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      01-16-2016, 02:17 PM   #147
TDIwyse
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Drives: 2011 335d
Join Date: Aug 2012
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Quote:
Originally Posted by AiM View Post
That is just stock housing, no isolated IWG passage. I think you are looking turbine housing inlet, not outlet...

That flap in intake is the flap that is separates small and big turbo at about 3000rpm. That is also the reason why you can't use universal exhaust housings.

There you can find pictures how R2S system operates;
HERE
Thanks.

I suppose it would be possible to form an isolation between the IWG and turbine outlet with a custom made downpipe? Kinda have a shaped section for the IWG flow such that it protrudes into the area where the IWG is located? But it looks pretty tight in there already...
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2011 335d 11.68 @ 125.71 mph 1/4 mile NHRA certified track
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