Benefits:
- Pull ahead of the competition with extra power in your 640i/740i.
- Let your 640i/740i pass slow drivers easily with more power on tap.
Features:
- Unaffected by dealer factory updates
- Quickly change stages and/or disable the tuner via iOS or Android app
- Factory matching 4yr/50k mile new car warranty
- On board diagnostics and factory safegaurds maintained
- 50 State Emissions legal (thru 2015 MY); CARB EO # D-176-42
- More Power: Max gains of up to +40 HP and +57 lb-ft TRQ (Crank)
- Plug and play installation
- Smooth and predictable power delivery
- 3 day satisfaction guarantee
- 360 Peak Horsepower At 5500 RPM
- 426 lbs.-ft. Peak Torque At 3000 RPM
Applications:
- 2013 - 2019 BMW F06 640i Gran Coupe
- 2012 - 2018 BMW F12/F13 640i
- 2014 - 2019 BMW F06 640i xDrive Gran Coupe
- 2013 - 2015 BMW F01 740i
- 2014 - 2018 BMW F12/F13 640i xDrive
- 2013 - 2015 BMW F02 740Li
- 2013 BMW F01 740i M Sport
Application Notes:
- Install PDF - DINAN D440-1642-ST1
- Compatible only on vehicles equipped with the N55 engine.
- This version of the DINANTRONICS Performance Tuner is ONLY compatible with vehicles equipped with a mechanical wastegate.
- Vehicles with a manufacture date prior to 07/2014 should utilize a mechanical wastegate.
- Vehicles with a production date after 06/2014 should utilize an electronic wastegate.
- Only a visual identification is 100% accurate however.
- Please consult the wastegate identification guide in the installation instructions to accurately identify what is on the vehicle
Description:
The Dinantronics performance tuner is a highly engineered piece of computer hardware and software that enhances engine performance to levels the stock programming is not allowed to venture into. It does this without affecting long term reliability or the functionality of on-board diagnostic systems. It is also the only tuning device designed to be emissions legal in all 50 states. These items are unique to Dinan and together they embody the apex of performance engineering in a powerful, reliable package. The Dinan difference is possible by employing a full staff of talented engineers that are well rounded in all aspects of their job. Manipulating the signals with an adept hand all the while keeping an engine running at its best and with the most reliable power is what Dinan is all about. Manipulating the signals with an adept hand all the while keeping an engine running a
![No Longer Available - Dinantronics Tuner Stage 1 for 2016-2017 BMW 340i 440i [F3X] (D440-1650-ST1/D440-1655-ST1)](https://cdn11.bigcommerce.com/s-ldaxybx767/images/stencil/500x659/products/38535/173145/_1499357534__15365.1583273788.jpg?c=3 "No Longer Available - Dinantronics Tuner Stage 1 for 2016-2017 BMW 340i 440i [F3X] (D440-1650-ST1/D440-1655-ST1)")
