Mercedes-Benz CLS 350 (2.0T) 299hp Remap

Name: Mercedes-Benz CLS 350 (2.0T) 299hp ECU Remap
Brand: Mercedes-Benz

Expected gains of +51 BHP and +70 Nm torque

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BHP+51 hp (17%)

Standard

299 hp

Tuned

350 hp

Torque+70 Nm (18%)

Standard

400 Nm

Tuned

470 Nm

Suitability

Good (7/10)

Gains Profile

Balanced

Headroom

Medium

Mercedes-Benz CLS 350 (2.0T) 299hp ECU Remapping

Considering an ECU remap for your Mercedes-Benz CLS 350 (2.0T) 299hp? A Stage 1 remap can take this C257 - 2018 - 2020 petrol mhev engine from 299 BHP to 350 BHP and from 400 Nm to 470 Nm of torque (turbocharged). This engine scores 7/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Mercedes-Benz CLS can achieve.

How this engine compares

12thof 36 Mercedes-Benz CLS engines by power gain
80%of the 9,842 engines we hold gain data for see a smaller power increase
55%of engines with torque data see a smaller torque increase

Comparisons are calculated from our own recorded Stage 1 figures.

Assessment

The Mercedes-Benz CLS 350 (2.0T) 299hp is a 2.0L turbocharged petrol mhev engine producing 299 BHP and 400 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 350 BHP and 470 Nm — a gain of around 51 BHP (17%) and 70 Nm (18%).

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 moderate, 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 CLS C257 - 2018 - 2020 Engines

Engine	BHP	Gain	Torque	Gain	Score
220d (2.0D) 194hp	194 → 220	+26	400 → 460	+60	Good (6.5/10)
300d (2.0D) 245hp	245 → 270	+25	500 → 560	+60	Good (6.5/10)
350d (3.0D) 286hp	286 → 380	+94	600 → 800	+200	Excellent (8/10)
400d (3.0D) 340hp	340 → 380	+40	700 → 820	+120	Good (6.5/10)
450 (3.0T) 367hp	367 → 420	+53	500 → 600	+100	Good (7/10)
450 (3.0T) 389hp	389 → 420	+31	500 → 600	+100	Good (6/10)
53 AMG 435hp	435 → 460	+25	520 → 620	+100	Moderate (4.5/10)

Technical Specifications

Fuel Type: Petrol MHEV
Aspiration: Turbocharged
Displacement: 2L
Capacity: 1991 CC
Type: Car
Engine Family: Mercedes-benz 2.0L NA Petrol

ECU & Transmission

Likely ECU Low confidence: Petrol ECU (varies by market/year)
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

ModelCLS

GenerationC257 - 2018 - 2020

Engine350 (2.0T) 299hp

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.