Ford F150 Ecoboost Application VTA BOV vents to atmosphere to make the signature turbo blow-off sound. it replaces the weak factory valve internals to ensure strength and reliability, especially in high boost applications; Each valve in the VTA range is designed specifically for the applications we list them for, ensuring the best fit and performance. Most of the VTA range are designed for use on cars with solenoid type factory diverter valves, and in those cases the VTA kit will retain the solenoid and ECU control. The BOV provides Performance and Sound ensuring rapid boost recovery on gearshift and optimum throttle response, as well as superior boost holding. Ford F150