Background: A previous post addressed collecting boost onset data with the Mabotech M600 turbocharger. This post presents the boost onset after removing a GESi catalytic converter from the exhaust system. Test Setup: The GTI is set up as follows: Boost onset data is logged in third gear, varying the starting engine speed from around 1,500
Mabotech M600 Boost Onset – Catless Read More »
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 »
