Engine

Here you will find all the components under the hood of your performance street car. From oil changes to short blocks and everything in between. Not sure whats right for your vehicle? Contact sales@builtnotboughtauto.com 

-30%
Turbo XS Titanium Tip Catback Exhaust for 2002-2007 WRX/STI
Since we introduced our first exhaust systems for the old “bugeye” WRX way back in 2002, we have...
-28%
Turbo XS Titanium Rear Muffler Assembly for 2002-2007 WRX/STI
A 3" straight through design unleashes all the power your engine can make. Unique flange design allows the...
-22%
Turbo XS Hybrid Blow Off Valve for 2002-2007 WRX / 2004+ STI
Not too loud and not too quiet, the WS02-XS-HYB from TurboXS is the valve for you if you...
-4%
Mishimoto Subaru WRX Front Mount Intercooler Kit Silver for 2015+ WRX
The Mishimoto Front Mount Intercooler Kit has been designed to provide you with maximum air flow. This kit...
• 3.5” thick black intercooler core designed for maximum flow.• This intercooler system is designed to work with...
High oil temperatures can wreak havoc on your high-performance FA20 DIT. Protect your investment with the Mishimoto direct-fit...
High oil temperatures can wreak havoc on your high-performance FA20 DIT. Protect your investment with the Mishimoto direct-fit...
High oil temperatures can wreak havoc on your high-performance FA20 DIT. Protect your investment with the Mishimoto direct-fit...
High oil temperatures can wreak havoc on your high-performance FA20 DIT. Protect your investment with the Mishimoto direct-fit...
-30%
Invidia N1 Titanium Catback Exhaust System for 2015+ WRX/STI
If you are looking to save weight, improve the performance, as well as the exhaust note all in...
304 stainless steel construction 80mm piping Single exit design with a 115mm tip Lightweight Improves throttle response Produces...
Specially designed for your Evo X, this kit features V-mounted dual oil coolers mounted behind the passenger side...
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