MERCEDES 202-504-11-12 Radiator Upper Insulator Benz

( Manufacturer Part Number: 202-504-11-12 ), ( Model: SLK32 CLK430 CLK55 C280 C220 ), ( Part Type: Radiator Insulator ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Universal Fitment: Direct Replacement ), ( Make: Mercedes-benz ), ( Year: 1994 1995 1996 1997 1999 2000 2001 2002 2003 2004 ), ( Parts Included: Only Part Reference 4 On The Diagram Is Included )

Review MERCEDES benz Genuine Radiator Upper Insulator fits SLK32 1994–2004

The **Mercedes-Benz 202-504-11-12 Radiator Upper Insulator** is a precision-engineered component designed exclusively for select Mercedes-Benz models, serving as a critical thermal barrier within the vehicle s cooling system. Crafted from high-quality, heat-resistant materials, this insulator is meticulously molded to fit seamlessly into the radiator assembly, ensuring optimal airflow while preventing heat transfer between the engine bay and the passenger compartment. Its robust construction minimizes the risk of warping or degradation under extreme operating temperatures, which is essential for maintaining the integrity of the cooling system over the long term. This part plays a pivotal role in enhancing thermal efficiency by reducing heat buildup around the radiator, thereby supporting consistent engine performance and preventing premature wear on surrounding components. Ideal for applications in classic and modern Mercedes-Benz vehicles equipped with this specific part number, the insulator is engineered to meet the stringent standards of the manufacturer, ensuring compatibility with the original cooling system design. Whether used in restoration projects, routine maintenance, or performance upgrades, this component exemplifies Mercedes-Benz s commitment to precision engineering and reliability, delivering both durability and performance in demanding driving conditions.

### **Pros and Cons of buying a Mercedes-Benz Part Number 202-504-11-12 (Radiator Upper Insulator)**

1. **OEM Quality** This part is a genuine Mercedes-Benz original equipment manufacturer (OEM) component, ensuring compatibility with your vehicle s specifications. OEM parts are designed to meet the manufacturer s exact standards, reducing the risk of fitment issues or premature failure.

2. **Reliability and Durability** Mercedes-Benz parts are built to last, often with high-quality materials and precise engineering. The radiator upper insulator helps maintain proper airflow and temperature regulation, which can extend the lifespan of the cooling system.

3. **Warranty Coverage** Purchasing from an authorized dealer or a reputable supplier may include a warranty, providing peace of mind against defects or early wear.

4. **Prevents Cooling System Issues** A faulty radiator insulator can lead to overheating, coolant leaks, or damage to the radiator and hoses. Replacing it proactively can prevent costly repairs down the line.

5. **Easy Installation** This part is relatively straightforward to replace, especially if you have basic mechanical skills. It typically requires removing the radiator cap, disconnecting hoses, and securing the new insulator in place.

6. **Compatibility with Aftermarket Parts** While OEM, this part may also work with high-quality aftermarket alternatives if sourced from trusted brands, potentially offering cost savings without sacrificing performance.

---

1. **High Cost** OEM parts are generally more expensive than aftermarket alternatives. The price of the Mercedes-Benz radiator upper insulator can be significantly higher, depending on the supplier and region.

2. **Limited Availability** Depending on your location, finding an authorized dealer or a reliable source for this specific part may require extra effort, potentially increasing shipping times or costs.

3. **Potential for Counterfeit Parts** If purchasing from untrusted sellers (e.g., online marketplaces without verification), there is a risk of receiving fake or substandard parts that could fail prematurely or cause damage.

4. **Labor Costs if Professional Installation is Needed** While the part itself is replaceable by a DIYer, some owners may prefer professional installation, which adds to the overall expense.

5. **Mixed Reviews on Aftermarket Alternatives** Some aftermarket insulators may not meet the same quality standards as OEM parts, leading to leaks, poor sealing, or reduced performance. Researching reputable brands is essential if considering alternatives.

6. **Environmental and Disposal Concerns** Like all automotive parts, the old insulator must be disposed of properly. If not recycled or disposed of correctly, it could contribute to environmental waste.

---

### **Conclusion**

The **Mercedes-Benz 202-504-11-12 radiator upper insulator** is a high-quality, reliable component that ensures proper cooling system function. Its OEM status guarantees compatibility and durability, making it a strong choice for owners who prioritize long-term performance and peace of mind. However, the higher cost and potential challenges in sourcing or installation may deter some buyers.

For most Mercedes-Benz owners, the **benefits of using an OEM part outweigh the drawbacks**, especially if the vehicle is under warranty or if the cooling system is critical to its operation. If budget is a concern, thoroughly researching aftermarket alternatives from trusted brands (e.g., Mann Filter, ACDelco, or Bosch) can provide a cost-effective solution without compromising too much on quality.

