GFB T9351 DV+ Upgrade Diverter / Recirc Valve - Audi S1 8X BMW M4 Carbon Fibre Diffuser better mid-corner stability and a

better mid-corner stability and a more predictable rear end

or ST – each available in a variety of colours

Front and rear height adjustment via threaded spring perches for on-car ride height changes

BMW rear pad upgrade E60

BMW F22 F23 ECU upgrade

GFB T9351 DV+ Upgrade Diverter / Recirc Valve - Audi S1 8X BMW M4 Carbon Fibre Diffuser better mid-corner stability and aEuropean manufacturers are pushing their engines to the limit. Get a DV to match. GFB's DV+ diverter valve range offers a direct fit performance solution for the weak factory diverter valves used on many modern vehicles. By retaining the factory ECU control and recirculating the vented air, the DV+ is a purely performance orientated product. GFBs DV+ design solves the longevity and boost leaking issues that are common with factory diverter valves, and