Mk7 Golf R IS38 Turbo WHP Gains

IS38 Stage Comparison

Background: This post compares vendor-supplied dyno data for the Golf R’s IS38 tune stages. This is similar to a prior post comparing the IS20 turbo’s stock, Stage 1, and Stage 2 tunes using vendor dyno charts. The same four tune vendors from the prior post — APR, EQT, Revo, and IE — are referenced for […]

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Shuenk IS48 Dyno

Shuenk IS48 Dyno Session

Background: After collecting a comprehensive set of data on the street using the Shuenk IS48 turbcharger over roughly nine months, I headed over to a local dyno to gather some more data. Summer in central Florida is not a time of year to put down numbers that are going to earn bragging rights, and I

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When “Data-Driven” Claims Fall Apart

Recently, I found myself replying to someone’s comment about data-driven people – tacitly agreeing with them – but still ending up defending my position. Data-Driven Exchange: Some discussions in MQB social media groups reveal a mismatch between what people claim to value and how they actually argue. This exchange about APR products illustrates this: someone

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