Breathe new life into your classic BMW E36 and E34 models.
Our twin-pack high-performance knock sensor kit is the perfect solution for replacing the OEM part number 0261231195 (KS181). Meticulously engineered for BMW 325i, 525i, and high-performance M3 models from 1992 to 1995, it guarantees seamless integration with your vehicle's engine management system.
Engine knock is a silent threat to performance and longevity. Acting as the engine's "stethoscope," this sensor continuously and accurately monitors abnormal combustion (knock) within the cylinders. It relays signals to the ECU to adjust ignition timing, effectively preventing engine damage, optimizing power output, and potentially improving fuel economy.
The kit includes two sensors, allowing you to complete the replacement in one go without worrying about imminent future failure. Featuring connectors and wiring harness lengths identical to OEM specifications, installation is a straightforward swap with no modifications required, saving you significant time and repair costs. Whether you're addressing a lit check engine light, eliminating troubling engine noises, or restoring lost vehicle power, it's a reliable choice.
Choosing a high-quality replacement part is a long-term investment in your classic ride. Upgrade now and enjoy a smoother, more powerful, and more confident driving experience.