Holley EFI LS Main Harness to LS3-style MAP Sensor Adapter 1959-ford-custom-300-esi9149541 Programmer - Max Energy Spectrum

Programmer - Max Energy Spectrum - Diesel / Gas - Chevy / Ford - Each

Gauge Pod - Two 2-1/16 in Diameter Gauges - Full Pillar - Plastic - Black - T-Top - GM F-Body 1993-2002 - Each

Main Bearing - H-Series - Standard - Extra Oil Clearance - Coated - Small Block Ford - Kit

Coil-Over Eliminator - XD Series - 17

Drip Tray - 36

Holley EFI LS Main Harness to LS3-style MAP Sensor Adapter 1959-ford-custom-300-esi9149541 Programmer - Max Energy SpectrumHolley EFI LS main harnesses have a MAP sensor connecter designed for use with an LS1 2 style MAP sensor. The 558 416 is an adapter harness that can be used to adapt any LS harness that uses an LS1 2 MAP sensor connection to an LS3 MAP. Also great for use with LS Hi Ram intakes that require an LS3 MAP sensor.