MERCEDES Engine Cylinder Head 306-10133 Benz W213 2.0T 264.920

( Part Type: Engine Cylinder Head ), ( Conditions Options: 210268407 ), ( Genuine Oem: Yes ), ( Ipn: 306-10133 ), ( Make: Mercedes-benz ), ( Year: 2021 )

Review MERCEDES benz E class 2.0t Engine Cylinder Head fits E350 2020–2022

The **Mercedes-Benz 306-10133 (2020 2022) W213 E-Class E350 2.0T (M256) Engine Cylinder Head** is a precision-engineered component at the heart of one of the most refined and technologically advanced inline-four turbocharged powertrains in the luxury sedan segment. Designed for the **W213 E-Class**, this cylinder head represents Mercedes-Benz s commitment to balancing performance, efficiency, and durability while adhering to the latest emissions and efficiency standards. The **M256 DE20LA** engine, a 2.0-liter turbocharged inline-four, relies on this cylinder head to deliver **264.920 horsepower (261 hp in some markets) and 273 lb-ft of torque**, making it one of the most potent naturally aspirated or turbocharged engines in its class. Crafted from high-grade aluminum alloy, the cylinder head features a **multi-valve architecture** with **four valves per cylinder** (intake and exhaust), optimized for precise airflow and combustion efficiency.

The design incorporates **direct and port fuel injection** systems, ensuring optimal fuel distribution for both performance and fuel economy. The **variable valve timing (VVT)** system, controlled by the engine management unit, dynamically adjusts the intake and exhaust valve timing to enhance low-end torque and reduce pumping losses, contributing to the E350 s smooth and responsive throttle response. The cylinder head also houses the **turbocharger wastegate system**, which modulates boost pressure to prevent overboost while maximizing efficiency, particularly during high-load scenarios. Additionally, the **intercooler and charge-air piping** are integrated to maintain optimal intake air temperatures, further enhancing power delivery and reliability.

For emissions compliance, the cylinder head integrates **selective catalytic reduction (SCR) and diesel oxidation catalyst (DOC) compatible components**, though the E350 operates on gasoline, ensuring adherence to **Euro 6d-TEMP/6d standards**. The **high-pressure fuel pump and common rail system** (in gasoline-direct-injection applications) work in tandem with the cylinder head to deliver precise fuel metering, reducing emissions while maintaining performance. The **exhaust manifold and catalytic converter mounting points** are strategically positioned to minimize heat transfer to the cylinder head, protecting critical components like the **spark plugs, valve seals, and camshaft drive** from thermal stress.

The **M256 engine family** is renowned for its **compact yet robust construction**, and this cylinder head exemplifies that philosophy with its **integrated oil passages, coolant channels, and thermostat housing**. The **camshaft drive system**, featuring a **dual-chain setup** (intake and exhaust), ensures smooth operation while minimizing wear, a critical factor in the longevity of high-performance turbocharged engines. The **valve springs and retainers** are designed to withstand the high RPM capabilities of the E350, which can reach up to **6,000 RPM** in sport mode, while the **hydraulic lash adjusters** eliminate the need for manual valve clearance adjustments, simplifying maintenance.

For enthusiasts and mechanics, this cylinder head is a testament to Mercedes-Benz s engineering prowess, offering a balance of **performance, efficiency, and longevity**. Whether used in a **standard E350, the E350 4MATIC, or the E350 Sport**, this component plays a pivotal role in delivering the signature **Mercedes-Benz driving experience** seamless acceleration, precise throttle response, and the quiet, refined operation that defines the brand. Replacement or maintenance of this cylinder head should always be performed by certified technicians using **OEM-specification parts and tools** to ensure optimal performance and reliability, as any deviation could compromise the engine s efficiency or longevity.

### **Pros and Cons of Buying a Mercedes-Benz W213 E-Class (2020-2022) E350 2.0T (M256 Engine, 264 HP)**

#### **Pros**

1. **Reliability and Build Quality**

The W213 E-Class is widely regarded as one of the most reliable Mercedes-Benz models of its generation. The 2.0L turbocharged inline-4 engine (M256) is known for being robust, with fewer issues compared to earlier turbocharged Mercedes engines. Many owners report minimal engine or transmission problems if maintained properly.

2. **Comfort and Ride Quality**

The W213 offers a smooth, well-isolated ride, making it ideal for long-distance driving. The suspension is well-tuned for both highway comfort and minor road imperfections. The cabin is spacious, with high-quality materials and sound insulation, contributing to a quiet interior.

3. **Performance and Efficiency**

The 2.0T engine delivers strong performance (264 HP, 295 lb-ft torque) with good acceleration, especially in higher trims. It pairs well with the 9G-Tronic automatic transmission, which is smooth and responsive. Fuel economy is decent for a luxury sedan, averaging around **22-25 MPG combined**, depending on driving conditions.

4. **Advanced Safety Features**

The W213 comes standard with Mercedes **DISTRONIC PLUS adaptive cruise control**, **active lane-keeping assist**, **blind-spot monitoring**, and **pre-collision braking**. Higher trims include **active body control** and **surround-view cameras**, enhancing safety and convenience.

