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Dsm4Life · 05-14-2011

I have a Td05H on my 97 gst spyder. I recently installed my external o2 housing ( Screamer) ever since then when i peg it i will hit wastegate pressure of 10 psi and then at about 4500 rpms it will creep up an spike at 20-24 psi. What would make this happen?

05-14-2011	#1
Dsm4Life Join Date: May 2011 Location: Minnesota Drives: 1997 Eclipse Gst Spyder Posts: 7	Td05H Boost creeping to 22 PSI? I have a Td05H on my 97 gst spyder. I recently installed my external o2 housing ( Screamer) ever since then when i peg it i will hit wastegate pressure of 10 psi and then at about 4500 rpms it will creep up an spike at 20-24 psi. What would make this happen?