Mercedes-Benz Trucks Actros 1858 578hp euro3 Remap

Name: Mercedes-Benz Trucks Actros 1858 578hp euro3 ECU Remap
Brand: Mercedes-Benz Trucks

Expected gains of +51 BHP and +300 Nm torque

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BHP+51 hp (9%)

Standard

578 hp

Tuned

629 hp

Torque+300 Nm (11%)

Standard

2700 Nm

Tuned

3000 Nm

Suitability

Moderate (5.5/10)

Gains Profile

Balanced

Headroom

Low

Mercedes-Benz Trucks Actros 1858 578hp euro3 ECU Remapping

Considering an ECU remap for your Mercedes-Benz Trucks Actros 1858 578hp euro3? A Stage 1 remap can take this Actros 18 diesel engine from 578 BHP to 629 BHP and from 2700 Nm to 3000 Nm of torque (turbocharged). This engine scores 5.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Mercedes-Benz Trucks Actros can achieve.

How this engine compares

54thof 71 Mercedes-Benz Trucks Actros engines by power gain
80%of the 9,842 engines we hold gain data for see a smaller power increase
97%of engines with torque data see a smaller torque increase

Comparisons are calculated from our own recorded Stage 1 figures.

Assessment

The Mercedes-Benz Trucks Actros 1858 578hp euro3 is a turbocharged diesel engine producing 578 BHP and 2700 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 629 BHP and 3000 Nm — a gain of around 51 BHP (9%) and 300 Nm (11%).

This engine has moderate remap suitability, with a balanced spread of gains across both power and torque — providing a noticeable improvement across the rev range. The tuning headroom is classified as limited, 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 Actros Actros 18 Engines

Engine	BHP	Gain	Torque	Gain	Score
1831 313hp euro3	313 → 343	+30	1530 → 1800	+270	Moderate (4.5/10)
1832 320hp euro3+4+5	320 → 351	+31	1650 → 1900	+250	Moderate (4.5/10)
1835 354hp euro3	354 → 385	+31	1730 → 1950	+220	Moderate (4.5/10)
1836 360hp euro3+4+5	360 → 394	+34	1850 → 2050	+200	Moderate (4.5/10)
1840 394hp euro3	394 → 431	+37	1850 → 2100	+250	Moderate (4.5/10)
1841 408hp euro3+4+5	408 → 446	+38	2000 → 2270	+270	Moderate (4.5/10)
1843 428hp euro3	428 → 467	+39	2000 → 2300	+300	Moderate (4.5/10)
1844 435hp euro3+4+5	435 → 475	+40	2100 → 2350	+250	Moderate (4.5/10)
1845 449hp euro3+4+5	449 → 513	+64	2200 → 2512	+312	Good (6.5/10)
1846 456hp euro3+4+5	456 → 497	+41	2200 → 2450	+250	Moderate (4.5/10)
1848 476hp euro3+4+5	476 → 519	+43	2300 → 2700	+400	Moderate (4.5/10)
1850 503hp euro3	503 → 548	+45	2400 → 2800	+400	Moderate (4.5/10)
1851 510hp euro4+5	510 → 556	+46	2400 → 2800	+400	Moderate (4.5/10)
1853 530hp euro3	530 → 577	+47	2400 → 2770	+370	Moderate (4.5/10)
1854 537hp euro3	537 → 577	+40	2400 → 2770	+370	Moderate (4.5/10)
1855 551hp euro4+5	551 → 600	+49	2600 → 2900	+300	Moderate (4.5/10)
1857 571hp euro3	571 → 622	+51	2700 → 3000	+300	Good (6.5/10)
1860 598hp euro4+5	598 → 629	+31	2800 → 3100	+300	Limited (3.5/10)

Technical Specifications

Fuel Type: Diesel
Aspiration: Turbocharged
Type: Commercial
Engine Family: Mercedes-benz Trucks Turbo Diesel

ECU & Transmission

Likely ECU Low confidence: Bosch EDC17-era diesel ECU (varies)
Gearbox Low confidence: Transmission varies by trim and market; check manual/automatic type and torque rating. At this torque level, transmission and driveline servicing history becomes especially important.

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Confirm Your Vehicle

MakeMercedes-Benz Trucks

ModelActros

GenerationActros 18

Engine1858 578hp euro3

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.