Wiring Harnesses
Choose wiring harnesses for the specific component, control system and application. Check connector types, wire lengths and electrical requirements, and confirm whether relays, switches or adapters are included.
Related categories: Wiring Components · Wiring Connectors · Ignitions and Electrical
-
![FAST Wiring Harness FAST 4-Cyl Wiring Harnesses FAST]()
![FAST Wiring Harness FAST 4-Cyl Wiring Harnesses FAST]()
Vendor:FASTFAST Wiring Harness FAST 4-Cyl- Regular price
- £123.67
- Regular price
-
- Sale price
- £123.67
- Unit price
- per
Wiring Harness, Fast 4-Cyl Fue L InjectorCatalogUser 1 -
![FAST Wiring Harness W/Relay FAST Wiring Harnesses FAST]()
![FAST Wiring Harness W/Relay FAST Wiring Harnesses FAST]()
Vendor:FASTFAST Wiring Harness W/Relay FAST- Regular price
- £643.85
- Regular price
-
- Sale price
- £643.85
- Unit price
- per
This main harness is used with Classic Systems on 4 cylinder applicationsCatalogUser 1 -
![FAST Wiring Harness FAST Universal Wiring Harnesses FAST]()
![FAST Wiring Harness FAST Universal Wiring Harnesses FAST]()
Vendor:FASTFAST Wiring Harness FAST Universal- Regular price
- £507.73
- Regular price
-
- Sale price
- £507.73
- Unit price
- per
This harness provides a universal connection to sensors etc for our Classic SystemCatalogUser 1 -
![FAST Wiring Harness FAST Fuel Inje Wiring Harnesses FAST]()
![FAST Wiring Harness FAST Fuel Inje Wiring Harnesses FAST]()
Vendor:FASTFAST Wiring Harness FAST Fuel Inje- Regular price
- £147.33
- Regular price
-
- Sale price
- £147.33
- Unit price
- per
FAST part number 307013, Wiring Harness, Fast Fuel InjectorCatalogUser 1 -
![FAST Wiring Harness W/Relay FAST Wiring Harnesses FAST]()
![FAST Wiring Harness W/Relay FAST Wiring Harnesses FAST]()
Vendor:FASTFAST Wiring Harness W/Relay FAST- Regular price
- £439.79
- Regular price
-
- Sale price
- £439.79
- Unit price
- per
FAST part number 307012, Wiring Harness W/Relay, Fast M AinCatalogUser 1 -
![FAST Distributor Module Replace for Olds Wiring Harnesses FAST]()
![FAST Distributor Module Replace for Olds Wiring Harnesses FAST]()
Vendor:FASTFAST Distributor Module Replace for Olds- Regular price
- £110.05
- Regular price
-
- Sale price
- £110.05
- Unit price
- per
FAST Dual-Sync Distributors are an easy, drop-in, plug-and-play solution for fully sequential high performance V8 EFI engine applications. Featuring reluctors and pick-ups that have been properly a... -
![FAST Cig. Plug-In Adapter For EZ-E Wiring Harnesses FAST]()
![FAST Cig. Plug-In Adapter For EZ-E Wiring Harnesses FAST]()
Vendor:FASTFAST Cig. Plug-In Adapter For EZ-E- Regular price
- £29.99
- Regular price
-
- Sale price
- £29.99
- Unit price
- per
This adapter provides easy power to the EZ-EFI 1.0 Hand-HeldCatalogUser 1This Part Fits: Year Make Model Submodel 1980-1985,1987-1991 Avanti II Base 1985 Avanti II GT 1992-1995 Bentley Conti... -
![FAST Wiring Harness XIM For LS1 Wiring Harnesses FAST]()
![FAST Wiring Harness XIM For LS1 Wiring Harnesses FAST]()
Vendor:FASTFAST Wiring Harness XIM For LS1- Regular price
- £375.70
- Regular price
-
- Sale price
- £375.70
- Unit price
- per
The XIM Ignition Controller allows you to easily control all aspects of the ignition system when used with a FAST EZ-EFI 2.0, XFI 2.0 or XFI Sportsman. A number of different wiring kits are availab... -
![FAST FAST LS2/LS7 Crank Pickup Adapter Wiring Harnesses FAST]()
