German Purje Blog

Losing power, hearing a hiss or seeing boost warnings? Here is how to find a boost leak in the charge air system of your turbocharged German car, and how to choose the right replacement.

A practical guide to the replacement parts BMW 5 Series G30, G31 and G38 owners most often need, and how to check fitment before buying.

Battery light on, headlights dimming or a car that won't start? Here's how to tell whether your alternator is the culprit, how to check before you buy, and what to look for in a replacement.