Recent DIY oil change... PA or AL... What the heck does this mean? - Page 2 - BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i /
![Which is the best Pollen Filter? Mahle vs Hengst vs Bosch vs Valeo vs Mann - Cabin Air Filtrer TEST - YouTube Which is the best Pollen Filter? Mahle vs Hengst vs Bosch vs Valeo vs Mann - Cabin Air Filtrer TEST - YouTube](https://i.ytimg.com/vi/cwaK4ilTos8/maxresdefault.jpg)
Which is the best Pollen Filter? Mahle vs Hengst vs Bosch vs Valeo vs Mann - Cabin Air Filtrer TEST - YouTube
![Air Filter Comparison. Save yourself the money and buy a MANN or MAHLE air filter, since MB gets it from them and charges a lot more. (MB on the left, both are Air Filter Comparison. Save yourself the money and buy a MANN or MAHLE air filter, since MB gets it from them and charges a lot more. (MB on the left, both are](https://i.redd.it/o55wpqhphdn01.jpg)
Air Filter Comparison. Save yourself the money and buy a MANN or MAHLE air filter, since MB gets it from them and charges a lot more. (MB on the left, both are
![BMW PSA: Dont use these cheap filters on your cars. They cause a bunch of problems and the o-rings leak oil all over the front of your engine. Use Mann Filter. (They BMW PSA: Dont use these cheap filters on your cars. They cause a bunch of problems and the o-rings leak oil all over the front of your engine. Use Mann Filter. (They](https://preview.redd.it/7xb8qmmk5dj41.jpg?width=640&crop=smart&auto=webp&s=47bc5843e404d095a46d49ab6fa58a89f93d868a)