BMW E30 Plug and Play Engine Swap Wiring Harness E46 M3 S54

Kassel Performance’s plug and play engine swap harness has been designed for a straightforward wiring solution for all E30 S54 swaps. We use all NEW OEM BMW terminals and connectors unlike other competitors. Harness is made to your specific swap setup. No guessing or misinformation from online sources, we guarantee perfection!

This harness works best when coupled with Kassel Performance’s engine swap DME options!

Please allow up to 14 days for production of each harness.