IS20 and IS38 Average HP Curves

IS20 vs IS38 Power Comparison

Background: One of the questions I had when planning a swap from the IHI IS20, which is stock in the Mk7 GTI, to the Golf R IHI IS38 was how the two turbochargers compare. I collected a bunch of dyno charts that were posted by others for the IS20 and the IS38. From the collection […]

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Mabotech Stock Location IC Install

Mabotech Stock Mount Street Data

Background: The Mabotech stock location intercooler for the Mk7 was previously measured for airflow using a flow bench. Another consideration when selecting an intercooler is how well it cools and obtaining cooling data is the subject of this post. This test is to evaluate the air temperatures exiting the Mabotech stock location intercooler when operated

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Confusion

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Background: A few months ago I posted the results of a comparison made with two downpipes I have owned. The Trackslag catted downpipe for the Mk7 GTI and a catless ARM Motorsports downpipe. I shared the information on some social media groups that are geared toward Mk7 enthusiasts and received a few comments that showed

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