin Scroll Turbo Kit is designed to give you the broadest powerband without sacrificing performance by ...

The ETS Cold Air Intake locates the filter in the fender well out of the engine bay. This makes for not only the coldest air possible but the most ...

ETS now offers the catback rear secion separately if you're looking to change up your ETS 2015-2021 WRX/STI exhaust system!  Extreme - No Muffler...

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 stoc...

After much demand, it has arrived, the ETS front chassis brace for the 2022+ WRX. This is handmade here in the USA at Extreme Turbo Systems. This w...

Introducing the ETS 22+ Subaru WRX Silicone Radiator Hose Kit – the ultimate solution for enhancing the performance and reliability of your Subaru ...

ETS 2022+ Subaru WRX Titanium Front Mount Intercooler Piping Kit Only The ETS intercooler piping kit uses 2.5" OD Titanium tubing. The piping is cu...

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

The ETS Catback exhaust for the 2015-2021 Subaru WRX and STI is a made at ExtremeTurboSystem's facility in Vancouver, Washington. This exhaust feat...

The ETS Cat-back exhaust for the new '22+ WRX is a made right here in our facility. This exhaust features a true 3.0 all the way through mid-pipe t...

The ETS Cat-back exhaust for the new '22+ WRX is a made right here in our facility. This exhaust features a true 3.0 all the way through mid-pipe t...

The ETS Cat-back exhaust for the new '22+ WRX is a made right here in our facility. This exhaust features a true 3.0 all the way through mid-pipe t...

The ETS Cat-back exhaust for the new '22+ WRX is a made right here in our facility. This exhaust features a true 3.0 all the way through mid-pipe t...

The ETS Cat-back exhaust for the new '22+ WRX is a made right here in our facility. This exhaust features a true 3.0 all the way through mid-pipe t...

The ETS Cat-back exhaust for the new '22+ WRX is a made right here in our facility. This exhaust features a true 3.0 all the way through mid-pipe t...

The ETS Cat-back exhaust for the new '22+ WRX is a made right here in our facility. This exhaust features a true 3.0 all the way through mid-pipe t...

The ETS Cat-back exhaust for the new '22+ WRX is a made right here in our facility. This exhaust features a true 3.0 all the way through mid-pipe t...

The ETS Cat-back exhaust for the new '22+ WRX is a made right here in our facility. This exhaust features a true 3.0 all the way through mid-pipe t...

The ETS Cat-back exhaust for the new '22+ WRX is a made right here in our facility. This exhaust features a true 3.0 all the way through mid-pipe t...

The ETS '22+ Subaru WRX Single Exit Catback Exhaust System features 3.0" mandrel-bent stainless steel tubing for maximum exhaust flow and reduced b...

This piping kit is the best on the market for relocating the factory Subaru intercooler. The factory intercooler location allows for excessive heat...

This piping kit is the best on the market for relocating the factory Subaru intercooler. The factory intercooler location allows for excessive heat...

The ETS '22+ Subaru WRX Single Exit Catback Exhaust System features 3.0" mandrel-bent stainless steel tubing for maximum exhaust flow and reduced b...