West Coast Fiero (WCF) is your comprehensive solution for a seamless 3800 Fiero engine conversion. They provide a complete set of high-quality wiring harnesses, designed with precision to ensure perfect electrical connections. Alongside this, they supply Engine Control Units (ECUs), the brain of your engine, ensuring optimal performance and efficiency. To top it off, WCF also offers the necessary programming services, tailoring the system to work harmoniously with your specific 3800 Fiero setup. With WCF, you have everything you need for a successful engine conversion, all under one roof.