Our STi kit has been re-released and upgrade from its original version! Turbo bracket has been reinforced, our oil catch can relocated, and flex joints put in to prevent cracks! Precision turbochargers are now also available! This is a 100% complete kit, and includes all hardware needed for installation. We are now selling this kit as a tuner kit with no Turbocharger, we offer many different turbo options with this kit... All of our turbocharging compliment the best in performance turbocharging today! Turbonetics Precision, and Garrett Turbochargers, the pioneer in performance turbocharging! With the knowledge and experience of one some of the best names in turbocharging, Treadstone products parallels with quality and reliability, giving you the best products combination in performance turbocharging. With a no hassle one year warranty that cant be beat! We are passionate about Subaru performance, and we stopped at nothing to make this one of the best kits available to the enthusiast. With many different turbo options, from standard bearing, to ceramic ball bearing, to the GTK turbocharger, performance options are endless whether your tuning for street, track or strip. We can custom build a turbocharger to your specs, with turbine wheel size, turbine AR, compressor AR and compressor trim. Boost pressure is regulated by a Tial 44mm V band wastegate, combined with our double slip fit dump tube, installation is quite simple, compared to other kits on the market kits. Our stainless is made in the USA and hand welded to perfection, utilizing top notch quality parts throughout! Read more about our awesome product here