1. Emblems & Ornaments Offered
  2. sku: 22057763412468793
  3. MERCEDES 18991KWXK

MERCEDES 18991KWXK Emblem Trunk

fits model: R320, Star. make: Mercedes. year: 2007–2009.

18991kwxk Genuine For 2007-2009 Mercedes R320 Emblem 2008 Trunk Star

( Manufacturer Part Number: 18991KWXK ), ( Part Type: Trunk Emblem ), ( Manufacturer Warranty: 12 Month Warranty ), ( Notes: Trunk Star ), ( Years: 2007 2008 2009 ), ( Application: Mercedes R320 Emblem ), ( Cs-sku: 400 )

Review MERCEDES Genuine Emblem Trunk fits STAR R320 2007–2009

The **18991KWXK** is an exclusive, high-performance **Mercedes-Benz Emblem 2008 trunk star** designed specifically for the **2007-2009 R320 (W204) model**, offering a blend of luxury, precision engineering, and unmatched aesthetic refinement. This meticulously crafted emblem, crafted from **high-grade stainless steel**, features a **bold, three-dimensional design** that elevates the trunk s appearance with a touch of understated elegance. The **emblem s sharp, angular cutouts** and **sleek, embossed Mercedes-Benz logo** are not only visually striking but also engineered to resist tarnishing, ensuring long-lasting durability even under the most demanding conditions. Positioned centrally on the trunk lid, it serves as a subtle yet powerful statement of the vehicle s premium heritage, harmonizing seamlessly with the R320 s sophisticated styling cues. Whether viewed from a distance or up close, the **18991KWXK** exudes a sense of exclusivity, reinforcing the Emblem s reputation for superior craftsmanship and attention to detail. Perfect for owners seeking to enhance their vehicle s presence with an authentic, factory-inspired accessory, this trunk star is a testament to Mercedes-Benz s commitment to both form and function.

### **Pros and Cons of buying a 18991KWXK Engine for a 2007 2009 Mercedes-Benz R320 (Emblem 2008 Trunk Star)**

The **18991KWXK** is a **3.2-liter V6 inline engine** (M272) used in the **Mercedes-Benz R320 (W209)** and related models like the **Emblem 2008 Trunk Star**. This engine is known for its reliability, performance, and durability when properly maintained. Below is a detailed breakdown of its advantages and drawbacks.

---

### **Pros**

1. **Proven Reliability**

- The **M272 engine** is one of Mercedes most robust inline-sixes, known for lasting **200,000 miles** with proper maintenance.

- Fewer common issues compared to V8 or V12 engines in the same class, making it a practical choice for daily driving.

- Many examples still run strong in high-mileage vehicles if serviced correctly.

2. **Good Power and Torque**

- Produces **231 241 hp** and **229 lb-ft of torque**, providing smooth acceleration and adequate performance for highway and city driving.

- The **naturally aspirated design** means no turbo lag, contributing to a linear power delivery.

- The **6-speed automatic transmission (722.6)** is well-matched, offering smooth shifts when maintained.

3. **Fuel Efficiency**

- Achieves ** 18 22 MPG combined**, which is respectable for a luxury sedan of its era.

- Better fuel economy than V8 models (e.g., R350) while still offering a comfortable ride.

4. **Lower Maintenance Costs Compared to V8/V12 Models**

- Fewer moving parts than a V8 (e.g., **M275**) or V12 (e.g., **M276**), reducing long-term repair expenses.

- No turbocharger means fewer potential failure points (though the **oil pump and water pump** are critical components).

5. **Strong Secondary Market & Parts Availability**

- The **M272 is widely supported** by aftermarket parts, including performance upgrades (e.g., **intake, exhaust, ECU tuning**).

- **Used engines** are relatively affordable if bought from a reputable source (e.g., **Junkyard, salvage yard, or trusted mechanic**).

- **Common issues are well-documented**, making diagnostics easier for mechanics.

6. **Comfortable Ride and Luxury Features**

- The **R320 (W209)** is known for its **refined interior, quiet cabin, and smooth suspension**, making it a pleasant daily driver.

- **Comfortable seating, premium materials, and advanced infotainment** (for its time) enhance usability.

7. **Potential for Modifications**

- The **M272 can be tuned** (e.g., **Bosch or Haltech ECU, forced induction**) for increased power while maintaining reliability.

- **Exhaust upgrades, cold air intakes, and suspension modifications** are common and well-supported.

---

### **Cons**

1. **Common Failure Points (If Neglected)**

- **Oil Pump Failure (Most Critical Issue):**

- The **M272 s oil pump is prone to failure around 100,000 150,000 miles** if not serviced properly.

- A failed oil pump can lead to **seized bearings, camshaft damage, or complete engine failure** often with little warning.

- **Symptoms:** Oil pressure warning light, knocking noises, or sudden loss of power.

- **Solution:** Replace the **oil pump and related components (timing chain tensioner, oil filter housing gasket)** as a **preventative measure**.

- **Water Pump Failure:**

- The **thermostat housing and water pump** often fail around **100,000 120,000 miles**, leading to **overheating**.

- **Symptoms:** Coolant leaks, overheating, or a **squealing noise** from the timing belt area.

- **Solution:** Replace the **water pump and thermostat** as part of a **timing belt service** (recommended every **60,000 80,000 miles**).

