APR - Enhancing Your Driving Experience

At APR our sole mission is to engineer only the highest quality tuning solutions for Volkswagen, Audi and Porsche vehicles ensuring the enthusiast the ultimate driving experience while consistently providing the enthusiast the ultimate in customer care and support. Please contact us toll free at 800-680-7921 for a personal consultation on how we can help you get the most from your vehicle.

New Products

APR H2Oi 2015 Update: Hurricane Joaquin Threatens Safety.

September 30th, 2015


We regret to inform our customers, fans, and friends alike, APR will not be attending H2O International this year due the mounting threat posed by Hurricane Joaquin. For the safety of our employees and customers alike, we hope all understand our decision not to embark on the the multi-day, 1,700-mile journey. Please note: our H2Oi sale is still active at dealers across the USA from September 28th till October 9th. Thank you for your understanding and continued support.

APR Presents the B8.5 K04 Turbocharger System!

September 29th, 2015


The APR K04 Turbocharger System is now available for the B8.5 A4, A5 and Q5 vehicles! This OEM-style, bolt-on turbocharger upgrade offers a staggering leap in horsepower and torque over the factory setup, and is fully compatible with ethanol “Flex-Fuel” engines. Expect Horsepower/FT-LBS of Torque figures as high as 329hp/350tq on 91 octane fuel, 344hp/369tq on 93 octane fuel, 355hp/385tq on 100 octane fuel, 361hp/405tq on 104 octane fuel and an amazing 374hp/408tq on E85 fuel on flex fuel models!


This excellent leap in power is aimed towards budget minded customers and retails for $3,299.99. However, thanks to the new APR Turbo Loyalty Program, the turbocharger system is available to existing APR Stage I or II ECU Upgrade customers for only $2,999.99 and includes a fully loaded APR ECU Upgrade! It’s our way of helping our customers save while stepping up to the big leagues!


Please visit our product page to learn more about the APR B8.5 K04 Turbocharger System and visit our APR Dealer locator tool to find a dealer near you!

APR Products



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APR B8 S4 11.1 Quarter Mile Pass with a 4,200 Feet DA!
APR MK7 Stage III EFR Torture Testing!
APR Motorsport Launch Limiter and No-Lift Shift Tutorial
APR Motorsport Launch Limiter and Motorsport No-Lift Shift
470 HP APR "MaxR"  MK6 Golf R - (Track) One Take
400 HP APR
APR Dl501 S4 & S5 S Tronic TCU Upgrade!
APR MK7 Golf R - Stage 2 Quarter Mile!
APR 1.8 TSI Tiptronic Quarter Mile Testing (EA888 Gen 3 Passat)

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APR Tuned

Phone: (800) 680-7921 Local Phone: +1 (334) 502-5181 Fax: (334) 502-5180 Address: APR LLC, 4800 US HWY 280 West, Opelika, AL 36801

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While we try to keep everything current, APR LLC is not responsible for errors in pricing on this web site. All prices are in USD and are applicable to the United States of America only.