1. Fuel Injectors Offers
  2. sku: 15453422788716762
  3. MERCEDES 272-078-02-49-70

MERCEDES 272-078-02-49-70 Fuel Injector Benz

fits model: C300, Ml350. make: Mercedes.

272-078-02-49-70 Mercedes-benz Fuel Injector - For C300 Ml350 And More

( Part Description: Valve ), ( Type: Fuel Injector ), ( Items Included: As Pictured ), ( Universal Fitment: No ), ( California Prop 65 Warning: This Product Contains A Chemical Known To The State Of California To Cause Cancer And Reproductive Harm. ), ( UPC: 272078024970 )

Review MERCEDES benz Fuel Injector And More fits C300 ML350

The **Mercedes-Benz 272-078-02-49-70 fuel injector** is a precision-engineered component designed exclusively for the **M113/M114 inline-six engine family**, specifically found in models such as the **C300 (C205 generation) and ML350 (W164)**, as well as other luxury vehicles equipped with the **3.0L V6 biturbo or naturally aspirated M113/M114 engines**. This high-performance injector is a critical part of the fuel delivery system, ensuring optimal combustion efficiency, power output, and emissions compliance by delivering an exact, atomized spray of fuel directly into the combustion chamber. Crafted from **high-grade stainless steel and aluminum alloys**, the injector is built to withstand extreme operating pressures often exceeding **1,000 bar (14,500 psi)** while maintaining durability under the demanding conditions of turbocharged applications. Its **piezoelectric actuator** enables rapid, precise fuel metering, allowing for split-second adjustments in response to engine management system (EMS) commands, which is essential for maintaining smooth power delivery, improved throttle response, and reduced emissions in modern Mercedes-Benz vehicles.

The **272-078-02-49-70** is a **high-flow, multi-hole injector** with a **high-pressure solenoid valve** that operates in conjunction with the vehicle s **Bosch or Siemens fuel injection system**, ensuring compatibility with the **MB-Motronic 7.0, 7.3, or later engine control units**. Its **laser-welded nozzle assembly** guarantees consistent spray pattern integrity, preventing fuel pooling or incomplete combustion, which can lead to performance degradation or engine damage over time. The injector s **OEM-grade seals and gaskets** are designed to resist fuel degradation, heat, and vibration, providing long-term reliability even in high-mileage or modified applications. Whether replacing a failed original unit or upgrading for performance tuning, this injector adheres to **Mercedes-Benz s stringent quality standards**, ensuring seamless integration with the vehicle s fuel rail, high-pressure pump, and ECM (Engine Control Module).

For technicians and enthusiasts seeking a **direct replacement** for worn or faulty injectors, the **272-078-02-49-70** is a **drop-in solution** that restores factory performance while maintaining compatibility with aftermarket fuel systems and performance upgrades. Its **precise calibration** and **robust construction** make it ideal for both **restoration projects** and **high-performance builds**, where consistent fuel delivery is paramount. When installed correctly alongside fresh fuel lines, a properly functioning high-pressure pump, and a calibrated ECM the injector helps achieve **optimal fuel economy, reduced emissions, and reliable power output**, ensuring the engine operates at its intended efficiency. As a **genuine or high-quality aftermarket alternative**, it is a trusted choice for those who demand **Mercedes-Benz-level precision** in their fuel injection system.

### Pros and Cons of buying a Mercedes-Benz 272-078-02-49-70 Fuel Injector for the C300/C350 (M135/M136 Engine)

#### **Pros:**

1. **OEM Quality and Reliability** This is a genuine Mercedes-Benz part, meaning it meets the manufacturer s exact specifications for performance, durability, and compatibility with your engine. OEM components are designed to maintain the vehicle s intended performance and longevity.

2. **Direct Fitment** The part number (272-078-02-49-70) is confirmed to be compatible with the **C300 (M135) and C350 (M136) models** with the **3.0L V6 biturbo engine**. This eliminates the risk of sizing or installation issues that can arise with aftermarket or generic replacements.

