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Holley EFI
Haltech Elite
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Gen III 24x
Gen IV 58x
Ignition & Add-On Harnesses
Holley EFI Main Power Harness
From $69.95
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IGN-1A Smart Coil Harness Kit for v8 Engines - Valve Cover Mount
From $219.95
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Secondary Wideband O2 Harness - Holley Dominator J2A
From $77.95
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4th Gen F Body Plug-and-Play LSX Harness for Holley EFI
Regular price
$1,204.95
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Accessories & Components
Accessories & Components
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ECU's & Controllers
Sensors & Inputs
Ignition & Outputs
Loggers, Displays & Gauges
TCA-8 Eight Channel Thermocouple Amplifier EGT
Regular price
$595
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HPI8 High Power Igniter - 15A Eight Channel
From $425
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Switch Panels
Switch Panels
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Roll Bar Mount
Dash Mount
Vehicle Specific
Roll Bar Mount Switch Box - 11 Button, Pre-Wired
Regular price
$708.95
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Roll Bar Mount Switch Box - 8 Rocker, Pre-Wired
Regular price
$614.95
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Roll Bar Mount Switch Box - 6 Rocker & E-Stop, Pre-Wired
Regular price
$569.95
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Roll Bar Mount Switch Box - 9 Button, Pre-Wired
Regular price
$640.95
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Wiring Kits
Wiring Kits
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Fuse & Relay Systems
Tools & DIY
Connector Kits
Bosch Intercooler Pump Relay Harness
Regular price
$77.95
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VariMax ZL1 Intercooler Pump Relay Harness
Regular price
$82.95
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Basic HD Relay Center for Standalone Engine Management Systems
Regular price
$259.95
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Power Tap Harness for Holley EFI
From $14.95
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LSX Throttle Body - 90mm Gold Blade LS3 Style
Sold Out
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MAP Sensor - LS3 Bosch (1BAR)
Regular price
$38.95
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MAP Sensor Adapter - LS1 Delphi to LS3 Bosch
From $28.95
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MAP Sensor Adapter - LS1 Delphi to Transducer
From $22.95
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MRBF / ZCASE Fuse - 30A
Sold Out
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Multec / Delphi Injector Harness for GM LS
Regular price
$139.95
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Multec Injector Harness for Holley EFI (Early GM Truck)
Regular price
$138.95
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Nexus R3 Tube Mount Kit
Regular price
$130
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Nexus R3 VCU
Regular price
$2,399
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Nexus R5 VCU
Regular price
$4,415
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Nexus R5 VCU + Plug and Pin Set
Sold Out
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Nexus R5 VCU + Universal Wire-In Harness Kit
Sold Out
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NEXUS Rebel LS for Gen III 24x
Regular price
$1,495
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PCM Mount Set
From $29.95
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Pierburg CWA100 / CWA150 Intercooler Pump Relay Harness
Regular price
$82.95
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Plug-and-Play Driver Module Harness Kit for 16 Staged Injectors
From $299.95
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Plug-and-Play Driver Module Harness Kit for 8 Injectors
From $329.95
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Plug-and-Play Harness Kit for 16 Staged Injectors - Holley Dominator
From $174.95
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Power Tap Harness for Holley EFI
From $14.95
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Pressure Sensor Extension Harness
From $22.95
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