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Old 04-01-2019, 05:53 PM   #817
Scooby Newbie
Member#: 499869
Join Date: Apr 2019
Default over boost problems

hii guys if any one can help me find the cause of my over boost problem
my car is 2002 version 7 sti stock no tunes i have an AEM 340lph fuel pump
and a full straight pipe exhasust it should run 0.9 bar of boost but it runs 1.5 some times if any one can help thanks
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