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S4 Articles

APR S4, S5, and SQ5 ECU Upgrades are here
By: APR | 03-27-2020
Bosch MG1 is Cracked!
By: APR | 07-31-2019
APR Ultracharged S4 Sets New 1/4th Mile Record!
By: APR | 03-22-2017
Get Ultracharged
By: APR | 03-07-2017
3.0T engine dyno
By: APR | 07-20-2016
APR B8 S4 11.1 Quarter Mile Pass with a 4,200 Feet DA!
By: APR | 09-10-2015
APR Dl501 S4 & S5 S Tronic TCU Upgrade!
By: APR | 05-14-2015
APR Presents Waterfest 20
By: APR | 07-30-2014
11th Hour Waterfest Prep
By: APR | 07-16-2014
APR Stage 2 S4 with pulley upgrade on the Autobahn
By: APR | 02-13-2013
APR Motorsport R8, S4 and GLI on the track
By: APR | 01-07-2012
APR EMCS Program Switching for the B8 S4/S5 3.0 TFSI
By: APR | 09-08-2011
B8 S4 EMCS
By: APR | 07-29-2011
APR Motorsport S4 Pitstop Practice.
By: APR | 04-08-2011
The Rematch - APR Tuned B8 S4 - S-Tronic vs 6 SPD
By: APR | 09-18-2010

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About Us

Founded in 1997, APR is the global leader in performance aftermarket products for Volkswagen, Audi, Seat, Skoda, Porsche, and other vehicles. APR develops and manufactures hardware, software, calibration & data-logging tools for engine and transmission controllers, including intakes, exhaust systems, intercoolers, turbocharger systems, suspension, brake systems, wheels, and more. APR delivers software via a 24-hour automated global delivery system from its 80,000 square foot state of the art facility in Opelika, Alabama.

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4800 HWY 280 W, Opelika, AL 36801, USA
Support@goapr.com
+1 (800) 680-7921 or +1 (334) 502-5181

Copyright© 2021 by APR, LLC. All Right Reserved. Notice: Products that affect emissions, and do not carry a California Air Resources Board Executive Order, are not for sale in California, USA. Some products may not comply with local laws, and some may affect parts of the manufacturer’s warranty. Some products may require additional modifications and additional maintenance. Individual results may vary depending on vehicle setup, quality of install, environmental conditions, overall vehicle health, testing equipment and more. Pricing is in USD for the US market and all pricing and information is for reference only. For specific information and questions contact an APR representative. Terms & Conditions | Privacy Policy | Warranty Information

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Founded in 1997, APR is the global leader in performance aftermarket products for Volkswagen, Audi, Seat, Skoda, Porsche, and other vehicles. APR develops and manufactures hardware, software, calibration & data-logging tools for engine and transmission controllers, including intakes, exhaust systems, intercoolers, turbocharger systems, suspension, brake systems, wheels, and more. APR delivers software via a 24-hour automated global delivery system from its 80,000 square foot state of the art facility in Opelika, Alabama.

Copyright© 2021 by APR, LLC. All Right Reserved. Notice: Products that affect emissions, and do not carry a California Air Resources Board Executive Order, are not for sale in California, USA. Some products may not comply with local laws, and some may affect parts of the manufacturer’s warranty. Some products may require additional modifications and additional maintenance. Individual results may vary depending on vehicle setup, quality of install, environmental conditions, overall vehicle health, testing equipment and more. Pricing is in USD for the US market and all pricing and information is for reference only. For specific information and questions contact an APR representative.

Terms & Conditions | Privacy Policy | Warranty Information