Ultimate Racing Subaru WRX Upgrade Stages

Ultimate Racing's upgrade stages have been developed to deliver the best performance for your dollar. Each stage is designed to offer the power you want at an affordable price.

Ultimate Racing Subaru Recommended Upgrade Path

	Stage I Upgrade: Our Stage I Upgrade kit for the WRX is your first step into increasing the power of your Subaru. With the use of quality and test proven parts, we make the initial modifications to allow your WRX to breathe more efficiently. Engine power: Expect a 20 whp gain after Stage I modifications. Kit Details	$570.00 USD
	Stage II Upgrade: For the more demanding performance enthusiast, our Stage II Upgrade not only increases the engine’s efficiency, but it also reworks the factory ECU. By re-mapping the ECU using EcuTek’s revolutionary software, stock drivability with the adjustability of a standalone computer is realized. Kit Details	$1165.00 USD
	Stage III Upgrade: Our Stage III Upgrade takes the Subaru WRX to a whole new level by replacing the stock turbocharger with a more powerful, bolt-on piece, as well as higher-flowing injectors, and a re-tuned ECU. Kit Details	$1585.00 USD
	Stage IV Upgrade: Stage IV adds a large Garrett T3/T04E turbocharger and a supporting cast of other upgrades to turn your WRX into a boost-fed monster. Kit Details	$2415.00 USD
	Stage V Upgrade: For the ultimate in spooling technology! Stage V Upgrade keeps the concept of Stage IV in mind, while adding a Garrett GT Twin Ball-Bearing Turbocharger to the mix. Kit Details	$3500.00 USD
	Stage IV/V Starter Upgrade - Ultimate Racing 3" Stainless Steel T3/T04E Downpipe - Ultimate Racing Up-Pipe for T3/T04E and TiAL 38mm External Wastegate - Ultimate Racing Stainless Steel TiAL Wastegate Dump Pipe - Ultimate Racing 3” Cold Air Intake w/ K&N Filter - Lines, Fittings, Clamps, etc - Kit Details	$1650.00 USD
	Stage IV/V Fuel Upgrade - Ultimate Racing 785cc Fuel Injector Kit - Walbro Upgraded In-Tank Fuel Pump - EcuTek ECU Reprogramming - Kit Details	$1295.00 USD

If you are interested in specific parts, Ultimate Racing offers a full line of products for the WRX.