Hyperboost Frequently Asked Questions

Photo of a Hyperboost Diverter Valve - click to enlargeThe diverter valve in your turbo engine is the key element to total power delivery and smooth throttle response. The Stratmosphere HyperBoost diverter valve takes it to the next level with several new and unique features.

What does a diverter valve do?
The standard valve in your car regulates the turbo power. At idle, your valve is open from vacuum pressure. When you depress the throttle, the diverter valve begins to close. When fully closed, turbo boost is allowed to be delivered to your engine. When you lift the throttle, the boost pressure is released from the valve into your air cleaner box.

Why do I need a HyperBoost diverter valve?
Inadequate/defective valves have extended lag, loss of boost, sluggish throttle response. A HyperBoost valve can clear up the previously mentioned problems. If your car has been chipped, a HyperBoost valve will optimise the performance benefits.

Is the HyperBoost diverter valve a "blow-off" valve?
No, not technically. A blow-off valve sends the "boosted" air into the atmosphere rather than the airbox/air filter. This is why they usually make a loud noise from the air releasing. This offers no real performance gain and in most all cases will cause sophisticated engine management systems, like in the VW or Audi cars, to incur errors and drivability issues.

What cars can use the HyperBoost diverter valve?
Any car turbocharged car that uses a Bosch™ diverter valve, specifically:

Hyperboost Diverter Valve Installation Instructions

Choose one of the following installation guides:

Single Turbo Installation (model shown is Audi TT) - PDF (118kb)

Audi S4 2.7T Installation (Twin Turbo) - PDF (115kb)

 

This file will require Adobe Acrobat Reader to be installed on your computer. You can download the latest version from the Adobe website.

 
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Hyperboost General Information
View our most Frequently Asked Questions on choosing, fitting, cleaning, bhp increases etc.
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