Its for larger turbos since the OEM "BOV function" doesn't vent enough air to prevent surge in some cases. This BOV does. Single turbo S55 also needs it
I installed one on my car.
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Quote:
Torque is a measure of an engine's ability to do work; Power is the rate at which work is done
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Last edited by chetrickerman; 12-30-2020 at 08:20 PM..
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