Holley EFI HP ECU & Harness LS1/LS6 NTK 739009 This small 2 pass fluid

This small 2 pass fluid copper/aluminum cooler features -6AN fittings

1900 / 7000 RPM

Instrumentation Port

80 blocks with a left side dipstick

Holley EFI HP ECU & Harness LS1/LS6 NTK 739009 This small 2 pass fluidGM LS1 LS6 (24x crank sensor) with Jetronic Minitimer (Bosch type) connectors on injector harness (fits Holley 522 xxx injectors), Includes NTK Oxygen Sensor 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