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Hi all!

I connected my NGK Powerdex AFX´s 0-5V output to the EGR-pin for scanning, so i don´t have to mess around with the enhanced io-plug on the MPVI-interface every time i want to scan my...

Hey guys,

i´m new to tuning with hp tuners and would like to ask if i should start with a stock tune on a 02 C5Z, that has been tuned by the pre-owner.
As far as i know it was his first and only...