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GrimmSpeed engine dress-up pieces have been extremely popular with Subaru owners over the years
Designed to complement the Active Autowerke F8X Rear Exhaust Section with an aggressive
Pads work excellent from cold and work to high track temps
NISSAN 240SX/180sx/Silvia & Nissan Skyline GT-R R32/R33/R34 & Infiniti G20 91-02
These exhaust tips offer tasteful visual upgrades matching Active Autowerke's G8X rear exhaust styling
APR Performance Carbon Fiber Rear Diffuser (AB-820519) 40120 GrimmSpeed engine dress-up pieces haveDiffusers work in conjunction with other aerodynamic components of a car to help produce downforce. Because a car displaces air as it moves forward, the air molecules in the rear of the car get disrupted causing a vacuum of low pressure air. To help channel the high speed air flow coming from underneath the car, diffusers redirects the high speed air flow to transition smoothly transition into the low pressure vacuum in the rear. This encourages a