DINANTRONICS Performance Tuner Stage 4 for BMW F30 328i (N20) (EWG)



SKU: D440-1632-ST4-1

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Valid through August 26, 2022.

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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 3 (DINANTRONICS Performance Tuner in conjuction with Dinan Exhaust, Intercooler and Big Turbo) Maximum Power: 341 HP, 335 lb-ft of torque.

Special Note: 

This version of the DINANTRONICS Performance Tuner is ONLY compatible with vehicles equipped with the N20 engine with an electronic wastegate.


  • 2012-2016 BMW 328i & xDrive F30 Sedan
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 76
Max Torque Gain 73 @ 5500 RPM
Peak Horsepower 341 @ 5500 RPM
Peak Torque 335 @ 4000 RPM
Peak HP Gain 76 @ 5500 RPM
Peak Torque Gain 45 @ 4000 RPM
Factory Rated HP 240 (265 Measured)
Factory Rated Torque 260 (290 Measured)
Included Notes DINANTRONICS Performance Tuner, Dinan wiring harness, Dinan Stage 4 software
Required Items Dinan Big Turbo and Dual Core Intercooler are required. Dinan Free Flow Stainless Exhaust is recommended.