Exhaust Nissan Kubistar (2003-2009)

The Nissan Kubistar (2003-2008 models) exhaust system is mainly composed of flexible pipes, rear and central silencers, universal catalytic converters, and exhaust pipes including sport and universal types. The system includes:

• Flexible exhaust pipes in 45mm, 55mm, and 60mm diameters with various lengths to absorb vibrations and heat.
• Rear silencers and universal or sport exhaust boxes with lengths ranging approximately from 700mm to 1230mm.
• Universal rectangular catalytic converters compatible with gasoline and diesel engines, typically around 400mm in length.
• Central silencers and main exhaust pipes.

Indicators that your Nissan Kubistar’s exhaust system might need maintenance or replacement include:

• Abnormal or increased exhaust noise.
• Loss of engine power or performance issues.
• Visible smoke such as white smoke, or fluid leaks including oil from the exhaust area.
• Corrosion or holes in exhaust pipes causing visible leaks.
• Cracked, broken, or heavily rusted exhaust components.

For minor exhaust leaks or small holes, temporary repairs can be done using high-temperature resistant tape or mastic. However, for advanced corrosion or damage, replacement of the affected parts is recommended to ensure proper function and safety.

• Regularly inspect for corrosion and leaks.
• Use appropriate tools and high-temperature resistant materials when performing repairs.
• Replace gaskets, sensors, and injectors as per manufacturer recommendations during exhaust system replacement.
• Ensure metal connections are copper-based where required for tight seals.

Always verify compatibility with Kubistar X76/Van models and their engine types before replacing exhaust components.

When changing exhaust parts, consider the following technical points:

• Confirm the exact engine type, displacement, and power output for compatibility.
• Replace sensors such as Lambda sensors when fitting new catalytic converters.
• Follow correct assembly instructions to avoid damaging parts or affecting engine control systems.
• Use parts manufactured in durable stainless steel to ensure long-lasting performance.
• Check that the catalytic converter matches the emission standards required for your vehicle.

Professional installation is recommended to maintain optimal vehicle performance and exhaust system function.

The catalytic converter plays a key role in reducing harmful emissions by converting exhaust gases into less harmful substances. For the Nissan Kubistar, these converters are typically universal rectangular units compatible with Euro 4 gasoline and diesel engines.

• They contain a honeycomb structure coated with rare metals to facilitate chemical reactions.
• They reduce pollutants such as carbon monoxide, hydrocarbons, and nitrogen oxides.
• Proper functioning depends on sensors and correct engine operation including fuel and air control.

Replacing a faulty catalytic converter is essential for compliance with emission standards and maintaining engine performance.

Flexible exhaust pipes serve to absorb engine vibrations and thermal expansion, preventing damage and ensuring the exhaust system remains securely connected.

They are available in different diameters (45mm, 55mm, 60mm) and lengths (100mm to 300mm) suitable for specific mounting locations on the Nissan Kubistar.

• Help reduce stress on fixed exhaust pipes and silencers.
• Increase durability and lifespan of the exhaust system.
• Facilitate easy installation and alignment.

Regular inspection and timely replacement of flexible pipes prevent leaks and maintain proper exhaust flow.

Checking your exhaust system involves both visual inspection and listening for unusual symptoms:

• Look for visible signs of corrosion, holes, cracks, or broken parts.
• Listen for abnormal exhaust noises, such as loud rumbling or hissing.
• Watch for changes in engine performance or fuel consumption.
• Check for exhaust smoke color changes indicating engine or exhaust issues.
• Ensure no oil or liquid leaks from the exhaust system or nearby engine components.

Regular maintenance and monitoring with appropriate diagnostic tools will help in early detection and prevent major repairs.

Krosfou supplies high-quality new exhaust components manufactured in Europe with guaranteed durability and compliance to manufacturer specifications.

• Products include stainless steel catalytic converters and DPFs with a 3-year warranty, covering use up to 100,000 kilometers.
• Parts are direct from factory, designed for maximum performance and compliance with European emissions regulations.
• Technical support and installation guides are provided to ensure correct fitting and function.
• Free returns accepted within 30 days for unused products in original condition.
• Professional installation and adherence to technical instructions are required for warranty coverage.

Choosing Krosfou parts ensures reliable, certified quality for maintaining your Nissan Kubistar's exhaust system and engine efficiency.