D & B-Series Budget OBD2 Tucked Engine Harness Kit EG EK

Looking for a clean, simplified wiring solution for your engine swap? Our Wire-Tuck Engine Harness is designed for a clean bay appearance, reliable performance, and an easier installation experience. Built using new high-quality connectors and automotive-grade wiring, this harness is routed to stay discreet in the engine bay, delivering the sought-after tucked-wire aesthetic without unnecessary complexity. Installation is approximately 95% plug-and-play—simply connect, route, and go. Note: Charge harness is not included and must be run separately. Requires high-impedance injectors and is not compatible with resistor boxes. What’s Included 1x Wire-Tuck Engine Harness Injector connector of your choice (select from dropdown) Sub Harness of your choice (select from dropdown) Connector Specifications Sub Harness: Select from dropdown Alternator Connector: OBD2 style Distributor: OBD2B 10-Pin style Connector Label Reference FAN – Radiator Fan Switch VSS – Vehicle Speed Sensor (Transmission) GND – Chassis Ground DIS – Distributor REV – Reverse Lights ECT – Engine Coolant Temperature Sensor VTS – VTEC Solenoid H2O – Coolant Temp Sender for Cluster ST – Starter Trigger 1–4 – Injectors O2 – Oxygen Sensor ALT – Alternator KS – Knock Sensor OIL – Low Oil Pressure Warning IAT – Intake Air Temperature Sensor TPS – Throttle Position Sensor IAC – Idle Air Control Valve MAP – Manifold Absolute Pressure Sensor EXTRA – AUX wires (can be pinned for boost-by-gear, additional sensors, etc.) Budget-Friendly Harness Option This harness was developed as a cost-effective solution for enthusiasts who want a clean, swap-ready wiring kit at a more accessible price point. It uses durable automotive wiring with a slightly lower heat rating than our premium variant, while still offering dependable performance for street and weekend track applications. If you are doing an engine swap, want that tucked engine bay look, and prefer a budget-conscious, functional harness without unnecessary extras, this kit is an excellent choice.