5. **Luxury and Interior Features**

The interior is upscale, with premium materials (leather, aluminum trim, ambient lighting) and a high-quality infotainment system (MBUX in newer models). The **MBUX interface** (in 2022 models) offers voice control, gesture recognition, and a more intuitive touchscreen experience compared to older systems.

6. **Resale Value**

The W213 holds its value better than many luxury sedans due to its reliability and strong demand. It is also less expensive than the newer W214 E-Class, making it a cost-effective luxury option.

7. **Low Maintenance Costs (Compared to V8 Models)**

Unlike the older W212 or W213 V6/V8 models, the 2.0T engine has fewer high-cost components (e.g., no supercharger, simpler turbo setup), reducing long-term maintenance expenses.

---

#### **Cons**

1. **Outdated Styling**

The W213 s design is dated compared to newer Mercedes models (e.g., W214 E-Class, C-Class). While it remains a practical and comfortable sedan, its boxy, angular aesthetic may not appeal to those seeking a more modern look.

2. **Infotainment Lag (Pre-MBUX Models)**

Earlier 2020-2021 models use an older **MBUX interface**, which can be slower and less responsive than newer systems. The 2022 models improved this with a more fluid touchscreen experience, but earlier units may still feel clunky.

3. **Limited Power for a Luxury Sedan**

While the 2.0T is adequate, it is not as powerful as the **3.0L V6 (381 HP) or 4.0L V8 (405 HP)** options. If you prioritize performance, these engines offer significantly better acceleration and towing capacity.

4. **Higher Running Costs Than Non-Luxury Alternatives**

While maintenance is reasonable, parts (e.g., suspension, brakes, tires) are expensive due to Mercedes premium pricing. Insurance costs are also higher than for non-luxury sedans like the BMW 3 Series or Audi A4.

5. **Potential Transmission Issues (Early Models)**

Some early 2020-2021 W213s reported **9G-Tronic transmission hesitation or rough shifts**, though Mercedes addressed many of these issues in later model years. Always check service records if buying used.

6. **Narrower Rear Seats (Compared to Competitors)**

The back seats are comfortable but not as spacious as those in the **Audi A6, BMW 5 Series, or Lexus GS**. Long-term passengers may find the legroom slightly tight.

7. **Depreciation Over Time**

While the W213 holds value well, it is still a luxury car that loses equity faster than non-luxury vehicles. If you plan to keep it long-term, this may not be a major concern, but it s worth considering for resale.

---

### **Conclusion**

The **Mercedes-Benz W213 E-Class E350 2.0T (2020-2022)** is a **strong choice for buyers who prioritize reliability, comfort, and luxury without the complexity of a V6 or V8**. It offers a **smooth ride, good fuel efficiency, and advanced safety features** at a more affordable price than newer Mercedes models. However, its **dated styling, potential infotainment lag (in older models), and higher ownership costs** may deter some buyers.

If you want a **practical, low-maintenance luxury sedan** that balances performance and efficiency, this is an excellent option. If you prefer **cutting-edge tech, more power, or a more modern design**, you may want to consider the **W214 E-Class or a competitor like the Audi A6 or BMW 5 Series**.

---

### **Recommendation**

- You want a **reliable, comfortable, and well-equipped luxury sedan** with minimal engine issues.

- You prioritize **fuel efficiency (for a luxury car) and a smooth ride**.

- You prefer **Mercedes safety and driver-assistance features** over raw performance.

- You find the **2.0T engine s power sufficient** for your needs (city/commute driving).

- You want a **more modern or aggressive design** consider the W214 E-Class or a competitor.

- You need **maximum power or towing capacity** opt for the V6 or V8 E-Class.

- You dislike **older infotainment systems** stick to **2022 models or newer**.

- You are sensitive to **high maintenance costs** budget accordingly.

This car is ideal for **business professionals, families, or long-distance drivers** who value **comfort, reliability, and luxury without excessive complexity**. It is a **smart alternative to newer Mercedes models** if you want to save money while still enjoying premium features.

Details:

Provides unrestricted 53 ft truck access no residential streets, gates, or limited entry areas. No expedited shipping options are available at this time.

part #: e350 prices

• $700.00-$3599.99

specifications cylinderheapar:

• for models: E350
• for makes: Mercedes
• for years: 2020-2022
• part type: Engine Cylinder Head
• conditions options: 210268407
• genuine oem: Yes
• ipn: 306-10133
• make: Mercedes-benz
• year: 2021

returns cylinderheapar:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

seller cylinderheapar:

• # reviews: 29540
• rating: 100.0%
• city: North Brunswick, New Jersey

payments cylinderheapar:

• wallet: Google-pay
• cash
• credit card: Mastercard
• other

shipping cylinderheapar:

• class: Economy, Standard
• transit: 5-10 Days
• service: Economy, Standard
• cost: $0.00
• type: Fixed

offer cylinderheapar:

• availability: In Stock
• quantity: 1
• best offers: True
• started: February 14, 2026
• sold: 0
• options: Ship-to-home

general cylinderheapar:

• condition: Used
• Car Truck Parts Accessories > Engines Engine Parts > Cylinder Heads

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