Volkswagen Bora Catalytic Converter (1998-2005)

The catalytic converter in a Volkswagen Bora is a crucial component of the vehicle's exhaust system. It transforms harmful gases such as carbon monoxide (CO), nitrogen oxides (NOx), and hydrocarbons (HC) into less harmful substances like carbon dioxide (CO2) and water (H2O) through chemical reactions, ensuring compliance with Euro4 and higher emission standards.

The catalytic converter contains a ceramic or metallic monolith coated with precious metals such as platinum, palladium, and rhodium. Operating at high temperatures above 420°C, it facilitates oxidation and reduction reactions: rhodium and platinum reduce NOx, while platinum and palladium oxidize CO and HC. Oxygen sensors before and after the converter monitor air-fuel mixture for optimal engine performance and emissions control.

Symptoms of catalytic converter failure in the Volkswagen Bora include:

• Opaque smoke from the exhaust
• Metallic noises or vibrations underneath the vehicle
• Reduced engine power and frequent stalling
• Check Engine light flashing, often with error code P0420

These issues may be due to rich air-fuel mixtures, fuel quality, clogging, or damage to the internal monolith.

Replacement is necessary if the catalytic converter is clogged, damaged internally, or causing check engine light errors like P0420 that affect vehicle performance. Immediate diagnostics with OBD tools are recommended if symptoms appear, to avoid engine damage and restore optimal fuel efficiency and power.

• If the converter monolith melts or the honeycomb structure is broken
• When persistent exhaust backpressure reduces engine function
• If repair attempts do not resolve emission test failures

OEM or certified aftermarket parts with appropriate Euro4 compliance should be selected for replacement.

Krosfou offers high-quality, stainless steel catalytic converters for the Volkswagen Bora starting from approximately 61 € up to around 413 €, depending on the model and engine type. Prices include advanced ceramic monoliths certified to meet or exceed Euro4 standards.

• Standard delivery within Europe typically takes 1 to 6 working days with free shipping available on qualifying orders
• Express delivery options provide arrival within 24 to 48 hours
• International shipping is also available, generally delivered within 8 to 15 days

All products come with a 3-year warranty and free returns within 30 days if unused and in original condition.

DIY installation tutorials and videos are available for the Bora, but replacing the catalytic converter requires specific tools like wrenches and a torch, and vehicle lifting equipment for safe access. It is recommended to ensure proper installation to restore performance and avoid further engine issues.

• Replacing the catalytic converter also involves changing the lambda sensors to ensure proper system monitoring
• Following manufacturer installation guides is essential for correct fit and emission compliance

For best results and warranty compliance, professional installation is advised.

Selection depends on the engine type (e.g., 1.8T gasoline or diesel), Euro emission standard (Euro4 or higher), and vehicle model year. Providing your vehicle's VIN or engine reference helps confirm fit and compatibility.

• Krosfou can verify compatibility and provide exact measurements and sensor positions upon request
• Ensure the part matches the engine displacement and fuel type (petrol/diesel/alternative fuels)
• Only certified and approved parts with E24-103R European certification should be chosen

Selecting an OEM equivalent or high-quality aftermarket part from a reputable manufacturer ensures longevity and proper vehicle operation.

Krosfou offers various shipping options tailored to customer location across countries including Germany, Wolfsburg, and wider Europe:

• Standard delivery to home, garage, or pickup points with delivery time from 1 to 6 working days in Europe
• Express shipping within 24 to 48 hours for urgent needs, pricing varies by carrier
• International delivery with longer transit time and tracked shipping by DHL, UPS, or similar services
• Free shipping for qualified orders over specified minimums

All products carry a 3-year warranty covering up to 100,000 km of use, supported by technical expert assistance and free returns within 30 days for unused items in original packaging. Krosfou ensures direct-from-factory high-quality products with guaranteed fit, performance, and compliance to environmental standards.