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Ignition & Add-On Harnesses
High Power IGN-1A Smart Coil Harness Kit for v8 Engines - Valve Cover Mount
From $183.95
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4th Gen F Body Plug-and-Play LSX Harness for Holley EFI / Haltech
Regular price
$1,016.95
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High Power IGN-1A Smart Coil Harness Kit for Holley EFI / Ford Modular & Coyote
From $272.95
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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 $433.95
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TCA-8 Eight Channel Thermocouple Amplifier EGT
Regular price
$451
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Universal EFI Interface Module
Regular price
$480.95
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Spark Plug Wire Sync Kit
Regular price
$110.95
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Switch Panels
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Roll Bar Mount Switch Box - 8 Rocker, Pre-Wired
From $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 - 6 Rocker & E-Stop, Pre-Wired
Regular price
$561.95
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Fuse & Relay Systems
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Bosch Intercooler Pump Relay Harness
Regular price
$69.95
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Roll Bar Mount Switch Box - 8 Rocker, Pre-Wired
From $603.95
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VariMax ZL1 Intercooler Pump Relay Harness
Regular price
$74.95
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Roll Bar Mount Switch Box - 11 Button, Pre-Wired
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$708.95
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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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LS Swap Harnesses
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Standalone Harness - Gen III LS / Vortec DBC with Manual Transmission
Regular price
$643.95
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Standalone Harness - Gen III LS / Vortec DBC with 4L60/65/70E
Regular price
$709.95
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Standalone Harness - Gen IV LSA Supercharged
Regular price
$789.95
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Standalone Harness - Gen IV LS / Vortec with Auto Trans
Regular price
$749.95
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Standalone Harness - Gen III LS / Vortec DBW with Auto Transmission
Regular price
$789.95
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Standalone Harness - Gen IV LS / Vortec with Manual Trans
Regular price
$699.95
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Standalone Harness - Gen III LS / Vortec DBC with LSA Supercharger
Regular price
$724.95
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Standalone Harness - Gen III LS / Vortec DBC with 4L80E
Regular price
$709.95
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