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      02-21-2026, 06:39 PM   #16
PerformanceEngSolutions
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Drives: 2008 135i M Sport
Join Date: Oct 2024
Location: Massachusetts

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Quote:
Originally Posted by grywng View Post
Let's just say I could grab a cup of coffee before it finishes cranking. Before tuning MHD Stage 1 it was maybe 3-4 sec now it's closer to 5-7.

Any recommended DIY instructions/video you have on hand for removing HPFP to ship over?
Haha gotcha, that makes sense and it means that the pump is low on oil, likely near empty.

A lot of good videos on YouTube for HPFP replacement. You could try bimmer barns video:




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