Chase Bays 99-06 BMW 3-Series E46 (w/M5X/S5X) Oil Cooler Kit

This is the Chase Bays oil cooler kit specifically for the 1999-2006 BMW 3-Series E46 models equipped with the M5X or S5X engines. If you push your E46 hard, especially on the track or during spirited canyon runs, keeping your oil temperatures in check is crucial for engine longevity and consistent performance. This kit helps manage those high oil temperatures, preventing potential damage and ensuring your engine runs at its best.

Chase Bays is known for making well-built components for performance BMWs, and this oil cooler kit is no exception. It includes everything you need to properly route oil from your engine to the cooler and back. The kit features high-quality braided stainless steel lines that are durable and resistant to heat and abrasion, along with AN fittings for a secure and leak-free connection. The oil cooler itself is a substantial unit designed to dissipate heat effectively. Installation involves tapping into your oil system, and while it requires some mechanical aptitude, the kit is designed to fit the E46 chassis with the specified engines, making the process straightforward for someone familiar with BMWs.

Properly managing oil temperature is a key step in protecting your engine during demanding use. This kit provides a robust solution to help keep your oil within optimal operating ranges, which can make a notable difference in how your engine performs and endures under stress. Ensure you have the necessary tools and a clean workspace for installation, and always refer to the manufacturer's instructions for the most accurate guidance.