MyGolfMk7.com | My experience with a Volkswagen Mk7 GTI/R

Shuenk IS48 93-Octane Daily Driving Tune

September 29, 2025

Background: After concluding a series of tests with the Shuenk IS48 turbocharger, which culminated in a power tune that peaked just over 440 whp, I wanted a tune that would not use any ethanol beyond what is in pump 93 octane gas and generate less power, so that I could resume making full-throttle pulls in […]

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ARM Standard and Competition FMIC Comparison - Temperature Delta

ARM Motorsport FMIC – Standard and Competition

September 22, 2025

Background: This past February, I performed a flow test with the ARM Competition FMIC that ARM Motorsports had loaned to me. At that time, the Mabotech M520 turbocharger was installed on my GTI, and I installed the ARM Competition FMIC on the GTI briefly to record some on-vehicle data with the intercooler. Test Process: The

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