Archive: Jan 2020

  1. January 27, 2020

    APR 2.9T ECU Upgrade for the Audi B9 RS5

    APR is pleased to present the ultimate engine control unit (ECU) upgrade for the 2.9T EA839 engine! APR’s ECU Upgrades are the best dollar-per-horsepower modification one can make to the 2.9T engine. The upgrades dramatically increase horsepower and torque, making for an exceptionally quicker and more exciting vehicle. This is made possible through APR’s optimization […]

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  2. January 7, 2020

    How Does Audi Quattro Work?

    You just picked up an Audi with quattro and you might be asking yourself what is Audi quattro and how does Audi quattro work?  Well you are in luck!  We are going to go over not just what quattro is, but also the different type of systems that Audi has used over the years. What […]

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