Complaints

Velossa Tech Snorkel – Return

Background: After testing the Velossa Tech intake snorkel for the Mk7 and finding that it had no effect on any measured attributes, I contacted Velossa Tech to make a return. This is a situation some of us may have encountered: the product advertising claims performance gains, and the vendor’s website shows charts with gains. You […]

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Brandolini vs AI

Brandolini’s Law vs AI

Background: In my T&E work domain, the adoption of AI tools has been encouraged to facilitate faster delivery of results. Since the topics I write about on the MyGolfMk7.com blog overlap with my ‘real world‘ work, I started to see opportunities to apply AI tools to help create the website’s content. Data: Extracting data of

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IS20 Turbine Housing Flow Test

IS20 turbine flow test

Background: The Shuenk IS48 turbocharger that I have been using with the GTI for almost a year (installed in July 2025) is built on the idea of pairing a slightly larger compressor wheel with the IHI IS38 hotside (shown below) to deliver tuned IS38 boost levels at lower rotational speeds. The aim is to increase the turbocharger’s

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