Filters
Holley EFI 558-112
Main Engine Harness for 58x LS w/ TBI; Used with 58x/4x Gen 4 LS with Terminator Throttle Body Fuel Injection
Holley EFI 300-122-120K
LS1 (Cath) Hi-Ram Natural Kit with 92mm TB and 120lb injectors; LS1 (Cathedral Port) Hi-Ram Natural Kit with 92mm Sniper Throttle Body and 120lb USCAR (EV6) high impedence injectors
Holley EFI 558-113
Ford Modular 2V and 4V Main Harness for use with Holley Smart Coils; Main Harness for 1999-2004 2 & 4 Valve Ford Modular (4.6 & 5.4L) Engines for use with Holley Smart Coils
Holley EFI 300-620BK-100K
LS1 (Cath) Lo-Ram Black Kit with 102mm TB and 100lb injectors; LS1 (Cathedral Port) Lo-Ram Black Kit with 102mm Sniper Throttle Body and 100lb USCAR (EV6) high impedence injectors
Holley EFI 534-213
Connector Kit for Holley EFI Stealth Ram Power Pack Kits; For Stealth Ram MPI
Holley EFI 300-621-120K
LS1 (Cath) Ultra Lo-Ram Natural Kit with 102mm TB and 120lb injectors; LS1 (Cathedral Port) Ultra Lo-Ram Natural Kit with 102mm Sniper Throttle Body and 120lb USCAR (EV6) high impedence injectors
Holley EFI 558-115
Gen III Hemi Main Harness Early w/ TPS and Idle Air Control Connections; Gen III HEMI Main Harness w Throttle Position Sensor & Idle Air Control, For use with Cable Throttle Body.
Holley EFI 300-718BK-42K
Gen V LT Lo-Ram Black Kit with 102mm TB and 42lb injectors; Gen V LT Lo-Ram Black Kit with 102mm Sniper Throttle Body and 42lb USCAR (EV6) high impedence injectors
Holley EFI 558-116
Gen III HEMI Main Harness Late w/ TPS and Idle Air Control Connections; Gen III HEMI Main Harness w/Throttle Position Sensor & Idle Air Control, For Late Crank & Cam Sensors, for HP EFI & Dominator EFI, For use with Cable Throttle Body.
Holley EFI 550-650
Dominator EFI Kit - LS1 Main Harness with EV1 Injector Harness; Fits GM LS 24x Crank, 1x Cam - LS1/LS6 style Engines with EV1 Injectors
Holley EFI 300-718-100K
Gen V LT Lo-Ram Natural Kit with 102mm TB and 100lb injectors; Gen V LT Lo-Ram Natural Kit with 102mm Sniper Throttle Body and 100lb USCAR (EV6) high impedence injectors
Holley EFI 558-117
Universal MPFI Coil On Plug Main Harness; UNIVERSAL MPFI W/ COP MAIN HARNESS