Wireworx Honda Civic EG "WireTuck-In-A-Box" - WIREWORX The "Wiretuck-In-A-Box" is the ultimate high quality front end harness. It uses our milspec silver stranded wires, brand new pins and seals and majority brand new connectors, no core needed. - Benefits of The Wireworx "Wiretuck-In-A-Box" harnesses are simply in the quality of materials used, wire design and wiring technique. Rywire : Budget D & B-series Tucked Engine Harness OBD1 Budget D & B-Series Tucked Engine harness MADE IN THE U.S.A. This harness uses Mil-Spec Teflon coated wire with a maximum heat rating of 200°C. Our D-series and B-series compatible wire-tuck engine harness is nearly identical to our Mil-spec engine harness line with the primary difference being, the single black wire color and expandable loom.