1. Side Marker Lights For Sale
  2. sku: 9483890339918603
  3. BMW 4W2CP

BMW 4W2CP Marker Light Ulo 341

fits model: E12, E21, E24. make: Bmw. year: 2001–2016.

4w2cp Bmw Oem E12 E21 E24 Side Marker Light Assembly Ulo 341 01 16

( Manufacturer Part Number: 4W2CP ), ( Light Color: Cold White ), ( Mounting Hardware Included: No ), ( Vintage Part: Yes ), ( Placement On Vehicle: Side ), ( Type: Side Marker Light Assembly ), ( Manufacturer Warranty: 60 Day ), ( Oe/oem Part Number: Ulo 341 01 16 ), ( Housing Color: Silver ), ( Features: Dot-certified ), ( Country Of Origin: Germany ), ( Lighting Technology: Incandescent )

Review BMW Oem Side Marker Light Assembly Ulo 341 fits E12 E21 E24 2001–2016

The **BMW 4W2CP marker light (ULO 341 01 16)** is a meticulously engineered component designed to enhance both the visibility and aesthetic appeal of BMW vehicles from the classic E12 5-Series, E21 3-Series, and E24 6-Series generations. This amber-tinted marker light, part of the original equipment (OEM) specification, is crafted to meet the rigorous standards of BMW s legendary attention to detail, ensuring seamless integration with the vehicle s bodywork while maintaining optimal functionality. The unit features a robust, durable construction with a clear, UV-resistant polycarbonate lens that diffuses light evenly, providing clear visibility for other drivers during low-light conditions or inclement weather. Inside, a high-quality LED or incandescent bulb (depending on the model variant) emits a steady, warm glow, perfectly calibrated to comply with international traffic regulations while preserving the vehicle s classic styling cues. The mounting bracket is precision-engineered to fit snugly into the designated recess on the front fenders, ensuring a flush, factory-like appearance without compromising structural integrity. Whether restoring a vintage BMW or upgrading a modern classic, this marker light combines timeless design with modern reliability, delivering both form and function with the precision BMW drivers expect. Its compatibility with aftermarket wiring harnesses and easy installation make it an ideal choice for enthusiasts seeking to restore or enhance their vehicle s original character.

### **Pros and Cons of Buying a BMW Marker Light (ULO 341 01 16) for the E12, E21, or E24**

#### **Overview**

The **BMW Marker Light (ULO 341 01 16)** is a standard replacement part for the front marker lights on BMW models from the **E12 (5 Series, 1975 1981), E21 (3 Series, 1977 1983), and E24 (6 Series, 1976 1989)**. These lights are often sought after for their classic styling and functionality, but they come with trade-offs depending on the intended use.

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### **Pros**

1. **Authentic Classic Look**

- The **E12/E21/E24 marker lights** have a distinctive, retro BMW design that enhances the vintage aesthetic of these models.

- They are often preferred by enthusiasts who prioritize period-correct styling over modern alternatives.

2. **Functionality & Visibility**

- Marker lights improve visibility, especially in low-light conditions, helping other drivers see the car s width.

- They are designed to meet original equipment standards, ensuring proper illumination.

3. **Ease of Installation**

- These lights are relatively straightforward to install, especially if the wiring harness is compatible with the vehicle s original setup.

- Many aftermarket kits include wiring harnesses for plug-and-play installation.

4. **Durability (If Original or High-Quality Replacement)**

- Original BMW marker lights (from the correct era) are built to last, though they may degrade over time.

- High-quality aftermarket replacements (e.g., from **OSRAM, Philips, or specialized vintage BMW suppliers**) can also be durable if properly maintained.

5. **Compatibility with Vintage Modifications**

- If restoring or maintaining a classic BMW, these lights fit seamlessly with other period-appropriate components.

- Some owners pair them with **LED upgrades** (if the wiring allows) for modern efficiency while keeping the classic look.

6. **Resale Value for Enthusiasts**

- For collectors and restorers, original or well-maintained marker lights can add value to the vehicle.

- Some BMW clubs and enthusiasts actively seek authentic parts for their projects.

---

### **Cons**

1. **Aging and Potential Failure**

- Original marker lights from the **1970s 1980s** may have worn wiring, cracked lenses, or failing bulbs.

- The **incandescent bulbs** (typically **12V, 5W**) can burn out over time, requiring frequent replacements.

2. **Limited Modern Compatibility**

- Some newer BMW models (or aftermarket lighting systems) may not integrate well with these vintage lights.

- If upgrading to **LED or modern wiring**, additional modifications (e.g., resistors, voltage regulators) may be needed to prevent electrical issues.

3. **Availability and Pricing**

- **Original BMW marker lights** can be expensive, especially for rare or high-mileage examples.

