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Jolt Systems
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  • EFI Systems
      EFI Systems
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    • Holley EFI
    • Haltech Elite
    • AEM Infinity
    • GM Factory ECU
      • Gen III 24x
      • Gen IV 58x
    • MegaSquirt
    • Ignition & Add-On Harnesses
    • High Power IGN-1A Smart Coil Harness Kit for v8 Engines - Valve Cover Mount
      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
      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
      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
      High Power IGN-1A Smart Coil Harness Kit for v8 Engines - Remote Mount Long Leads
      From $194.95
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  • Accessories & Components
      Accessories & Components
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    • ECU's & Controllers
    • Sensors & Inputs
    • Ignition & Outputs
    • Loggers, Displays & Gauges
    • Injector Driver Module
      Injector Driver Module
      From $433.95
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      TCA-8 Eight Channel Thermocouple Amplifier EGT
      TCA-8 Eight Channel Thermocouple Amplifier EGT
      Regular price $451
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      Universal EFI Interface Module
      Universal EFI Interface Module
      Regular price $480.95
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      Spark Plug Wire Sync Kit
      Spark Plug Wire Sync Kit
      Regular price $110.95
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  • Switch Panels
      Switch Panels
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    • Roll Bar Mount
    • Dash Mount
    • Vehicle Specific
    • Roll Bar Mount Switch Box - 8 Rocker, Pre-Wired
      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
      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
      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
      Roll Bar Mount Switch Box - 6 Rocker & E-Stop, Pre-Wired
      Regular price $561.95
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  • Wiring Kits
      Wiring Kits
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    • Fuse & Relay Systems
    • Tools & DIY
    • Bosch Intercooler Pump Relay Harness
      Bosch Intercooler Pump Relay Harness
      Regular price $69.95
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      Roll Bar Mount Switch Box - 8 Rocker, Pre-Wired
      Roll Bar Mount Switch Box - 8 Rocker, Pre-Wired
      From $603.95
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      VariMax ZL1 Intercooler Pump Relay Harness
      VariMax ZL1 Intercooler Pump Relay Harness
      Regular price $74.95
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      Roll Bar Mount Switch Box - 11 Button, Pre-Wired
      Roll Bar Mount Switch Box - 11 Button, Pre-Wired
      Regular price $708.95
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  • More
    • Nitrous Systems
    • Traction Control
    • Aparel & Merch
    • Installation Services
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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!

Fuse & Relay Systems

Stage II Bracket Car Relay Center - 14 Circuit / 8 Relay
Stage II Bracket Car Relay Center - 14 Circuit / 8 Relay
Regular price $341.95
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Stage IV HD Load Center - 21 Fuse 14 Relay
Stage IV HD Load Center - 21 Fuse 14 Relay
Regular price $524.95
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Skirted 40A Mini ISO Relay, SPDT
Skirted 40A Mini ISO Relay, SPDT
Regular price $7.95
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Heavy Duty Power Relay w/ Diode, SPST
Heavy Duty Power Relay w/ Diode, SPST
Regular price $42.95
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High Current Solid State Driver
High Current Solid State Driver
Regular price $75.06
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Stage I HD Load Center - 7 Fuse 6 Relay
Stage I HD Load Center - 7 Fuse 6 Relay
Regular price $299.95
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Replacement Micro Relay w/ Diode, SPDT
Replacement Micro Relay w/ Diode, SPDT
Sold Out
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Replacement Micro Relay w/ Diode, SPST
Replacement Micro Relay w/ Diode, SPST
Sold Out
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Replacement Ultra Micro Relay w/ Diode
Replacement Ultra Micro Relay w/ Diode
Sold Out
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Jolt Systems, LLC

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