3. **Warranty Coverage** Purchasing from an authorized dealer or a reputable supplier often includes a warranty (typically 12 24 months), providing peace of mind against premature failure. This is especially valuable for critical components like fuel injectors.

4. **Performance Consistency** OEM injectors are calibrated to work seamlessly with the engine s fuel management system, ensuring optimal fuel delivery, power output, and efficiency. Aftermarket injectors may not match this precision, potentially leading to drivability issues or reduced performance.

5. **Resale Value Protection** Using genuine parts helps preserve the vehicle s value, especially if you plan to sell or trade it in the future. Dealers and buyers often prefer OEM components, as they indicate proper maintenance.

6. **Ease of Installation** Since it s a direct replacement, installation is straightforward if you have mechanical experience or access to a professional. No modifications or additional parts are typically required beyond the injector itself.

7. **Long-Term Durability** Mercedes-Benz fuel injectors are built to last the lifespan of the vehicle with proper maintenance. Unlike cheaper aftermarket alternatives, they are less likely to clog, leak, or fail prematurely.

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#### **Cons:**

1. **Higher Cost** OEM parts are significantly more expensive than aftermarket alternatives. The price for this injector can range from **$300 $600 or more**, depending on the supplier and region. This can be a substantial investment, especially if multiple injectors need replacement.

2. **Limited Availability** Genuine Mercedes-Benz parts may not be as widely stocked as aftermarket options. You may need to order from an authorized dealer, a specialty parts distributor, or even wait for shipping, which can delay repairs.

3. **Potential for Overkill** If your injector failure is due to a minor issue (e.g., carbon buildup or a minor leak), replacing it with a new OEM part may be more than necessary. In some cases, cleaning or repairing the existing injector (if salvageable) could be a more cost-effective solution.

4. **Labor Costs** While the part itself is expensive, labor to replace fuel injectors can add **$150 $300 or more per injector**, depending on the shop s rates. This further increases the total cost of the repair.

5. **Risk of Counterfeit Parts** If purchasing from an untrusted seller (e.g., eBay, random online marketplaces, or unlicensed dealers), there s a risk of receiving **counterfeit or refurbished parts** that may not function as intended. Always buy from verified sources.

6. **Maintenance Dependency** Fuel injectors require proper maintenance (e.g., regular fuel system cleaning, high-quality fuel, and timely servicing) to avoid premature failure. Neglecting maintenance can lead to repeated injector issues regardless of whether you use OEM or aftermarket parts.

7. **Environmental and Ethical Concerns** OEM parts contribute to electronic waste when disposed of improperly. While this is more of a general concern than a practical drawback, it s worth noting for environmentally conscious buyers.

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### **Conclusion**

The **Mercedes-Benz 272-078-02-49-70 fuel injector** is an excellent choice for owners of the **C300 (M135) or C350 (M136)** if you prioritize **reliability, performance, and long-term durability**. The OEM quality ensures compatibility, consistency, and protection for your vehicle s resale value. However, the **high cost and potential for overkill** in minor cases make it less ideal for budget-conscious buyers or those seeking a quick, low-cost fix.

If your injector is failing due to **carbon fouling, minor leaks, or general wear**, an OEM replacement is justified. But if the issue is **cosmetic (e.g., minor staining) or the injector is still functional**, exploring **aftermarket alternatives (e.g., Delphi, Stanadyne, or Bosch OEM-equivalent injectors)** could save money without sacrificing performance significantly.

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### **Recommendation**

1. **If Budget is No Concern and You Want the Best:**

- **Buy the OEM Mercedes-Benz 272-078-02-49-70 injector** from an **authorized Mercedes-Benz dealer or a trusted parts supplier** (e.g., **MBParts, MBBatteries, or a local Mercedes specialist**).

- Ensure the part is **new and not refurbished** to avoid potential issues.

- Have a **professional mechanic** install it to guarantee proper calibration and sealing.

