Golf R External Airflow Test

Golf R IC Flow Test

Background: The Golf R intercooler is slightly different than the GTI intercooler. The Golf R IC is a little thicker, ~5 mm by my measurement, and has a higher fin per inch count on the external fins, approximately 11 fins per inch versus the GTI 8 fins per inch. Testing is being performed to measure […]

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IS20 tune EPC

IS38 using IS20 Tune

Background: I’ve come across questions of this type from time to time; I’m swapping an IS38 on my GTI and won’t be able to get it tuned until some future date, will I be safe to drive it with an IS20 tune? Mk7 GTI Enthusiast Not surprisingly, the answers to the GTI enthusiast range from

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