Blow off BOV Turbosmart TS-0223-1255 Kompact EM Plum Back- VR29 (Merc C63) - TS-0223-1255 - The Multiple Award-winning Kompact EM Series of Upgraded Blow Off Valves are the world’s first truly plug and play Upgrade solution for your factory diverter valve. Unplug and unbolt your OEM Valve, and install a Kompact EM Valve in its place. No adaptors, hoses or extra assembly are required. The Kompact EM Valve Series from Turbosmart takes the motorsport proven billet valve technology and adds an onboard proprietary solenoid system and internal pressure control channels for a simple plug & play valve with full OE integration and control. There are no reference hoses, no separate solenoids and no fiddly bits – Just bolt-on and plugin! You can count on unmatched performance and reliability as a direct replacement for your factory diverter valve. The Kompact EM Valves overcome the common faults associated with plastic factory valves through our Boost-Balance Valve Design (The more boost you have, the better it seals), Positive Seal O-Ring on the Piston’s face and Billet Construction. No matter your application, the Kompact EM Series will hold more boost and be more responsive in any environment. Available in Plumback / Recirculating: TS-0223-1255Dual Port / Vent to Atmosphere: TS-0223-1055 Features Boost-Balance Valve Technology Patented integrated pressure control True plug and play upgrade Integrated proprietary high-temperature solenoid valve Billet construction with high temperature o-rings Fitment Available in Plumback or Dual Port options USA Patent: 10,781,745AUS Patent: 2018253619 NOTE: Fitment / Suitable for the Twin Turbo M177 4.0 Mercedes C63 2015-2021