Borg Warner EFR Turbo Series; Ford Falcon FG EcoBoost 2.0; Ford F150 3.5 EcoBoost 2011-2012; Ford Focus MK1 RS 2002-2003; Ford Focus MK2 XR5/ST/RS 2.5 5 Cylinder; Ford Focus MK3 1.5 EcoBoost; Ford Focus MK3 1.6 EcoBoost; Ford Focus MK3 ST 2.0 EcoBoost; Opel Corsa D OPC 2006-2014; Porsche 911 GT2 (997); Porsche 911 Turbo (997); Vauxhall Corsa D VXR 2006-2014; Volvo C30 T5; Volvo C70 T5; Volvo S40 T5; Volvo S60 T5; Volvo V50 T5; Volvo V70 T5. Kompact Valve from Turbsomart was developed to take the Motorsport-Proven 28mm, Positive Sealing Piston Valve Technology and adapt it to the smaller footprint of the compressor cover mounted bypass valves as found on common BorgWarner EFR and KKK Turbochargers as well as many Ford EcoBoost Engines.. Dual Port vents both to the atmosphere and back into the air intake. Ports with sequential timing allow quieter operation during normal driving, while getting all the benefits of a vent-to-atmosphere BOV under race conditions.. Dual Port vents both to the atmosphere & back into the air intake. Ports with sequential timing allow quieter operation during normal driving, while getting all the benefits of a vent-to-atmosphere BOV under race conditions.. Turbosmart 11-12 Ford F150 3.5L EcoBoost / 12-19 Ford Focus ST Kompact Dual Port BOV (Shortie). Billet Construction with High-Temperature O-rings. Kompact Dual Port Blow Off Valve (Shortie). Blow Off Valve - TS-0203-1008. Turbocharger Blow Off Valve. Blow Off Valve

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