WCD500452 | Catalytic Converter LH - 4.0 V6, 4.4 V8 | Discovery, Range Rover Sport
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To check the stock of Genuine Parts before placing an order please use our Contact Us page
Land Rover Part Number: WCD500452 - Catalytic Converter LH
WCD500452 is a left-hand catalytic converter fitted to the exhaust system of 4.0 litre Cologne V6 and 4.4 litre AJ petrol V8 engines. It contains catalyst substrates with precious metal coatings in a honeycomb structure that promote chemical reactions to reduce carbon monoxide, hydrocarbons and oxides of nitrogen as exhaust passes through. The unit is matched to the flow characteristics and temperatures produced by these engines; replacement parts must match the vehicle's engine type and exhaust routing to avoid emissions faults or reduced engine performance. Use the compatibility data below to confirm fitment against your V.I.N.
Compatibility
- Discovery 3 (2005-2009) - Cologne V6 4.0 EFI SOHC (To VIN 9A999999)
- Discovery 3 (2005-2009) - AJ Petrol 4.4 V8 EFI 220KW
- Discovery 4 (2010-2016) - Cologne V6 4.0 EFI SOHC (From VIN AA000001)
- Range Rover Sport (2005-2009) - AJ Petrol 4.4 V8 EFI 220KW
Frequently Asked Questions
The WCD500452 left-hand catalytic converter contains catalyst substrates in a honeycomb structure coated with precious metals to promote oxidation and reduction reactions that reduce carbon monoxide, hydrocarbons and oxides of nitrogen as exhaust gases pass through. It is matched to the temperatures and flow characteristics of the 4.0 litre Cologne V6 and 4.4 litre AJ petrol V8 engines. Common reasons for replacement are impact damage, contamination or blockages, or when fault codes or emissions tests indicate reduced converter efficiency; always confirm correct engine and VIN fitment before fitting.
| Model | Variant |
|---|---|
| Land Rover Discovery 3 (2005-2009) | Cologne V6 4.0 EFI (SOHC) (To VIN 9A999999) |
| Land Rover Discovery 3 (2005-2009) | AJ Petrol 4.4 V8 EFI (220KW) |
| Land Rover Discovery 4 (2010-2016) | Cologne V6 4.0 EFI (SOHC) (From VIN AA000001) |
| Land Rover Range Rover Sport (2005-2009) | AJ Petrol 4.4 V8 EFI (220KW) |
If you are unsure of compatibility with your vehicle, you can also confirm by checking against your V.I.N. Simply reach out to us with your V.I.N and desired part number via our Contact page or use our Finding Part Numbers page.
Replace the WCD500452 catalytic converter if it is damaged, blocked or contaminated, or when fault codes or a failed emissions test indicate reduced converter efficiency. Inspect the exhaust and emissions during related services to determine whether replacement is required.
- C8 products are usually supplied by Britpart.
All products and accessories available on LRDirect.com come with a 2-year warranty.