The "Heavy Duty" version of this valve has a heavier diaphragm that helps prevent the "hooting" sound when the engine decelerates because of a weak or leaking diaphragm and the "Standard" version does not have the heavier diaphragm.
The "Heavy Duty" version of this valve has a heavier diaphragm that helps prevent the "hooting" sound when the engine decelerates because of a weak or leaking diaphragm and the "Standard" version does not have the heavier diaphragm.
Browse our selection of quality turbocharger bypass valve parts designed specifically for your Saab 9-5. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
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