OE Quality
60-Day Returns

Eastern Convertors 40909 Catalytic Converter - Left
Overview of Eastern Convertors DIRECT FIT Catalytic Converter 40909
The Eastern Convertors DIRECT FIT Catalytic Converter 40909 is designed specifically for Mercedes-Benz CLK55 AMG, CLK320, and CLK430 models. This federal/EPA direct-fit undercar catalytic converter features an Eco III catalyst type, engineered to meet emissions standards while maintaining vehicle performance.
- Eco III catalyst type for emissions compliance
- Two 2-bolt spinner inlet and outlet connections
- Includes one outlet gasket and outlet hardware
- Equipped with two O2 sensor ports for accurate monitoring
- Overall length of 21.4375 inches for precise fitment
Product Line Details: DIRECT FIT
The DIRECT FIT product line from Eastern Convertors focuses on providing catalytic converters that match factory specifications for direct replacement. This ensures a straightforward installation process without the need for modifications. The 40909 catalytic converter maintains the original equipment design, including inlet and outlet types, sensor ports, and mounting hardware compatibility, making it suitable for Mercedes-Benz CLK55 AMG, CLK320, and CLK430 vehicles.
Detailed Product Description
This catalytic converter features an Eco III catalyst, which is designed to reduce harmful emissions effectively. The inlet and outlet connections use 2-bolt spinner flanges, matching the factory setup for secure attachment. It includes two O2 sensor ports, allowing for proper sensor placement and accurate exhaust gas monitoring. The product comes with one outlet gasket and outlet hardware to ensure a sealed and reliable connection. With an overall length of 21.4375 inches, this converter fits precisely in the undercarriage of compatible Mercedes-Benz CLK models.
Common Applications and Issues Addressed
- Replacement for clogged or damaged catalytic converters
- Restores proper emissions control for Mercedes-Benz CLK55 AMG, CLK320, and CLK430
- Helps resolve check engine light issues related to catalyst efficiency
- Improves exhaust flow and reduces harmful emissions
- Ensures compliance with federal and EPA emissions regulations
Installation Notes and Tips
Installation requires matching the 2-bolt spinner inlet and outlet connections to the vehicle’s exhaust system. The converter includes one outlet gasket and outlet hardware; however, no inlet gasket or hardware is provided, so verify if additional parts are needed before installation. Proper torque specifications should be followed to avoid leaks. The two O2 sensor ports must be connected to the vehicle’s sensors to maintain accurate emissions monitoring.
Quality Assurance and Warranty
Eastern Convertors manufactures the DIRECT FIT catalytic converter 40909 to meet federal and EPA standards for emissions control. The product is designed for durability and reliable performance in Mercedes-Benz CLK55 AMG, CLK320, and CLK430 models. Warranty details are provided by the manufacturer and should be confirmed at the time of purchase.
| Brand | Eastern Convertors |
| Part Number | 40909 |
| Position | DIRECT FIT, Left |
| Catalyst Type | Eco iii |
| Inlet Gasket Qty | None |
| Inlet Hardware | None |
| Inlet Type A | 2 bolt spinner |
| O2 Sensor Ports | 2 |
| Outlet Gasket Qty | 1 |
| Outlet Hardware | Yes |
| Outlet Type A | 2 bolt spinner |
| Overall Length (IN) | 21.4375 |
| Type | Federal / epa direct-fit undercar |
This part fits 13 vehicles. Search below:
| Year | Make | Model | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2003 | Mercedes-Benz | CLK320 | Convertible | 3.2L | V6 | Left | Undercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT |
| 2003 | Mercedes-Benz | CLK430 | Convertible | 4.3L | V8 | Left | Undercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT |
| 2002 | Mercedes-Benz | CLK320 | 3.2L | V6 | Left | Undercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT | |
| 2002 | Mercedes-Benz | CLK430 | 4.3L | V8 | Left | Undercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT | |
| 2002 | Mercedes-Benz | CLK55 AMG | 5.5L | V8 | Left | Undercar; Single Outlet; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT | |
| 2001 | Mercedes-Benz | CLK320 | 3.2L | V6 | Left | Undercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT | |
| 2001 | Mercedes-Benz | CLK430 | 4.3L | V8 | Left | Undercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT | |
| 2001 | Mercedes-Benz | CLK55 AMG | 5.5L | V8 | Left | Undercar; Single Outlet; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT | |
| 2000 | Mercedes-Benz | CLK320 | 3.2L | V6 | Left | Undercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT | |
| 2000 | Mercedes-Benz | CLK430 | 4.3L | V8 | Left | Undercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT | |
| 1999 | Mercedes-Benz | CLK320 | 3.2L | V6 | Left | Undercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT | |
| 1999 | Mercedes-Benz | CLK430 | 4.3L | V8 | Left | Undercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT | |
| 1998 | Mercedes-Benz | CLK320 | 3.2L | V6 | Left | Undercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.