Background: It’s been five years since I did a deep-dive comparison of the performance of an OEM Diverter Valve (DV) and the Forge Blow-Off Valve (BOV). I was not able to measure any attribute where performance differences were meaningful, concluding: This comparison has shown that the operating times and rates at which boost pressure decreases
Is the stock DV the best? Read More »
EQT has long promoted its tuning products by citing extensive engineering experience. Those claims appear not only in staff biographies but also on product pages, where they support statements about tuning quality and safety. After reviewing archived versions of EQT’s website, Ed Susman’s publicly available professional history, and Susman’s own descriptions of his background, I
How EQT’s Owner Presents His Credentials Read More »
Background: I installed the Mabotech M600 turbocharger in my GTI to gather boost onset data. The first logging session to record this data was done with a tune tailored for the Shuenk IS48 turbocharger. For this second logging session, I flashed to the tune made for the Mabotech M520 turbo, which I last operated in
M600 Full Range with M520 Tune Read More »
