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Ignition & Add-On Harnesses
High Power IGN-1A Smart Coil Harness Kit for v8 Engines - Valve Cover Mount
From $194.95
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4th Gen F Body Plug-and-Play LSX Harness for Holley EFI
Regular price
$1,164.95
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Holley EFI Main Power Harness
From $61.95
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High Power IGN-1A Smart Coil Harness Kit for v8 Engines - Remote Mount Long Leads
From $194.95
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Accessories & Components
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Injector Driver Module
From $469.95
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TCA-8 Eight Channel Thermocouple Amplifier EGT
Regular price
$485
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HPI8 High Power Igniter - 15A Eight Channel
From $402
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Universal EFI Interface Module
Regular price
$480.95
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Roll Bar Mount Switch Box - 8 Rocker, Pre-Wired
Regular price
$603.95
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Roll Bar Mount Switch Box - 11 Button, Pre-Wired
Regular price
$708.95
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Roll Bar Mount Switch Box - 9 Button, Pre-Wired
Regular price
$640.95
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Roll Bar Mount Switch Box - 7 Rocker & E-Stop, Pre-Wired
Regular price
$603.95
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Bosch Intercooler Pump Relay Harness
Regular price
$74.95
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VariMax ZL1 Intercooler Pump Relay Harness
Regular price
$79.95
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Basic HD Relay Center for Engine Management Systems
Regular price
$259.95
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Roll Bar Mount Switch Box - 8 Rocker, Pre-Wired
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$603.95
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*GARAGE SALE* Dominator EFI GM Drive-By-Wire Harness
Regular price
$209.95
Sale price
$163.76
Sale
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*GARAGE SALE* Ford 2v / 4v Modular Coil Harness Holley EFI
Regular price
$179.95
Sale price
$152.96
Sale
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*GARAGE SALE* Ford 4R70 / 75W Transmission Harness for Holley EFI
Regular price
$202.95
Sale price
$162.36
Sale
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*GARAGE SALE* Ford V8 Injector Harness EV1
Sold Out
Sale
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*GARAGE SALE* GM 4L60/80E Transmission Harness for Holley EFI
Regular price
$270.95
Sale price
$216.76
Sale
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*GARAGE SALE* Holley EFI Camshaft / Crankshaft Sensor Flying Magnet
Regular price
$136.95
Sale price
$116.41
Sale
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*GARAGE SALE* Holley EFI CAN Bus Adapter
Regular price
$24.91
Sale price
$21.17
Sale
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*GARAGE SALE* Holley EFI CAN Extension Harness
Regular price
$41.57
Sale price
$35.33
Sale
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*GARAGE SALE* Holley EFI Main Power Harness
Regular price
$81.77
Sale price
$69.50
Sale
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*GARAGE SALE* Holley EFI Terminator X Auxiliary I/O Harness
Regular price
$84.42
Sale price
$40
Sale
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*GARAGE SALE* Holley Ford 2v & 4v Modular Main Harness
Regular price
$605.95
Sale price
$515.06
Sale
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*GARAGE SALE* Holley IGN-1A Ignition Sub Harness
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*GARAGE SALE* Holley LS1/6 (24x/1x) Engine Main Harness
Regular price
$532.95
Sale price
$453.01
Sale
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*GARAGE SALE* Holley LS2/3/7+ (58x/4x) Engine Main Harness
Regular price
$532.95
Sale price
$453.01
Sale
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*GARAGE SALE* Holley Universal MPFI Engine Main Harness
Regular price
$446.95
Sale price
$379.91
Sale
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*GARAGE SALE* Innovate LSU4.9 Wideband O2 Cable for LC-2
Regular price
$49.50
Sale price
$42.08
Sale
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*GARAGE SALE* T-Bolt Nitrous Bottle Bracket Set
Regular price
$20
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*GARAGE SALE* V8 Over Manifold Bosch Style Injector Harness EV1
Sold Out
Sale
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*GARAGE SALE* Yukon Gear & Axle 3.55 Ring & Pinion for Ford 8.8
Regular price
$375.89
Sale price
$300
Sale
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11-17 Coyote Drive By Wire Throttle Harness - Holley EFI
Regular price
$174.95
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