So with HPF now out of business, what to do for a turbo E46 M3? look inside
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05-23-2013, 07:01 PM
Join Date: Nov 2005
Location: TDot West End
Car: Is Fast. ;)
not as linear as N/A but hey look, there's torque! LOL. That is a Maxpsi dyno graph from their stg 1.
A turbo s54 isn't interesting IMO without properly working vanos...It's a whole new animal with it!
Last edited by e30_kid89; 05-23-2013 at
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