DINANTRONICS Performance Tuner Stage 3 - 2012-2018 BMW 228i/328i/428i/528i/X1/X4/Z4

Electric Wastegate - E84/E89/F10/F22/F23/F25/F26/F30/F31/F32/F33/F34/F36

Part # D440-1632-ST3 Be the first to write a review

DINANTRONICS Performance Tuner Stage 3 - 2012-2018 BMW 228i/328i/428i/528i/X1/X4/Z4

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This part is legal under the provisions of EPA’s Tampering Policy dated November 23rd, 2020.

See Emissions Details
The DINANTRONICS Elite 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 negatively affecting 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 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 and warrantied package. The Dinan Difference is possible by employing a full staff of talented engineers that are well rounded in many facets of automotive engineering and backed by a wealth of hands-on knowledge. Stemming from diverse backgrounds not only on racing teams but on standard factory production line vehicles we have seen it all. Manipulating these 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.


  • More Power (with intercooler): Max gains of up to +59 HP and +56 lb-ft TRQ (Crank)
  • Factory matching 4yr/50k mile new car warranty
  • 50 State Emissions legal (thru 2015 MY); CARB EO # D-176-42
  • Smooth and predictable power delivery
  • On board diagnostics and factory safegaurds maintained
  • Unaffected by dealer factory updates
  • Quickly change stages and/or disable the tuner via iOS or Android app
  • Plug and play installation
  • 3 day satisfaction guarantee
Brand Dinan
Dinan Point Value3
Emission Code7
Factory Rated HP240 (265 Measured)
Factory Rated Torque (lb-ft)260 (290 Measured)
Labor Time (Hours)1.5
Max HP Gain59 @ 5500 RPM
Max Torque (lb-ft) Gain56 @ 5500 RPM
Peak HP324 @ 5500 RPM
Peak HP Gain59 @ 5500 RPM
Peak Torque (lb-ft)331 @ 4000 RPM
Peak Torque (lb-ft) Gain41 @ 4000 RPM
Product TypeInline Module
Required ItemsDinan Dual Core intercooler (D330-0021)
Part NumberD440-1632-ST3

This part is legal under the provisions of EPA’s Tampering Policy dated November 23rd, 2020. The company has reasonable basis (test results) to verify that this product allows the vehicle to operate within legal emissions standards and is therefore legal to be sold for on-street use in all states that accept the legal provisions of the Clean Air Act and the EPA Tampering Policy. This product is NOT LEGAL FOR SALE OR USE IN THE STATE OF CALIFORNIA. Testing with the California Air Resources Board, in order to achieve 50-state compliance, is pending with CARB. Once testing is complete with California, and an E.O. number is issued, this product will be updated to 50-state legal status.
This version of the DINANTRONICS Performance Tuner is ONLY compatible with vehicles equipped with the N20 engine with an electronic wastegate. F30 328i's with a manufacture date prior to 07/2013 should utilize a mechanical wastegate. Vehicles with a production date after 06/2013 should utilize an electronic wastegate. Vehicles not listed above all use 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. Intercooler required in order to run Stage 3 DINANTRONICS.

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    Some parts are not legal for use in California or other states with similar regulations.