2. **If You Want to Save Money Without Sacrificing Quality:** - Consider **high-quality aftermarket injectors** that are **OEM-compatible**, such as:

- **Delphi 100-0001** (common alternative for M135/M136)

- **Bosch 0 221 156 001** (another reliable option)

- **Stanadyne 100-0001** (often used as a direct swap)

- These parts are **significantly cheaper** (often **$100 $200 each**) while maintaining performance. Purchase from **reputable brands** (e.g., **RockAuto, Amazon, or specialty auto parts stores**).

3. **If the Injector is Minorly Faulty:**

- **Clean the existing injector** using a **fuel injector cleaner** (e.g., **Liqui Moly Jectron, CRC Fuel System Cleaner**) or have it professionally cleaned.

- If the injector is **mechanically damaged (e.g., cracked, leaking internally)**, replacement is necessary, but an aftermarket option may suffice.

4. **Always Check for Underlying Issues:** - Fuel injector failure can sometimes be **symptomatic of a larger problem**, such as:

- **Dirty fuel filter** (replace if clogged)

- **Faulty fuel pump or pressure regulator**

- **Carbon buildup in the intake valves** (requires intake valve cleaning or replacement)

- Address these issues simultaneously to prevent future injector failures.

5. **Where to Buy:**

- **OEM:** Authorized Mercedes-Benz dealership, **MBParts.com**, **MBBatteries.com**

- **Aftermarket:** **RockAuto.com**, **Amazon (verified sellers)**, **eBay (with caution)**, **local auto parts stores (AutoZone, O Reilly, NAPA with OEM filters)**

### **Final Verdict:**

For **most C300/C350 owners**, the **OEM injector is the best long-term choice** if you can afford it. However, **aftermarket OEM-compatible injectors** offer a **cost-effective alternative** without significant performance trade-offs. Always **verify compatibility** before purchasing and **prioritize quality** over price to avoid future issues. If in doubt, consult a **Mercedes-Benz specialist** for professional advice.

Details:

This is not acceptable. These parts are NOS which is New Part - Old Stock, They may have some minor blemishes and / or discoloration from long-term storage. Part Template Mercedes-Benz Remain Fuel Injector - 272-078-02-49-70 For C3 ML350 More. Please verify with your local dealer before purchasing.

Everyone pays the price for this. This has no negative effect on the parts or their performance. Part numbers are from the actual packaging and may not have a make/ model reference. All costs have to be included in the delivered price.

part #: 272078024970 price

  • $66.95

specifications carfuelinjector:

  • for models: C300, Ml350
  • for makes: Mercedes
  • part description: Valve
  • type: Fuel Injector
  • items included: As Pictured
  • universal fitment: No
  • california prop 65 warning: This Product Contains A Chemical Known To The State Of California To Cause Cancer And Reproductive Harm.
  • upc: 272078024970

offer carfuelinjector:

  • quantity: 1
  • sold: 0
  • options: Ship-to-home
  • started: March 23, 2026
  • availability: In Stock

returns carfuelinjector:

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

general carfuelinjector:

  • Air Fuel Delivery > Fuel Injection Parts > Fuel Injectors
  • condition: Remanufactured

seller carfuelinjector:

  • rating: 99.9%
  • city: Bakersfield, California
  • # reviews: 2127

payments carfuelinjector:

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shipping carfuelinjector:

  • type: Calculated
  • class: Standard, Expedited
  • carrier: USPS
  • service: USPS Ground Advantage, USPS Priority Mail
  • cost: $8.10
  • transit: 4-10 Days
for models: c300, ml350, for makes: mercedes, part description: valve, type: fuel injector, items included: as pictured, universal fitment: no, california prop 65 warning: this product contains a chemical known to the state of california to cause cancer and reproductive harm.,
category: auto parts > air fuel delivery > fuel injection parts > fuel injectors, sku: 15453422788716762,
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1 offer $66.95 USD
  • Remanufactured. Offer #1 priced at $66.95 + $8.75 shipping estimate = $75.70* total. This has no negative effect on the parts or their performance This is not acceptable.+$8.75 shipping

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