MERCEDES 166-817-00-16 Benz

( Manufacturer Part Number: 166-817-00-16 ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Make: Mercedes-benz ), ( Year: 2012 2013 2014 2015 2016 2017 2018 2019 ), ( Parts Included: Only Part Reference 330 On The Diagram Is Included )

Review MERCEDES benz Genuine fits STAR 2012–2019

The **Mercedes-Benz 166-817-00-16 Star** is a premium, high-performance replacement headlight assembly designed exclusively for select Mercedes-Benz models, ensuring both cutting-edge illumination and uncompromising luxury. Crafted with meticulous engineering, this headlight unit features a **seven-star (7-star) rating**, signifying its adherence to the highest safety and visibility standards set by Mercedes-Benz, particularly in models equipped with advanced adaptive lighting systems. The assembly integrates a **high-intensity discharge (HID) or LED light source**, depending on the vehicle s configuration, delivering an exceptionally bright, crisp, and long-lasting beam pattern that enhances nighttime driving safety while maintaining the iconic elegance of a Mercedes-Benz. The housing is constructed from durable, high-grade materials, including reinforced polycarbonate lenses and precision-molded plastic components, ensuring resistance to UV degradation, moisture, and impact critical factors for longevity and performance in diverse environmental conditions.

At its core, the **166-817-00-16 Star** headlight assembly incorporates a **dynamic light control system**, allowing for seamless adjustments in beam angle, intensity, and distribution to adapt to varying road conditions, curves, and traffic scenarios. This adaptive technology not only optimizes visibility but also reduces glare for oncoming drivers, embodying Mercedes-Benz s commitment to both performance and courtesy. The design further emphasizes sophistication with sleek, aerodynamic contours that blend seamlessly into the vehicle s bodywork, preserving the manufacturer s signature aesthetic while delivering superior functionality. Whether fitted to a classic luxury sedan or a modern SUV, this headlight unit exemplifies the marriage of German precision, innovation, and timeless craftsmanship, ensuring that every journey is marked by both safety and style.

### **Pros and Cons of Buying a Mercedes-Benz 166.817.00-16 Star (W204 E350 CDI) Diesel**

The **Mercedes-Benz W204 E350 CDI (166.817.00-16 Star)** is a mid-size luxury sedan produced between 2003 and 2009. This model is part of the **E-Class** lineup and features a **3.0L OM611 V6 diesel engine**, known for its reliability and fuel efficiency. Below is a detailed breakdown of its advantages and disadvantages.

---

### **Pros**

1. **Fuel Efficiency**

- The **3.0L OM611 diesel engine** delivers excellent fuel economy, typically around **15-18 MPG combined** (depending on driving conditions), making it cost-effective for long-distance driving.

- Diesel fuel was historically cheaper than gasoline, further reducing operating costs.

2. **Reliability (for its era)**

- The **OM611 engine** is widely regarded as one of Mercedes most durable diesel engines, with many units exceeding **200,000 miles** with proper maintenance.

- The **automatic transmission (5G-Tronic)** is smooth and robust, though some models may require occasional fluid changes.

3. **Comfort & Luxury**

- The W204 E-Class is known for its **refined ride quality**, making it comfortable for highway driving.

- High-quality interior materials, **heated/ventilated seats**, and **climate control** provide a premium experience.

- **Sound insulation** is excellent, reducing road noise.

4. **Resale Value (for a used model)**

- Mercedes-Benz retains decent resale value, especially for well-maintained diesel models.

- The **E350 CDI** is still a sought-after used luxury sedan, particularly in markets where diesel remains practical.

5. **Safety Features**

- Equipped with **standard stability control (ESP)**, **airbags**, and **anti-lock brakes (ABS)**.

- Later models (post-2006) may include **pre-collision braking** and **lane departure warning** (depending on trim).

6. **Low-Maintenance Diesel Engine**

- Diesel engines generally require **less frequent oil changes** (every **10,000 15,000 miles**) compared to gasoline engines.

- The **turbocharger and common rail fuel system** are durable if maintained properly.

7. **Spacious Interior**

- Offers **generous rear legroom** and a **comfortable seating position**, making it suitable for long trips.

- **Standard power features** (windows, mirrors, seats) enhance convenience.

8. **Aftermarket & Parts Availability**

- Being a **popular Mercedes model**, parts are widely available, and aftermarket support (tuning, upgrades) exists.

- Many **diesel-specific modifications** (e.g., exhaust tuning, DPF cleaning) can extend its lifespan.

---

### **Cons**

1. **Diesel Emissions & Modern Regulations**

- **DPF (Diesel Particulate Filter) issues** are common in older diesels, especially if driven short distances frequently.

- **EGR (Exhaust Gas Recirculation) clogging** can occur, leading to **reduced power and increased emissions**.

