F.A.S.T. Single Sensor Air/Fuel Meter Kit - Wireless - Smartphone Compatible 421998 This exhaust gasket features 1

This exhaust gasket features 1

Installation Notes: Port flanges have machined grooves to accept stock port seals

COMP Cams Bronze Distributor Gears are the first requirement when installing a steel roller cam

BD Diesel Performance is unique among its peers

This cover uses the highest quality ABS material producing a super-light cover with above par strength

F.A.S.T. Single Sensor Air/Fuel Meter Kit - Wireless - Smartphone Compatible 421998 This exhaust gasket features 1FAST's Wireless, dual sensor technology measures your engines air fuel ratio with precision accuracy, all from the convenience of your smart phone! FAST has revolutionized the tuning industry with the most advanced, App based, wireless, air fuel meter. The FAST Wireless Air Fuel Meter uses an underhood mounted Bluetooth module, connected to oxygen sensors in both of your engines exhaust outlets, giving you the full story on the state of your engines