Is the SVK Supra harness truly plug and play?

Yes. SVK harnesses are fully plug and play, designed to connect directly to the chassis with no cutting or modification of factory wiring.

Do SVK harnesses support aftermarket ECUs?

Yes. SVK harnesses are designed for standalone ECUs including Haltech, Link, MaxxECU, ECU Masters, and others.

Are OEM gauges and accessories retained?

Yes. Gauge functionality such as tachometer, coolant temperature, speedometer, and warning lights can be retained depending on configuration.

Are SVK harnesses built from new materials?

All SVK harnesses are built from scratch using new wire, OEM-style connectors, and motorsport-grade materials.

SC300 SC400 Soarer Engine Harness

Custom-built engine wiring harness designed for the Z30 Chassis, SC300, SC400 and Soarer Built in-house, one at a time, for standalone ECUs and modern engine management.

OEM-style fit and routing
Standalone ECU ready
High-quality automotive-grade wiring
Future expandability in mind

Starting at $1,199

Harness Cost Calculator

Year Original Chassis ECU / Standalone Engine Transmission Milspec Autosport Connector, Included Metal Plate for Firewall Click here to see this option Injectors Coils Wideband Sensor IACV / TPS / DBW AC Fuel Pump Setup Flexfuel Sensor Fuel Pressure / Oil Pressure - Temp Sensors Your Name Your Email Notes / Vehicle Info

Estimated Total: $1500