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20 psi boost spike

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anchew02

10+ Year Contributor
59
0
May 17, 2011
maricopa, Arizona
hey there, i just installed full 3 inch exhaust and now im getting spike to 20, i know its due to need to upgrade flapper, but this my question. i have a 16g, can i do fuel mods to support to support that psi? fuel pump,rewire, and front mount?
 
You can mod to support it, but if you want the car to be tuned right you need to minimize spikes/creep. Chances are you need to port your turbine housing. What kind of 16G is it?
 
You can mod to support it, but if you want the car to be tuned right you need to minimize spikes/creep. Chances are you need to port your turbine housing. What kind of 16G is it?

+1 port and get proper tune. I have this same issue but only at wot and after 4500 to 5k rpms. So for right now i dpnt let it go past 5k since im not fully tuned for it.
 
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