DINANTRONICS Performance Tuner Stage 1 for BMW E84 X1 28i F25 X3 28i (EWG)



SKU: D440-1632-ST1-4

You Save 10% ($120.00)

All orders will include an AutoTalent window decal

DINANTRONICS™ Performance Tuner is a highly engineered and sophisticated piece of computer hardware and software that enhances engine performance, without ineffectively or invalidate your new car warranty coverage and without affecting long term reliability or the functionality of on-board diagnostic systems. It is also the only tuning device emissions legal in all 50 states. The objective of developing this piece of technology was to provide the ability to control every signal entering and exiting the BMW factory Engine Control Unit. These items are unique to Dinan and together they embody the apex of performance engineering in a powerful, reliable, and warrantied package. 

Stage 1 (DINANTRONICS Performance Tuner ONLY) Maximum Power: 311 HP, 328 lb-ft of torque on vehicles with an electronic wastegate.

Special Note:

This version of the DINANTRONICS Performance Tuner is ONLY compatible with vehicles equipped with an electronic wastegate.  

N20 E84 X1 xDrive28i's with a production date up to 06/2012 and N20 F25 X3 xDrive28i's with a production date up to 03/2013 should be utilizing a mechanical wastegate. After stated production dates the vehicles should be equipped with an electronic wastegate. Only a visual identification is 100% accurate however. Please consult the wastegate identification guide HERE to accurately identify what is on the vehicle.


  • 2012-2015 X1 xDrive28i E84  
  • 2013-2015 X1 sDrive28i E84 
  • 2014-2017 X3 sDrive28i F25 
  • 2013-2017 X3 xDrive28i F25 
    Product Specifications:
    Labor Hours/Installation Hours 1.50
    Emission Status 50 State Emissions Legal. California Air Resources Board Executive Order Number D-176-42.
    Max HP Gain 46 @ 5500 RPM
    Max Torque Gain 44 @ 3500 RPM
    Peak Horsepower 311 @ 5500 RPM
    Peak Torque 328 @ 4000 RPM
    Factory Rated HP 240 (268 Measured)
    Factory Rated Torque 260 (290 Measured)
    Included Notes DINANTRONICS Performance Tuner, Dinan wiring harness, Dinan Stage 1 software