Why BMW and European Engines Need More Frequent Oil Changes

The factory oil change interval on your BMW or Mercedes sounds reassuring — until you understand what’s actually happening inside the engine when oil stays too long. Our technicians explain what they see, what breaks, and why we recommend something different.

RhineWest Joins Premier1 Auto Care: What It Means for You

In May 2025, RhineWest was acquired by Premier1 Auto Care, one of San Antonio’s most respected multi-location auto care groups. For customers who have trusted RhineWest with their BMWs, Mercedes, Audis, and Porsches — some for decades — we know the first question is: what’s going to change? The short answer is: less than you might think, and what does change is in your favor.