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We understand that you spend hard sweaty hours working on your build. And we believe that you and your ride deserve the best! We know you loved our...

The Circuit Hero Type-D shift knob is made of lightweight aluminum. Offered in anodized satin silver or black.SPECS:22mm bottom opening for cars wi...

The Circuit Hero Type-C shift knob is made of hard Polypenco polymer, preventing from getting hot on summer days and cold on winter mornings. Thin ...

The Original Circuit Hero extended shift lever provides an additional 90mm upwards shifter extension (120mm overall once mounted to OEM shifter), p...

Circuit Hero high pressure radiator cap uses a 1.3 Kgf/cm² spring to increase your coolant/antifreeze boiling point and protect your engine. An add...