Intercooler Upgrade Required?
TLDR: Making an intercooler upgrade from the stock GTI IC to an aftermarket IC correlated with an average increase of 5 WHP (peak) when using an IS20 and IS38 turbocharger. Background: Do I need to upgrade my intercooler? Mk7 enthusiast Whether the stock GTI intercooler should be replaced with an aftermarket intercooler comes up frequently. […]
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