OS Giken Nissan Skyline R32 R33 RB25DET RB26DETT close ratio gear set MITSUBISHI LANCER EVOLUTION X CZ4A Alfa Romeo 2000cc (Hydraulic Type)

Alfa Romeo 2000cc (Hydraulic Type)

E39 M5 and E46 M3

Honda Integra Type R (DC2) - Hydraulic Clutch

The TS2CD was designed with high power Turbocharged engines in mind

OS Giken Nissan Skyline R32 R33 RB25DET RB26DETT close ratio gear set MITSUBISHI LANCER EVOLUTION X CZ4A Alfa Romeo 2000cc (Hydraulic Type)OS Giken Close Ratio Gear Kits are meticulously engineered to enhance both the reliability of your drive train. With a keen focus on optimizing your engine's potential, OS Giken gear ratios are precisely calculated for each specific vehicle application. The result is a noticeable improvement in performance. Every OS gear component is meticulously designed and forged using high quality materials to ensure exceptional strength and durability. Our