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Custom Wiring Harness

These companies offer custom wiring harnesses. Please contact us to submit a product or kit.

Use at your own risk. These are wiring harnesses we have come across while researching for articles. We have not been paid to post or make any claims to their quality.

Custom Engine Wiring Harnesses

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CompanyWiring OfferedPhoneCityState/CountyCountryPostal Code
Fast Forward Automotive1.9 L TDI ALH778-764 0139QuesnelBritish ColumbiaCanadaV2J 6Z3
Ilanboyz WiringRB26, 1JZ, 2JZ, Haltech754-209-3610FloridaUSA
Dirty South EngineeringLS1, LS2, LS6, LS3, L98, L76, L77, LSA (03) 5902 8472MorningtonVictoriaAustralia
JT PerformanceRB25, RB26, 1JZ, 2JZ, SR20+64 21 775 912East TāmakiAucklandNew Zealand2013
Tweak'd Performancecustom wiring harnesses for GM LSx, LS1, LS2, Toyota 1JZ, 2JZ, 1UZ, every variation of VVTi and non-VVTi, dual ECU, CAN BUS solutions800-533-6775SummervilleSouth CarolinaUSA29483
Tuck TechSpecializes in Honda harnesses but also other manufacturersFairfield