- **Modern emissions laws** (e.g., **ULEV, Euro 6**) may make this model **less practical** in some regions, as it lacks **AdBlue injection** (common in newer diesels).

2. **High Maintenance Costs**

- **Diesel-specific repairs** (DPF cleaning, turbo replacement, fuel system servicing) can be **expensive**.

- **Oil changes** should be done with **full synthetic diesel oil** (e.g., **Mercedes 228.5 or equivalent**) to prevent sludge buildup.

- **Transmission fluid** should be changed every **60,000 80,000 miles** to prevent failure.

3. **Rust & Body Issues**

- Many W204 models, especially those from **2003 2006**, suffer from **rust in the wheel arches, sills, and undercarriage**.

- **Water leakage** into the cabin (from sunroof or windshield) can cause **electrical or interior damage** over time.

4. **Transmission Problems**

- Some **5G-Tronic automatic transmissions** develop **rough shifting** or **premature wear** if fluid isn t changed regularly.

- **Slipping gears** or **delayed engagement** can occur in older models.

5. **Infotainment & Tech Limitations**

- The **in-dash system** is **basic by modern standards**, with no **Bluetooth, USB, or advanced navigation** (unless upgraded).

- **Parking sensors** are rare on this model, making parallel parking difficult.

6. **Depreciation & Insurance Costs**

- While diesel models hold value better than gasoline, **insurance premiums** for luxury sedans can still be high.

- **Theft risk** is moderate Mercedes-Benz luxury cars are sometimes targeted.

7. **Noise & Vibration**

- Some owners report **excessive wind noise** at high speeds.

- The **diesel engine can be louder** than gasoline counterparts, especially at idle.

8. **Limited Modern Safety Tech**

- Lacks **modern driver-assistance features** like **automatic emergency braking, adaptive cruise control, or lane-keeping assist**.

- **Side airbags** may require **additional wiring repairs** if damaged.

---

### **Conclusion & Recommendation**

The **Mercedes-Benz W204 E350 CDI (166.817.00-16 Star)** remains a **strong choice for buyers seeking a reliable, fuel-efficient luxury sedan**, provided certain conditions are met. It excels in **long-term durability, comfort, and practicality for diesel drivers**, but it is **not ideal for those prioritizing modern technology, emissions compliance, or low maintenance costs**.

**Buyers who prioritize fuel efficiency** and long-distance driving.

**Those who can afford regular diesel maintenance** (DPF cleaning, EGR servicing).

**People who value Mercedes-Benz luxury and a smooth ride**.

**Owners in regions where diesel remains practical** (e.g., Europe, parts of Asia).

**Those who plan to keep the car for 150,000 miles** with proper upkeep.

**Buyers who want a car that meets modern emissions standards** (e.g., **AdBlue-compatible diesels**).

**Those who frequently drive short distances** (DPF issues will be a concern).

**People who dislike high maintenance costs** (diesel repairs can be expensive).

**Buyers who want advanced safety or infotainment features**.

**Those in regions where diesel fuel is scarce or expensive**.

- **If you find a well-maintained example** (with **service records, no DPF/EGR issues, and no rust**), this is a **great used luxury sedan** that can last **200,000 miles** with proper care.

- **Get a pre-purchase inspection (PPI) from a Mercedes specialist** to check for **DPF clogs, transmission health, and rust**.

- **Budget for future maintenance** diesel engines require **more specialized servicing** than gasoline counterparts.

- **Consider alternatives** if you want **modern safety tech or emissions compliance**, such as a **used W205 E-Class (2010 ) or a BMW 5 Series diesel**.

**Verdict:** **Buy if you re prepared for diesel-specific maintenance and want a reliable, comfortable luxury sedan. Avoid if you prioritize low running costs or modern features.**

Details:

Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Parts must be resalable and in the original packaging. Electrical parts are not returnable.

part #: 1668170016 prices

• $27.65-$89.99

specifications emblico:

• for models: Star
• for makes: Mercedes
• for years: 2012-2019
• mpn: 166-817-00-16
• genuine oem: Yes
• manufacturer warranty: 1 Year
• fitment type: Direct Replacement
• make: Mercedes-benz
• year: 2012 2013 2014 2015 2016 2017 2018 2019
• parts included: Only Part Reference 330 On The Diagram Is Included

shipping emblico:

• class: Standard, Expedited
• service: UPS Ground, UPS 2nd Day Air
• type: Fixed
• carrier: UPS
• cost: $0.00
• transit: 5-10 Days

general emblico:

• Car Truck Parts Accessories > Exterior Parts Accessories > Emblems Ornaments
• condition: New

payments emblico:

• wallet: Paypal
• other
• credit card: Diners-club

seller emblico:

• # reviews: 1462
• rating: 100.0%
• city: Arlington, Virginia

offer emblico:

• quantity: 4
• availability: In Stock
• options: Ship-to-home
• started: May 13, 2026
• sold: 0

returns emblico:

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

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