SpeedFactory Thermal Intake Manifold Gasket B18C4 GSR Accessories featuring a 33% smaller and

featuring a 33% smaller and more ergonomic design

Will not fit S15 Silvia fitted with HICAS

the EXEDY multi plate clutch is capable of handling a variety of road and motorsport applications

The maintenance is extremely easy

Two new varieties will be available from the second half of 2022: a large P

SpeedFactory Thermal Intake Manifold Gasket B18C4 GSR Accessories featuring a 33% smaller andSpeedFactory Racing Thermal Intake Manifold Gaskets are designed to be used as a direct OEM replacements for everything from street cars to full on drag racing applications. Our gaskets are reusable with no difficult and messy mating surface cleanup required. Significantly reducing the transfer of heat from the head to the intake manifold reducing intake air temps and thereby producing more power! After years of using other thermal gaskets, we were