BMW 4 Series 420d 163hp Remap

Name: BMW 4 Series 420d 163hp ECU Remap
Brand: BMW

Expected gains of +57 BHP and +60 Nm torque

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BHP+57 hp (35%)

Standard

163 hp

Tuned

220 hp

Torque+60 Nm (16%)

Standard

380 Nm

Tuned

440 Nm

Suitability

Good (7.5/10)

Gains Profile

Power-focused

Headroom

High

BMW 4 Series 420d 163hp ECU Remapping

Considering an ECU remap for your BMW 4 Series 420d 163hp? A Stage 1 remap can take this F32/33 - May/2016 - 2019 diesel engine from 163 BHP to 220 BHP and from 380 Nm to 440 Nm of torque (turbocharged). This engine scores 7.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your BMW 4 Series can achieve.

How this engine compares

11thof 52 BMW 4 Series engines by power gain
84%of the 9,842 engines we hold gain data for see a smaller power increase
41%of engines with torque data see a smaller torque increase

Comparisons are calculated from our own recorded Stage 1 figures.

Assessment

The BMW 4 serie 420d 163hp is a 2.0L turbocharged diesel engine producing 163 BHP and 380 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 220 BHP and 440 Nm — a gain of around 57 BHP (35%) and 60 Nm (16%).

This engine scores highly for remap suitability, with gains weighted towards peak power — the improvement is most noticeable at higher RPM. The tuning headroom is classified as high, based on the percentage gain available from the factory output.

All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method. We recommend discussing your specific vehicle with a qualified remap professional.

Other 4 Series F32/33 - May/2016 - 2019 Engines

Engine	BHP	Gain	Torque	Gain	Score
418d 150hp	150 → 190	+40	320 → 400	+80	Excellent (8/10)
420d 184hp	184 → 220	+36	380 → 440	+60	Good (7/10)
420i 184hp	184 → 250	+66	270 → 440	+170	Good (6.5/10)
420d 190hp	190 → 220	+30	400 → 440	+40	Good (6.5/10)
425d 224hp	224 → 270	+46	450 → 500	+50	Good (7/10)
430i 252hp	252 → 287	+35	350 → 450	+100	Moderate (5.5/10)
430d 258hp	258 → 310	+52	560 → 650	+90	Good (7/10)
435d 313hp	313 → 360	+47	630 → 700	+70	Good (6.5/10)
440i 326hp	326 → 400	+74	450 → 585	+135	Moderate (5.5/10)

Technical Specifications

Fuel Type: Diesel
Aspiration: Turbocharged
Displacement: 2L
Capacity: 1995 CC
Type: Car
Engine Family: BMW 2.0L Turbo Diesel

ECU & Transmission

Likely ECU Medium confidence: Bosch EDC17 (likely)
Gearbox Medium confidence: Many variants use ZF 8-speed automatic (where fitted); manuals also exist.

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Confirm Your Vehicle

MakeBMW

Model4 Series

GenerationF32/33 - May/2016 - 2019

Engine420d 163hp

All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method.

We recommend discussing your specific vehicle with a qualified remap professional before proceeding.