Cleib is a Japanese aerodynamics brand producing aggressive, track-inspired body and aero parts for JDM performance cars. Its range centres on front lips, side skirts, rear diffusers and wide-body styling designed to improve stance and downforce, and it is carried internationally by specialist tuners. Fitment and finish are tailored to popular Japanese sports platforms. Black Hawk Japan stocks the Cleib aerodynamics range, sourced direct from Japan.