“Billet Oil Filler Cap” for engine compartment dress-up in a simple way. This HKS Billet Oil Filler Cap is made of aluminum alloy (Duralumin) with red Alumite treatment. It accentuates the shows of...

HKS Transmission Oil Pan for the GR6 NISSAN GT-R R35, utilizes high strength Aluminum casting “honey comb” design, which can improve the rigidity of the transmission case. The load to the internal...

When increasing the amount of boost on your vehicle, don’t forget about the oil pressure. The HKS Oil Pump Upgrade will increase output by nearly 50%. 600RPM – Stock 3.7 L/min – HKS +5 L/min 2000RPM...

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...

HKS Adjustable Cam Gears allow fine tuning of the camshaft timing to maximize engine performance and tailor power characteristics for various driving conditions. Either with OEM or HKS Camshafts,...

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...