BC Racing Coilovers BR Series - 07-08 G35 V36 Sedan V36, 08-13 G37 Coupe/Sedan, 2015 Q40, 14-15 Q60 Coupe RWD - V-02-BRNOTE: Coilovers are shipped from BC Racing with Signature Required. BC normally takes 3 5 business days to process shipment. The BC Racing BR Series offers the most affordable entry into coilover suspension without sacrificing performance, comfort, build quality, vehicle height, or handling. This is done by extensively testing each vehicle then refining the coilover characteristics as many times as needed to ensure the most well balanced and