Wagner Tuning Competition Intercooler

Wagner Intercooler Street Data

Overview: The Wagner Tuning intercooler installed on the Mk7 GTI with an IS38 turbo produced an intake air temperature 14 degF above ambient at 6,000 RPM during a third gear WOT pull on the street. Background: The Wagner intercooler is the latest system to be subject in a series of tests that help me to […]

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Stratified Automotive Controls Logo

Stratified E30 Tuning – rev2

Results: I figured out what was causing the Max Engine Speed warning that popped up during the first two file tests. In the process of installing the Ethanol Content Analyzer the fuel line was removed and in doing so a grounding wire to a 42 Draft Designs Oil Pressure Sensor relocation kit was pulled loose

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Stock IC IAT and IC Out Temps

Mk7 GTI Stock IC Evaluation

Background: The Mk7 GTI comes equipped from the factory with an air-to-air intercooler. The stock intercooler is often replaced with aftermarket options that are advertised to provide better performance. The “upgrade” is so common that it is often described as being necessary, providing “massive improvement” over the stock intercooler. This comparison will be of a

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