Differential Oil Cooler Kit is released now. High performance vehicles differential oil temperature tends to be very high under severe conditions such as circuit driving. High differential oil...

Keep your engine and turbos running cool with the HKS Oil Cooler Kit. Includes everything you need for a complete bolt on installation.Applications1993-1998 TOYOTA SUPRA L6 3.0 T 2JZ-GTE JZA80 Chassis

Universal sport type catalytic converter that can be used various level of tuning cars. It is well balanced for high horsepower and high cleaning performance. It is well balanced for high horsepower...

Keep your engine and turbos running cool with the HKS Oil Cooler Kit. Includes everything you need for a complete bolt on installation.Application:2003-2007 NISSAN 350Z VQ35DE Z33 Chassis, Coupe,...

HKS valve springs are stiffer springs specifically designed for use with HKS camshafts. As valve train dynamics change with the use of high performance cam profiles and greater lift, stiffer valve...

HKS has developed a new Transmission Gear Kit with Clutch for ultimate power support for R35 GT-R. We have tested over and over in severe environment with HKS GT1000 spec with slick tires at circuit...