The Ignition Coil 0221504471 by Bosch is a vital component for the ignition system of BMW vehicles. This high-quality ignition coil is designed to provide reliable and efficient performance, with a rated voltage of 14V. It comes with various reference OE/OEM numbers such as 12137559842, 12137571644, 12137582627, and 12137594935, ensuring compatibility with specific BMW models. With a unit quantity of 1, this ignition coil is a crucial part of the vehicle's ignition system, ensuring proper functioning of the engine.