Quote:
Originally Posted by kern417
This is common across all platforms. I've seen people talking about compressor surge back to 2014 on volkswagen forums. It's the nature of the kit. If you're not letting all the air out, it'll be pushed backwards in the system. Most cars can compensate for it though.
I only upgraded on my volkswagen because the rubber diaphragm on the OEM valve was known to tear and fail. They later released an updated valve with no rubber. I haven't heard any issues with the BMW DVs though so I figure why bother.
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MHD recommends using stock DV with their tunes and stock turbo.