Background: Continuing an investigation of the affect that downpipes have on the engine performance an ARM Motorsport catted downpipe for the Mk7 GTI is subject of a flow test. Flow testing will not necessarily correlate to engine performance, but when trying to select among different downpipe options to install on the GTI the flow test
ARM Motorsport Downpipe Flow Test Read More »
July 2021 marks two years that the Shuenk IS38+ has been installed on my GTI. I was changing out the stock DV for the Forge BOV as part of some ongoing testing of bypass valves and took a moment to check on the IS38+. I’m not an expert on assessing how well a turbocharger is
Shuenk IS38+ 2 years in service Read More »
The next revision to the Stratified E30 tune includes changes to smoothen spool up and increase top end performance. In the following charts the solid line is rev 6 and the dashed lines are rev 5. The intake air temperature is close to the same for each revision during the data logging. Whatever the change
Stratified E30 Tuning – rev 6 Read More »
