Registered
Join Date: Apr 2002
Location: Houston (Clearlake), TX
Posts: 9,666
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There was problems in the past with the header waste gate circuit being too small. I believe it was on GHL headers. Could this be it?
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2014 Cayman S
2011 Cayenne Turbo
1979 930 (475 rwhp at 0.95 bar)
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