The BC Racing BR Series Coilover Kit (F13) - I-27BR is a suspension upgrade kit designed for the F13 chassis. It features adjustable dampening and ride height to improve handling and performance. The kit includes front and rear coilovers with adjustable camber plates, allowing for fine-tuning of the suspension. The BC Racing BR Series Coilover Kit is a popular choice for enthusiasts looking to improve the handling and overall driving experience of their F13 vehicle.