- **Timing Belt & Tensioner Wear:**

- The **timing belt must be replaced every 60,000 80,000 miles** skipping this can cause **catastrophic engine damage**.

- **Symptoms:** Ticking noise from the timing belt cover, belt cracks, or oil leaks into the belt area.

- **Solution:** Always replace the **timing belt, tensioner, and idlers** at the same time.

- **Head Gasket & Cylinder Head Issues:**

- Some examples develop **head gasket leaks or warped cylinder heads** due to **overheating or poor maintenance**.

- **Symptoms:** White smoke from exhaust, coolant in oil, or compression loss.

- **Solution:** Requires **cylinder head machining or replacement** if severe.

2. **High Repair Costs When Problems Arise**

- Even though the engine is reliable, **Mercedes labor rates are expensive**, and **specialized parts (e.g., oil pump, water pump, timing components)** can be costly.

- **Transmission issues (e.g., 722.6 automatic)** can also be pricey to repair if neglected.

3. **Electrical & Infotainment Quirks**

- The **2008 Emblem 2008 Trunk Star** (a special edition) may have **software glitches** in the **COMAND system** (early infotainment).

- **Bluetooth, USB connectivity, and navigation updates** can be finicky and may require **dealer intervention**.

- **Power window regulators** and **door locks** are known to fail over time.

4. **Depreciation & Resale Value**

- The **W209 R320 has seen steady depreciation**, and luxury sedans of this era are **not highly sought after** compared to SUVs or newer models.

- **Rust (especially in snowy regions)** can be an issue, particularly on the **wheel wells and undercarriage**.

5. **Transmission Concerns (722.6 Automatic)**

- While generally reliable, the **6-speed automatic can develop **slipping or rough shifting** if fluid is not changed every **60,000 miles**.

- **Torque converter failure** is possible in high-mileage examples.

- **Solution:** Always check **transmission fluid condition** and replace it if dark or burnt.

6. **Suspension & Steering Wear**

- **Shock absorbers, struts, and bushings** wear out around **80,000 100,000 miles**, leading to **poor ride quality and handling**.

- **Power steering pump failure** can occur, requiring **replacement or fluid flush**.

- **Solution:** Budget for **suspension refresh** if buying a high-mileage example.

7. **Potential for Hidden Damage**

- **Salvage-title or accident-damaged examples** may have **hidden structural or electrical issues**.

- **Frame damage, undercoating leaks, or poor welding** can affect long-term reliability.

- **Solution:** Always get a **pre-purchase inspection (PPI)** from a **Mercedes specialist**.

---

### **Conclusion**

The **18991KWXK (M272) engine in a 2007 2009 Mercedes-Benz R320 (Emblem 2008 Trunk Star)** is a **solid choice for a reliable, comfortable, and capable luxury sedan** **if properly maintained**. Its **proven durability, good fuel economy, and lower maintenance costs compared to V8/V12 models** make it an attractive option for those seeking a **practical yet premium vehicle**.

However, **neglecting critical services (timing belt, oil pump, water pump, transmission fluid)** can lead to **expensive repairs**. The **most common failure points (oil pump, water pump, head gaskets)** must be **monitored and addressed proactively** to avoid catastrophic engine damage.

If you **inspect a used example thoroughly** (or buy from a **trusted source with service records**), the **R320 with this engine can be a great long-term investment**. The **Emblem 2008 Trunk Star** adds **minor luxury touches**, but the **base R320 is just as capable** with better resale value.

---

### **Recommendation**

**Buy the 2007 2009 R320 (18991KWXK) if:**

You **prioritize reliability and comfort** over raw performance.

You **plan to maintain it properly** (timing belt, oil pump, water pump, transmission fluid changes).

You **want a fuel-efficient luxury sedan** that s **cheaper to own than a V8 model**.

You

Details:

Parts Geek - For 2007 - 2009 Mercedes R320 Emblem Genuine 18991KWXK 2008 Trunk Star: Review Fitment Notes to Ensure Proper Fit condition: New Brand: Notes: 12 Month Warranty Vehicle.

part #: 18991kwxk prices

  • $29.95-$43.40

specifications emblico:

  • for models: R320, Star
  • for makes: Mercedes
  • for years: 2007-2009
  • mpn: 18991kwxk
  • part type: Trunk Emblem
  • manufacturer warranty: 12 Month Warranty
  • notes: Trunk Star
  • years: 2007 2008 2009
  • application: Mercedes R320 Emblem
  • cs-sku: 400

payments emblico:

  • credit card: Visa
  • wallet: Paypal
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seller emblico:

  • rating: 98.8%
  • # reviews: 329465
  • city: Raleigh, North Carolina

general emblico:

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

shipping emblico:

  • class: Standard
  • carrier: FedEx
  • transit: 2-6 Days
  • cost: $0.00
  • service: FedEx Ground / FedEx Home Delivery
  • type: Fixed

offer emblico:

  • options: Ship-to-home
  • quantity: 1
  • sold: 0
  • started: April 21, 2026
  • availability: In Stock

returns emblico:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days
for models: r320, star, for makes: mercedes, for years: 2007-2009, part type: trunk emblem, manufacturer warranty: 12 month warranty, notes: trunk star, years: 2007 2008 2009, application: mercedes r320 emblem, cs-sku: 400,
category: auto parts > car truck parts accessories > exterior parts accessories > emblems ornaments, sku: 22057763412468793,
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