- Aftermarket replacements may vary in quality some cheap alternatives fail quickly or lack proper sealing.

- Finding the exact **ULO 341 01 16** part number may require sourcing from specialty suppliers (e.g., **BMW Classic Parts, eBay, or European importers**).

4. **Maintenance Requirements**

- The **plastic lenses** can yellow or crack over time, reducing visibility.

- The **bulbs** (often **12V, 5W**) are not standard in modern vehicles, making replacements less convenient.

- Some units may require **cleaning or repainting** to restore original appearance.

5. **Electrical Compatibility Issues**

- Older BMW wiring may not handle modern LED lights without additional components (e.g., **current-limiting resistors**).

- If the vehicle has been modified with aftermarket electronics, there could be **grounding or voltage drop issues**.

6. **Limited Aftermarket Support**

- Unlike modern BMW parts, these marker lights have **fewer aftermarket upgrades** (e.g., no built-in LED options in the original design).

- Troubleshooting electrical problems can be harder due to outdated wiring standards.

---

### **Conclusion**

The **BMW Marker Light (ULO 341 01 16)** is a **great choice for vintage BMW enthusiasts** who prioritize **authentic styling and classic aesthetics**. It enhances the original character of **E12, E21, and E24** models but comes with **maintenance challenges, potential reliability issues, and limited modern compatibility**.

If you are **restoring or maintaining a classic BMW**, these lights are worth the investment for their **period-correct appearance**. However, if you are looking for **modern convenience, longevity, or easy replacements**, you may need to consider **LED upgrades or aftermarket alternatives** that better suit contemporary use.

---

### **Recommendation**

1. **For Purists & Restorers:**

- **Buy original or high-quality aftermarket replacements** (e.g., **OSRAM or Philips vintage-style marker lights**) to maintain authenticity.

- **Test the wiring** before installation to ensure compatibility with the vehicle s electrical system.

- **Keep spare bulbs** (12V, 5W) on hand for easy replacements.

2. **For Practicality & Modern Use:**

- Consider **LED marker light kits** (e.g., **LED bulbs with resistors** or **pre-wired LED marker lights**) for better longevity and efficiency.

- If modifying, ensure the new lights meet **original mounting points** to avoid clearance issues.

- If the original lights are failing, **replace them promptly** to avoid driving with non-functional markers.

3. **Where to Buy:**

- **BMW Classic Parts Dealers** (for original or OEM replacements).

- **Specialized Vintage BMW Suppliers** (e.g., **BMW Classic Parts, eBay, or European importers**).

- **Aftermarket LED Lighting Stores** (if upgrading to modern alternatives).

**Final Verdict:**

If you love the **retro BMW look** and don t mind occasional maintenance, the **ULO 341 01 16 marker light** is a solid choice. For a **more hassle-free solution**, LED upgrades may be preferable despite losing the classic appearance. Always **inspect wiring and bulbs** before installation to avoid future issues.

Details:

OEM BMW E12 E21 E24 Side Marker Light Assembly ULO 341 01 16.

part #: 4w2cp price

  • $32.99

specifications sidemarkeligh:

  • for models: E12, E21, E24
  • for makes: Bmw
  • for years: 2001-2016
  • mpn: 4w2cp
  • light color: Cold White
  • mounting hardware included: No
  • vintage part: Yes
  • placement on vehicle: Side
  • type: Side Marker Light Assembly
  • manufacturer warranty: 60 Day
  • oe/oem part number: Ulo 341 01 16
  • housing color: Silver
  • features: Dot-certified
  • country of origin: Germany
  • lighting technology: Incandescent

seller sidemarkeligh:

  • rating: 100.0%
  • city: Myerstown, Pennsylvania
  • # reviews: 3906

offer sidemarkeligh:

  • sold: 0
  • availability: In Stock
  • quantity: 1
  • options: Ship-to-home
  • started: March 13, 2026

returns sidemarkeligh:

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

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  • credit card: Discover
  • wallet: Google-pay
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shipping sidemarkeligh:

  • type: Fixed
  • service: Standard
  • transit: 4-7 Days
  • class: Standard
  • cost: $0.00

general sidemarkeligh:

  • Car Truck Parts Accessories > Lighting Lamps > Side Marker Light Assemblies
  • condition: Used
for models: e12, e21, e24, for makes: bmw, for years: 2001-2016, light color: cold white, mounting hardware included: no, vintage part: yes, placement on vehicle: side, type: side marker light assembly, manufacturer warranty: 60 day, oe/oem part number: ulo 341 01 16, housing color: silver, features: dot-certified, country of origin: germany, lighting technology: incandescent,
category: auto parts > car truck parts accessories > lighting lamps > side marker light assemblies, sku: 9483890339918603,
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