Bolt on turbo kit for the 996 Porsche Twin Turbo. Three variants of this turbo are offered, the Alpha28 Alpha3071R and Alpha3076R, all three offer huge hp potential (between 600 and 1000+ hp) but maintain daily drive-ability.  Each Alpha system comes with two turbos and a line kit for easy installation

Bolt on turbo kit for the 993 Porsche Twin Turbo. These units offer incredible low end and midrange vs comparable upgrades with the potential of 800+ hp to the wheels.  993 Alpha turbos are available in GT28 only

Bolt on turbo kit for the 2000-2002 Audi S4 capable of producing over 605hp with supporting modifications. Available with or without inlet pipes for budget minded enthusiasts

Bolt on turbo kit for the 2000-2002 Audi S4 capable of over 770hp with supporting modifications. If hunting down Enzo's, ZR1's and Zonda's is what's on your mind, this is the kit for you.