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Throttle Body EFI Systems

Throttle body EFI systems that bolt on in place of a carburetor: Holley Sniper and Terminator X Stealth, FiTech Go EFI, MSD Atomic, FAST EZ-EFI, Aces Killshot and more. Narrow them down by throttle body type (4150, 4500, 2x4, 2-barrel, Quadrajet), what the kit includes and horsepower.

$1,299.95
HLY550-849.jpg
  • HLY550-849.jpg
Part # 550-849
Holley

Sniper 2300 EFI Kit Shiny Finish - 550-849

$1,299.95
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$1,349.95
HLY550-850.jpg
  • HLY550-850.jpg
Part # 550-850
Holley

Sniper 2300 EFI Kit Black Finish - 550-850

$1,349.95
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$1,349.95
HLY550-511-BXX.jpg
  • HLY550-511-BXX.jpg
Part # 550-511-BXX
Holley

Sniper 2 EFI Base Kit w/o PDM Black - 550-511-BXX

$1,349.95
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$1,449.95
HLY550-510-3XX.jpg
  • HLY550-510-3XX.jpg
Part # 550-510-3XX
Holley

Sniper 2 EFI Kit Polished - 550-510-3XX

$1,449.95
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$1,449.95
HLY550-511-3XX.jpg
  • HLY550-511-3XX.jpg
Part # 550-511-3XX
Holley

Sniper 2 EFI Kit Black - 550-511-3XX

$1,449.95
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$1,599.95
HLY550-510-3PX.jpg
  • HLY550-510-3PX.jpg
Part # 550-510-3PX
Holley

Sniper 2 EFI Kit Polished w/PDM - 550-510-3PX

$1,599.95
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$1,599.95
HLY550-511-3PX.jpg
  • HLY550-511-3PX.jpg
Part # 550-511-3PX
Holley

Sniper 2 EFI Kit Black w/PDM - 550-511-3PX

$1,599.95
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$1,649.95
HLY550-849K.jpg
  • HLY550-849K.jpg
Part # 550-849K
Holley

Sniper 2300 EFI Master Kit Shiny Finish - 550-849K

$1,649.95
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$1,699.95
HLY550-850K.jpg
  • HLY550-850K.jpg
Part # 550-850K
Holley

Sniper 2300 EFI Master Kit Black Finish - 550-850K

$1,699.95
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$1,899.95
HLY550-510-3XK.jpg
  • HLY550-510-3XK.jpg
Part # 550-510-3XK
Holley

Sniper 2 EFI Master Kit Polished wo/PDM - 550-510-3XK

$1,899.95
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$1,899.95
HLY550-511-3XK.jpg
  • HLY550-511-3XK.jpg
Part # 550-511-3XK
Holley

Sniper 2 EFI Master Kit Black wo/PDM - 550-511-3XK

$1,899.95
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$1,999.95
HLY550-511-3PK.jpg
  • HLY550-511-3PK.jpg
Part # 550-511-3PK
Holley

Sniper 2 EFI Master Kit Black w/PDM - 550-511-3PK

$1,999.95
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$1,999.95
HLY550-510-3PK.jpg
  • HLY550-510-3PK.jpg
Part # 550-510-3PK
Holley

Sniper 2 EFI Master Kit Polished w/PDM - 550-510-3PK

$1,999.95
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$2,099.95
HLY550-510-BPX-SBC.jpg
  • HLY550-510-BPX-SBC.jpg
Part # 550-510-BPX-SBC
Holley

Sniper 2 EFI Bundle Kit SBC Polished - 550-510-BPX-SBC

$2,099.95
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$2,099.95
HLY550-510-BPX-SBF.jpg
  • HLY550-510-BPX-SBF.jpg
Part # 550-510-BPX-SBF
Holley

Sniper 2 EFI Bundle Kit SBF Polished - 550-510-BPX-SBF

$2,099.95
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$2,099.95
HLY550-511-BPX-SBC.jpg
  • HLY550-511-BPX-SBC.jpg
Part # 550-511-BPX-SBC
Holley

Sniper 2 EFI Bundle Kit SBC BLACK - 550-511-BPX-SBC

$2,099.95
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$2,099.95
HLY550-510-3XD.jpg
  • HLY550-510-3XD.jpg
Part # 550-510-3XD
Holley

Sniper 2 EFI Master Kit Returnless Retrofit - 550-510-3XD

$2,099.95
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$2,099.95
HLY550-511-BPX-SBF.jpg
  • HLY550-511-BPX-SBF.jpg
Part # 550-511-BPX-SBF
Holley

Sniper 2 EFI Bundle Kit SBF BLACK - 550-511-BPX-SBF

$2,099.95
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$2,149.95
HLY550-510-3PX-SBC.jpg
  • HLY550-510-3PX-SBC.jpg
Part # 550-510-3PX-SBC
Holley

Sniper 2 EFI 3.5in PDM Kit w/SBC Ignition - 550-510-3PX-SBC

$2,149.95
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$2,149.95
HLY550-511-3PX-SBC.jpg
  • HLY550-511-3PX-SBC.jpg
Part # 550-511-3PX-SBC
Holley

Sniper 2 EFI Kit Black w /PDM w/SBC Ignition - 550-511-3PX-SBC

$2,149.95
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Add to wishlist