![FAST FAST LS2/LS7 Crank Pickup Adapter Wiring Harnesses FAST]()
Vendor:FASTFAST FAST LS2/LS7 Crank Pickup Adapter- Regular price
- £33.57
- Regular price
-
- Sale price
- £33.57
- Unit price
- per
This harness provides the necessary extended wires and differently terminated crank sensor connector to adapt an LS2/LS7 crankshaft position sensor to an ignition harness that was designed for LS1.... -
![FAST Harness FAST Fuel And Oil Wiring Harnesses FAST]()
![FAST Harness FAST Fuel And Oil Wiring Harnesses FAST]()
Vendor:FASTFAST Harness FAST Fuel And Oil- Regular price
- £492.22
- Regular price
-
- Sale price
- £492.22
- Unit price
- per
Use two of our 307602 sensors to monitor fuel and oil pressure and know that your XFI can protect you in case of oil or fuel pressure dips or spikes.CatalogUser 1 -
![FAST Harness FAST Fan And Fuel Pump Wiring Harnesses FAST]()
![FAST Harness FAST Fan And Fuel Pump Wiring Harnesses FAST]()
Vendor:FASTFAST Harness FAST Fan And Fuel Pump- Regular price
- £107.64
- Regular price
-
- Sale price
- £107.64
- Unit price
- per
This harness gives you the pre-built harness needed to allow the XFI to control your electric fuel pump and electric fan. Just provide the relays and fuses and let the XFI do the rest.CatalogUser 1 -
![FAST Harness FAST EGT Kit Wiring Harnesses FAST]()
![FAST Harness FAST EGT Kit Wiring Harnesses FAST]()
Vendor:FASTFAST Harness FAST EGT Kit- Regular price
- £1,507.86
- Regular price
-
- Sale price
- £1,507.86
- Unit price
- per
The XFI EGT (Exhaust Gas Temperature) Module from FAST allows XFI/XFI 2.0 owners to monitor up to 8 EGT sensors without requiring the use of the 8 spare auxiliary XFI inputs. The XFI EGT Module uti... -
![FAST Harness FAST VSS and Auxiliary Shaft Wiring Harness Wiring Harnesses FAST]()
![FAST Harness FAST VSS and Auxiliary Shaft Wiring Harness Wiring Harnesses FAST]()
Vendor:FASTFAST Harness FAST VSS and Auxiliary Shaft Wiring Harness- Regular price
- £54.08
- Regular price
-
- Sale price
- £54.08
- Unit price
- per
This harness allows you to connect a vehicle speed sensor or a driveshaft speed sensor to your XFI computer.CatalogUser 1 -
![FAST Harness FAST Analog Input Kit Wiring Harnesses FAST]()
![FAST Harness FAST Analog Input Kit Wiring Harnesses FAST]()
Vendor:FASTFAST Harness FAST Analog Input Kit- Regular price
- £60.06
- Regular price
-
- Sale price
- £60.06
- Unit price
- per
This harness allows you to add up to 8 additional inputs to your XFI ECU. This harness is designed to aC-Commodate 0 to 5 volt range sensors that read anything from oil pressure to exhaust gas temp... -
![FAST Harness FAST Power Adder Kit Wiring Harnesses FAST]()
![FAST Harness FAST Power Adder Kit Wiring Harnesses FAST]()
Vendor:FASTFAST Harness FAST Power Adder Kit- Regular price
- £49.84
- Regular price
-
- Sale price
- £49.84
- Unit price
- per
Connect multiple Nitrous solenoids and take full control over your power adders with the XFI ECU using this kit.CatalogUser 1 -
![FAST Ignition Adapter Harness FAST Wiring Harnesses FAST]()
![FAST Ignition Adapter Harness FAST Wiring Harnesses FAST]()
Vendor:FASTFAST Ignition Adapter Harness FAST- Regular price
- £168.83
- Regular price
-
- Sale price
- £168.83
- Unit price
- per
FAST's Thick Film Ignition Adapter kit contains the harness needed to adapt to a Ford TFI ignition device.CatalogUser 1 -
![FAST Ignition Adapter Harness Buick V6 Wiring Harnesses FAST]()
![FAST Ignition Adapter Harness Buick V6 Wiring Harnesses FAST]()
