derFix Features

Audi Driveline and C-V Boots

The drivelines of modern Audi vehicles are integral components for propulsion. Without a way to properly transmit power from the engine to the wheels, you’re going nowhere!

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Porsche Oil Scavenging Systems

If the quantity of oil being burned is excessive it can quickly foul those new plugs. The result may not be just a misfire warning, but now possible catalytic converter efficiency codes and maybe lean mixture codes.

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Audi Rear Main Seal/Oil Leaks

A poorly sealed engine will leak oil, which can create a multitude of issues. When oil leaks are left unchecked, damage to additional components sets in.

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The DVOM and Signatures

Gone are the days of using a DVOM to check on/off switches and the devices they control. There’s more information than you may think in the digital electronic signatures of today’s advanced on/off devices. Here’s what those numbers actually mean.

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An Inside Look at Porsche Transmissions

The manual transmissions used in late-model Porsches are precision devices that provide excellent performance and service life. Here’s what you need to know when overhaul time comes around.

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