Mercedes-Benz 3.5 V6 M276 (276.957) Engine for Sale
If you’re looking for a refined, naturally aspirated petrol engine with strong performance and modern Mercedes engineering, the Mercedes-Benz M276 (engine code 276.957) is an excellent choice. From 2009 to 2015, Mercedes-Benz used this 3.5-liter V6 across the C-Class, E-Class Coupé/Cabrio, and GLK range, where smooth power delivery and everyday usability were essential.
Naturally Aspirated V6 with Modern Mercedes Engineering
First of all, the 276.957 is a 3.5-liter naturally aspirated V6 petrol engine producing 185–225 kW (252–306 hp), depending on version. Power delivery feels linear and responsive, with instant throttle reaction and no turbo lag. As a result, acceleration is confident, refined, and perfectly suited for both city driving and long motorway journeys.
Moreover, the updated M276 architecture improves efficiency and smoothness compared to earlier V6 generations, while retaining classic Mercedes comfort.
Engine Specifications at a Glance
| Specification | Details |
|---|---|
| Engine Type | V6, naturally aspirated petrol |
| Displacement | 3.5 liters (3498 cc) |
| Power Output | 185–225 kW (252–306 hp) |
| Fuel Type | Petrol |
| Engine Code | 276.957 |
| Engine Family | Mercedes M276 |
| Injection System | Direct injection |
| Drivetrain | RWD / 4MATIC (model-dependent) |
Smooth Performance with RWD or 4MATIC
Next, when paired with Mercedes automatic transmissions, the M276 delivers seamless power delivery and excellent drivability. Rear-wheel-drive versions offer classic balance and smooth cruising, while 4MATIC variants add traction and stability in all weather conditions.
In addition, the naturally aspirated design keeps maintenance predictable and ensures a consistent, refined driving feel.
Proven Reliability and Strong Market Appeal
Because Mercedes engineered the M276 for durability and everyday use, the 276.957 has earned a solid reputation for long service life. At the same time, BlueEFFICIENCY technology improves fuel economy and emissions, making this engine attractive for replacements, export, and long-term ownership.
Compatible Mercedes-Benz Models
| Mercedes-Benz Model | Engine Code | Displacement | Power | Model Years |
|---|---|---|---|---|
| C-Class (W204) 300 / 4MATIC | 276.957 | 3498 cc | 185 kW | 2011–2013 |
| C-Class (W204) 350 / 4MATIC / -T | 276.957 | 3498 cc | 225 kW | 2011–2014 |
| E-Class Coupé/Cabrio (W207) 300 BlueEFF | 276.957 | 3498 cc | 185 kW | 2011–2014 |
| E-Class Coupé/Cabrio (W207) 350 CGI BlueEFF / 4MATIC | 276.957 | 3498 cc | 225 kW | 2011–2014 |
| GLK (X204) 300 4MATIC | 276.957 | 3498 cc | 185 kW | 2009–2015 |
| GLK (X204) 350 4MATIC BlueEFF | 276.957 | 3498 cc | 225 kW | 2011–2014 |
Why Choose the Mercedes-Benz M276 276.957 Engine?
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Smooth naturally aspirated V6 performance
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Power outputs up to 225 kW (306 hp)
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Refined and quiet operation
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Compatible with RWD and 4MATIC
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Proven Mercedes reliability with strong resale demand
Refined V6 Power with Modern Mercedes DNA
In conclusion, the Mercedes-Benz 3.5 V6 M276 (276.957) engine delivers a perfect blend of comfort, performance, and durability. Whether you’re replacing an engine in a C-Class, E-Class Coupé/Cabrio, or GLK, this powertrain offers dependable performance with the smooth character Mercedes-Benz is known for.
