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!