Vehicle
- Vehicle
Products
- Products
- New & Hot Products
- Engine Hardware
  - Products / Engine Hardware
  - Also in Engine Hardware
  - Boost Taps
  - Catch Cans
  - Charge Air Hoses and Pipes
  - Diverter Valves
  - Engine Covers
  - Engine Internals
  - Fueling
  - Gauges and Pods
  - Sensors
  - Supercharger Pulleys
  - Throttle Bodies
  - Turbocharger Systems
  - View All
- Transmission Hardware
  - Products / Transmission Hardware
- Brakes
  - Products / Brakes
  - Also in Brakes
  - Big Brake Kit Pads
  - Big Brake Kit Replacement Discs
  - View All
- Fluids, Lubricants, and Chemicals
- Wheel and Accessories
  - Products / Wheel and Accessories
  - Also in Wheel and Accessories
  - Valve Stem Caps
  - Wheel Bolts
  - View All
- Cosmetics and Gear
  - Products / Cosmetics and Gear
  - Also in Cosmetics and Gear
  - Fender Covers
  - Flags
  - License Plates and Frames
  - Valve Stem Caps
  - Wiper Deletes
  - View All
- Software & Tuning
  - Products / Software & Tuning
  - Also in Software & Tuning
  - Suspension SCU Upgrade
  - View All
- ‌
- Electronics
- Suspension and Mounts
  - Products / Suspension and Mounts
  - Also in Suspension and Mounts
  - Mounts and Inserts
  - Springs
  - Suspension Control Unit (SCU) Upgrade
  - View All
- ‌
Deals
- Deals
- Software & Tuning
  - Deals / Software & Tuning
  - Also in Software & Tuning
  - Suspension SCU Upgrade
  - View All
- Clearance Parts
- Sale
Dealers
- Dealers
- Find a Dealer
- Become a Dealer
- ‌
News
- News
- Blog
- Latest Products
- Events
Support
Company
- Company
- About APR
- Videos
- Privacy Policy
- Careers
- Style Guide
- ‌
- Photos
- Terms of Service
- ‌

1-800-680-7921
‌
‌

1-800-680-7921

Support
Contact Us
ECU Box Code Guide
TCU Box Code Guide
Fuel Guide
APR Plus Warranty Booklet
EMCS Operating Instructions
EMCS Operating Instructions (Porsche)
MK6 Gold R ESP Defeat
ZF8 Disable Auto Upshift
VCDS Diagnostics Guide
Launch Control/NLS Diagnosis
EMCS Home Programmer Files/Info
ME7 Immobilizer
V-Tune
HPFP Order Form
ECU Order Form

About APR
Careers
Photos
Videos
Style Guide
Terms of Service
Privacy Policy

Home /
Software & Tuning /
Engine ECU Upgrade /
Gasoline ECU Upgrades /
6 Cylinder Engine ECU Upgrades

6 Cylinder Engine ECU Upgrades

2.7T EA835 ECU Upgrades
2.9T EA839 ECU Upgrades
3.0T EA837 ECU Upgrades
3.0T EA839 ECU Upgrades
VR6 EA390 ECU Upgrades

Filter
Clear

Filter

Sort

Availability

In Stock

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.

Stay Informed

Contact an Expert

4800 HWY 280 W, Opelika, AL 36801, USA
[email protected]
+1 (800) 680-7921

Copyright© 2023 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

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© 2024 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