Turbo Showdown: VNT17 vs KP39

This article outlines the differences between two seemingly similar turbochargers—the Garrett VNT17 and the Borg-Warner KP39–for TDIs made between 2004-2006 with an engine code of BEW (Golf, Jetta, and New Beetle). Before you go crazy and start buying turbos, see our article How to Tell If Your Turbocharger Has Failed (and possibly a mechanic) to ...

How to Tell If Your Turbocharger Has Failed

We often hear from customers who call saying their turbocharger has failed because it “isn’t creating boost” or “isn’t boosting” etc. In response, we have created these rules of turbocharger failure.

Single Mass Vs Dual Mass Flywheels

Do you need a new clutch for your TDI?  In this article we outline and compare differences between flywheel options so you can make an informed decision for your car.

2009-2014 TDI Intercooler Icing Problem

The new common-rail TDI models do great in cold weather outside of one potentially serious problem – intercooler icing.  Ice in the intercooler blocks airflow and, in the worst cases, can send ice chunks or liquid water into the engine, causing serious internal damage.

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