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Holley EFI
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Ignition & Add-On Harnesses
High Power IGN-1A Smart Coil Harness Kit for v8 Engines - Valve Cover Mount
From $249.95
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4th Gen F Body Plug-and-Play LSX Harness for Holley EFI / Haltech
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High Power IGN-1A Smart Coil Harness Kit for Holley EFI / Ford Modular & Coyote
From $259.95
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Holley EFI CAN Bus Splitter
From $36.95
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Accessories & Components
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Injector Driver Module
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TCA-8 Eight Channel Thermocouple Amplifier EGT
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$451
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Universal EFI Interface Module
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$426.95
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Spark Plug Wire Sync Kit
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$110.95
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Roll Bar Mount Switch Box - 8 Rocker, Pre-Wired
From $574.95
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Roll Bar Mount Switch Box - 11 Button, Pre-Wired
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$674.95
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Roll Bar Mount Switch Box - 9 Button, Pre-Wired
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$609.95
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Roll Bar Mount Switch Box - 6 Rocker & E-Stop, Pre-Wired
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$534.95
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Fuse & Relay Systems
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Roll Bar Mount Switch Box - 8 Rocker, Pre-Wired
From $574.95
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Stage III HD Load Center - 14 Fuse 12 Relay
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$419.95
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Bosch Intercooler Pump Relay Harness
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$49.95
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Roll Bar Mount Switch Box - 11 Button, Pre-Wired
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$674.95
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PLEASE NOTE: Several of our products are built to order. Please contact before ordering if you have specific timeline needs with your build. Thank you!
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Bosch 210 Denso Injector Harness for Holley EFI
Regular price
$148.95
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High Power IGN-1A Smart Coil Harness Kit for v8 Engines - Valve Cover Mount
From $249.95
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Holley EFI CAN Bus Splitter
From $36.95
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High Power IGN-1A Smart Coil Harness Kit for Holley EFI / Ford Modular & Coyote
From $259.95
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Nexus R5 VCU
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High Power IGN-1A Smart Coil Harness Kit for v8 Engines - Remote Mount Long Leads
From $184.95
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High Power IGN-1A Smart Coil Harness Kit for v8 Engines - Remote Mount Short Leads
From $184.95
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