Milltek Sport 'ValveSonic' Active Valve Control Module - Audi RS4 and RS5 (B9) Braking which decreases the amount of

which decreases the amount of oil that is able to enter the intake

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while lowering the centre of gravity they will also help to reduce body roll for better handing over the standard springs and while offering fantastic ride quality and comfort

STOCK BHP:    OEM+ BHP:

Milltek Sport 'ValveSonic' Active Valve Control Module - Audi RS4 and RS5 (B9) Braking which decreases the amount ofMilltek Sport 'ValveSonic' Active Valve Control Module Audi RS4 and RS5 (B9) Introducing a brand new product line from Milltek Sport the 'ValveSonic' Active Valve Control Module. Switching solution that gives you complete control of your vehicle's active exhaust valves. This kit integrates with your vehicles canbus control system and allows manual control of the exhaust valves independently of the 'Audi Drive Select' system. Vehicle Fitment Exhausts