Vendor:FASTFAST Ignition Adapter Harness Buick V6- Regular price
- £200.37
- Regular price
-
- Sale price
- £200.37
- Unit price
- per
Use this adapter to adapt XFI 2.0 to 86 to 87 Grand National & 86 to 87 T Type Buick and 89 Pontiac TTA ignition devices.CatalogUser 1This Part Fits: Year Make Model Submodel 1982-1985 Buick... -
![FAST Ignition Adapter Harness GM LT1 Wiring Harnesses FAST]()
![FAST Ignition Adapter Harness GM LT1 Wiring Harnesses FAST]()
Vendor:FASTFAST Ignition Adapter Harness GM LT1- Regular price
- £119.83
- Regular price
-
- Sale price
- £119.83
- Unit price
- per
These adapters allow a common ECU and main harness to adapt to a wide variety of ignition strategies.CatalogUser 1This Part Fits: Year Make Model Submodel 1994-1995 Buick Roadmaster Base 1996 ... -
![FAST Ignition Adapter Harness FAST Wiring Harnesses FAST]()
![FAST Ignition Adapter Harness FAST Wiring Harnesses FAST]()
Vendor:FASTFAST Ignition Adapter Harness FAST- Regular price
- £53.48
- Regular price
-
- Sale price
- £53.48
- Unit price
- per
This HEI Ignition Adapter kit contains the harness needed to adapt the XFI 2.0 to an HEI Ignition device.CatalogUser 1 -
![FAST Ignition Adapter FAST Hall Effect Wiring Harnesses FAST]()
![FAST Ignition Adapter FAST Hall Effect Wiring Harnesses FAST]()
Vendor:FASTFAST Ignition Adapter FAST Hall Effect- Regular price
- £66.52
- Regular price
-
- Sale price
- £66.52
- Unit price
- per
FAST's Hall Effect Adapter kit contains the harness needed to adapt the XFI 2.0 to a 3-wire Hall Effect ignition device.CatalogUser 1 -
![FAST Wiring Harness F.I. 4&7 Swap Wiring Harnesses FAST]()
![FAST Wiring Harness F.I. 4&7 Swap Wiring Harnesses FAST]()
Vendor:FASTFAST Wiring Harness F.I. 4&7 Swap- Regular price
- £216.22
- Regular price
-
- Sale price
- £216.22
- Unit price
- per
FAST XFI Fuel Injector Harnesses connect the XFI ECU to the fuel injectors. These harnesses are designed to aC-Commodate most common V8 engines from the Chevrolet Small Block to GM LS Series, Ford ... -
![FAST Wiring Harness Std F/O SBC Wiring Harnesses FAST]()
![FAST Wiring Harness Std F/O SBC Wiring Harnesses FAST]()
Vendor:FASTFAST Wiring Harness Std F/O SBC- Regular price
- £194.99
- Regular price
-
- Sale price
- £194.99
- Unit price
- per
FAST XFI Fuel Injector Harnesses connect the XFI ECU to the fuel injectors. These harnesses are designed to aC-Commodate most common V8 engines from the Chevrolet Small Block to GM LS Series, Ford ... -
![FAST Wiring Harness Main LS1LS2L Wiring Harnesses FAST]()
![FAST Wiring Harness Main LS1LS2L Wiring Harnesses FAST]()
Vendor:FASTFAST Wiring Harness Main LS1LS2L- Regular price
- £527.36
- Regular price
-
- Sale price
- £527.36
- Unit price
- per
FAST offers several main harness options to aC-Commodate most customers' needs. The XFI Main Harness is responsible for connecting your XFI ECU to sensors as well as digital dashes, EGT modules, an... -
![FAST Wiring Harness FAST Main Drag Wiring Harnesses FAST]()
![FAST Wiring Harness FAST Main Drag Wiring Harnesses FAST]()
Vendor:FASTFAST Wiring Harness FAST Main Drag- Regular price
- £527.36
- Regular price
-
- Sale price
- £527.36
- Unit price
- per
FAST offers several main harness options to aC-Commodate most customers' needs. The XFI Main Harness is responsible for connecting your XFI ECU to sensors as well as digital dashes, EGT modules, an...
Showing 793 -816 of 884 items
