Holley EFI LSU4 Bosch WideBand Sensor RA002003 Reduces turbulence and smooths air

Reduces turbulence and smooths air entry into the venturi

4 in Center Inlet

1975-1978 GMC K15

1992-2001 GMC Jimmy CID 283 GAS RWD

Welded tanks will not rust or corrode and are pressure tested to military specifications up to 300 PSI

Holley EFI LSU4 Bosch WideBand Sensor RA002003 Reduces turbulence and smooths airLSU4 Bosch Wideband Holley is quickly becoming The New Standard In EFI! Holley's HP ECU is standard equipment on the 2013 2014 Chevrolet COPO Camaro and Holley's EFI throttle body powers every NASCAR Cup Series team. Top racers are making the switch to Holley EFI every day. Racers like Tom Bailey who set three new records and took the overall event win on the 2013 Hot Rod Magazine Drag Week and John Scali who used it to win the 2013 JEGS All Star