### **Recommendation**

- **If you value reliability and warranty coverage**, purchase the **OEM Mercedes-Benz part** from an authorized dealer or a reputable online retailer (e.g., Amazon, RockAuto, or local Mercedes-Benz service centers).

- **If cost is a primary concern**, compare aftermarket options from well-reviewed brands (e.g., Mann Filter s **MANN-FILTER LX 100 100 100 100** or **ACDelco 12R104**) and ensure they meet Mercedes-Benz specifications.

- **Always verify the part number** before purchasing to avoid counterfeit or incorrect replacements.

- **Consider professional installation** if you are unsure about the process, as improper handling could lead to leaks or cooling issues.

Ultimately, investing in the correct radiator upper insulator whether OEM or high-quality aftermarket will help maintain your Mercedes-Benz s cooling efficiency and prevent future mechanical problems.

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. 2.8L, inline. Electrical parts are not returnable.

3.2L, with supercharger.

part #: 2025041112 prices

• $12.41-$30.78

specifications ocoosys:

• for makes: Mercedes
• for years: 1994-2004
• mpn: 202-504-11-12
• model: Slk32 Clk430 Clk55 C280 C220
• part type: Radiator Insulator
• genuine oem: Yes
• manufacturer warranty: 1 Year
• universal fitment: Direct Replacement
• make: Mercedes-benz
• year: 1994 1995 1996 1997 1999 2000 2001 2002 2003 2004
• parts included: Only Part Reference 4 On The Diagram Is Included

offer ocoosys:

• sold: 0
• availability: In Stock
• started: March 1, 2026
• options: Ship-to-home
• quantity: 4

shipping ocoosys:

• cost: $18.88
• transit: 5-10 Days
• type: Fixed
• service: Standard
• class: Standard

seller ocoosys:

• # reviews: 0
• city: Clearwater, Florida
• rating: 0.0%

general ocoosys:

• Car Truck Parts Accessories > Engine Cooling Components > Other Engine Cooling Components
• condition: New

returns ocoosys:

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

payments ocoosys:

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

Mercedes 202-504-11-12 Is Similar To:

• 0005000185 Genuine Mercedes New Radiator Drain Plug (54.4% similar) Fitment please see the compatibility's section. To ship the parts, you would get a credit of Europa's. Standard shipping is sent via FedEx smart post which a 5-9 day economy service. 95 and is only available to the USA. Mercedes-benz: 190D 190E 260E 300CE 300D 300E 300SD 300SE 300SEL 300SL 300TD ...(August 17th, 2018)
• 0025422517 Genuine Mercedes Temperature Sender (48.3% similar) Original MB number is now changed to or genuine mercedes temp sensor sender fit many 113 model's...(June 22nd, 2018)
• 0041539728 Mercedes-benz 06 09 E350 (40.4% similar) Local pick-up is available if prior arrangements are made. Buyer pays for all return shipping costs. Shipping costs are only covered on a case by basis...(January 20th, 2018)
• 0051532328 Mercedes-benz Mercedes Oem 10-16 (37.6% similar) This part fits vehicles made in the following years 2010 , 2011 , 2012 , 2013 , 2014 , 2015...(October 23rd, 2017)
• 0081533528 Mercedes-benz Mercedes Oem 10-12 (37.6% similar) Est, Mon to Fri...(April 27th, 2017)
• 05137500aa Mercedes Benz Sprinter 2004-2006 (34.2% similar) Free shipping. Brand new Mopar 05137500AA-001 lower water pump tube with bracket. Fits sprinter with...(January 15th, 2018)
• 135909 R350 Radiator Core Supp 251 Type Fits 06-10 Mercedes R-class 109-50121 (19.9% similar) If an item arrives damaged, please via message within 24 hours for instructions. No expedited shipping is available...(November 2nd, 2016)
• 121 200 01 58 Mercedes-benz 1955-58 Mercedes 180a 190 (39.4% similar) ...(December 27th, 2016)
• 1236900980 Genuine Mercedes New Quarter (40.7% similar) To ship the parts, you would get a credit of discounted shipping and combined is available on our web site. Standard shipping is sent via FedEx smart post which a 5-9 day economy service. More detailed information is available in the compatibility's section above. Fitment please see the ...(September 5th, 2017)
• 1294760017 Mercedes Benz Ac Cooler Heat Exchange (34.4% similar) ...(April 24th, 2018)
• 1405280704 Genuine Mercedes Benz Scoop Air In (52.1% similar) If you would like to request a quote have this product shipped outside of the contiguous us, please...(July 19th, 2018)