BOV Kompact EM PlumBack- VR15 (Abarth, Alfa, Fiat, Lancia) Falcon the more cylinder pressure is

the more cylinder pressure is created the harder it is for your coil and spark plug to ignite the fuel and air mixture in your cylinder to make power

1:1 Class Leading Ratio and Response

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The Multiple Award-winning Kompact EM Series of Upgraded Diverter Valves are the world's first genuinely plug-and-play Upgrade solution for your factory diverter valve

BOV Kompact EM PlumBack- VR15 (Abarth, Alfa, Fiat, Lancia) Falcon the more cylinder pressure isThe Multiple Award winning Kompact EM Series of Upgraded Diverter Valves are the world's first genuine plug and play Upgrade solution for your factory diverter valve. Unplug and unbolt your OEM Valve, and install a Kompact EM Valve. 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