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w123 om606 HX40 8mm Mynä Airfilter issue w123 om606 Super Hx40

The old AEM-dryflow doesnt do its thing anylonger, boost doesnt go above 1.7bar something, compared to old 3.4 something when new and without filter 3.7bar Testfitted a mushroom HKS Super Power Flow Mushroom filter, it behaved quite a lot better, and was back at atleast 3.2 bar of boost althout tracktion was a problem and didnt […]