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Holley EFI
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 Sprint 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 race. But that’s not all. The world’s best hot rod builders and tuners are making the switch to Holley EFI. Builders like Dave Lane who used Holley EFI to power the 2013 Goodguys Hot Rod of the Year and tuners like Steve Morris who use it to build some of the baddest forced induction beasts on the planet. It’s the easiest, most refined, feature-rich system that money can buy. But, don’t take our word for it, see what the best are saying about Holley EFI!

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Items 1-25 of 58
Description: Engine Control Module, Dominator EFI, Universal, Each
Item #: HLY554-114
Condition: New
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Price: $3,048.00
Sale: $2,742.95
Save: 10%
Save: $305.05


Description: Engine Control Module, Dominator EFI, Wiring Harness, Ford, Each
Item #: HLY550-653
Condition: New
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Price: $3,738.00
Sale: $3,363.95
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Save: $374.05


Description: Engine Control Module, Dominator EFI, Wiring Harness, Coil On Plug Harness Included, Ford, Each
Item #: HLY550-655
Condition: New
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Price: $3,988.00
Sale: $3,588.95
Save: 10%
Save: $399.05


Description: Engine Control Module, Dominator EFI, Wiring Harness, Transmission Harness, Drive-By-Wire, LS1/LS6, GM LS-Series, Each
Item #: HLY550-657
Condition: New
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Price: $4,176.00
Sale: $3,757.95
Save: 10%
Save: $418.05


Description: Engine Control Module, Dominator EFI, Wiring Harness, LS1 / LS6, GM LS-Series, Each
Item #: HLY550-650
Condition: New
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Price: $3,738.00
Sale: $3,363.95
Save: 10%
Save: $374.05


Description: Engine Control Module, Dominator EFI, Wiring Harness, Transmission Harness, LS1/LS6, GM LS-Series, Each
Item #: HLY550-656
Condition: New
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Price: $4,113.00
Sale: $3,700.95
Save: 10%
Save: $412.05


Description: Engine Control Module, Dominator EFI, Wiring Harness, Transmission Harness, LS2, GM LS-Series, Each
Item #: HLY550-658
Condition: New
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Price: $4,113.00
Sale: $3,700.95
Save: 10%
Save: $412.05


Description: Engine Control Module, Dominator EFI, Wiring Harness, Drive-By-Wire, LS2, GM LS-Series, Each
Item #: HLY550-659
Condition: New
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Price: $4,113.00
Sale: $3,700.95
Save: 10%
Save: $412.05


Description: Engine Control Module, Dominator EFI, Wiring Harness, Transmission Harness, Drive-By-Wire, LS2, GM LS-Series, Each
Item #: HLY550-660
Condition: New
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Price: $4,176.00
Sale: $3,757.95
Save: 10%
Save: $418.05


Description: Engine Control Module, Dominator EFI, Wiring Harness, LS2 / LS3, GM LS-Series, Each
Item #: HLY550-651
Condition: New
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Price: $3,738.00
Sale: $3,363.95
Save: 10%
Save: $374.05


Description: Engine Control Module, Dominator EFI, Wiring Harness, V8, Universal, Each
Item #: HLY550-652
Condition: New
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Price: $3,738.00
Sale: $3,363.95
Save: 10%
Save: $374.05


Description: Engine Control Module, HP EFI, Wiring Harness, GM TPi / Holley Stealth Ram, Each
Item #: HLY550-601
Condition: New
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Price: $2,803.00
Sale: $2,521.95
Save: 10%
Save: $281.05


Description: Engine Control Module, HP EFI, Wiring Harness, V8 Multi Port Fuel Injection, Each
Item #: HLY550-604
Condition: New
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Price: $2,803.00
Sale: $2,521.95
Save: 10%
Save: $281.05


Description: Engine Control Module, Terminator X, 3.5 in Touchscreen, Wiring Harness, 24x Reluctor Wheel, GM LS-Series, Each
Item #: HLY550-903
Condition: New
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Price: $1,587.00
Sale: $1,427.95
Save: 10%
Save: $159.05


Description: Engine Control Module, HP EFI, Wiring Harness, Ford Multi Port Fuel Injection, Each
Item #: HLY550-606
Condition: New
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Price: $2,735.00
Sale: $2,460.95
Save: 10%
Save: $274.05


Description: Engine Control Module, Holley EFI, Wiring Harness, Input / Output Module, Universal, Kit
Item #: HLY554-165
Condition: New
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Price: $479.00
Sale: $430.95
Save: 10%
Save: $48.05


Description: Engine Control Module, HP EFI, Wiring Harness, NTK Oxygen Sensor, Ford Multi Port Fuel Injection, Each
Item #: HLY550-606N
Condition: New
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Price: $2,985.00
Sale: $2,685.95
Save: 10%
Save: $299.05


Description: Engine Control Module, HP EFI, Wiring Harness, NTK Oxygen Sensor, 24x Reluctor Wheel, LS1 / LS6, GM LS-Series, Each
Item #: HLY550-602N
Condition: New
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Price: $3,146.00
Sale: $2,830.95
Save: 10%
Save: $315.05


Description: Engine Control Module, HP EFI, Wiring Harness, NTK Oxygen Sensor, V8 Multi Port Fuel Injection, Each
Item #: HLY550-604N
Condition: New
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Price: $3,042.00
Sale: $2,736.95
Save: 10%
Save: $305.05


Description: Engine Control Module, HP EFI, Wiring Harness, 58x Reluctor Wheel, LS2 / LS3 / LS7, GM LS-Series, Each
Item #: HLY550-603
Condition: New
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Price: $2,899.00
Sale: $2,608.95
Save: 10%
Save: $290.05


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Price: $1,878.00
Sale: $1,689.95
Save: 10%
Save: $188.05


Description: Engine Control Module, HP EFI, Wiring Harness, LS2 / LS3 / LS7, GM LS-Series, Each
Item #: HLY550-607
Condition: New
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Price: $2,899.00
Sale: $2,608.95
Save: 10%
Save: $290.05


Description: Engine Control Module, HP EFI, Wiring Harness, 24x Reluctor Wheel, LS1 / LS6, GM LS-Series, Each
Item #: HLY550-602
Condition: New
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Price: $2,899.00
Sale: $2,608.95
Save: 10%
Save: $290.05


Description: Computer Module, Injector Driver, 8 Channel, Wiring Harness, Holley EFI, Each
Item #: HLY554-142
Condition: New
Limited Supply: Only 8 Left!
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Price: $593.00
Sale: $532.95
Save: 10%
Save: $60.05


Description: LCD Touch Screen, 3.5 in, Holley Hp / Dominator EFI, Kit
Item #: HLY553-108
Condition: New
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Price: $399.00
Sale: $358.95
Save: 10%
Save: $40.05


Items 1-25 of 58

More About Holley EFI

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 Sprint 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 race. But that’s not all. The world’s best hot rod builders and tuners are making the switch to Holley EFI. Builders like Dave Lane who used Holley EFI to power the 2013 Goodguys Hot Rod of the Year and tuners like Steve Morris who use it to build some of the baddest forced induction beasts on the planet. It’s the easiest, most refined, feature-rich system that money can buy. But, don’t take our word for it, see what the best are saying about Holley EFI!