Turbo Muffler Adapter - 2

Turbo Muffler Delete Finale

Background: When it comes to testing the Turbo Muffler Delete (TMD) I thought I had covered this part six ways to Sunday. When someone posed a question about why they saw an improvement with their car using a TMD I offered that they might have made a mistake collecting their data, or they might have […]

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Dragy and Cobb Accessport

Dragy vs Cobb AP

Background: Normally I record vehicle performance data using the Cobb AP. One value that is recorded is engine RPM and I will calculate the time for the GTI to accelerate from 3500 RPM to 6300 RPM to be used for comparing the results of changes, such as tune revisions or swapping parts. Also available is

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