Arrowhead BMW 12 Volt Regulator / Rectifier

You get a new replacement regulator/rectifier from Arrowhead. This part is built to meet or exceed the original manufacturer's specifications and performance standards for your BMW. It's designed to keep your electrical system running smoothly by managing the voltage output from your alternator.

This unit features a robust design using well-built components to help it last longer. It's a direct OEM replacement, meaning it uses the stock mounting location and comes with OEM-style connectors for a plug-and-play fitment, so you won't have to modify your wiring harness. Arrowhead has also improved the heat-sink and charging capabilities on this regulator/rectifier, which can help ensure consistent power delivery and extend the life of your battery and other electrical components.