Mercedes SL-Class Catalytic Converter R129 (1989-2001)

The Mercedes SL-Class R129 catalytic converter fits several petrol engine variants produced between 1989 and 2001, including:

• SL 280 with 2.8L V6 engine
• SL 320 with 3.2L inline-6 engine
• SL 500 with 5.0L V8 engine (engine code M 119.960)

Refer to specific chassis or VIN numbers for precise compatibility, typically covering models up to chassis F125157.

The main specifications for this catalytic converter include:

• Weight: approximately 6.3 kg
• Fuel type: petrol only
• Approval: E-Mark certified
• Meets Euro 3 emission standards
• Installation side: often rear axle for some variants
• Compatible with ATE brake systems in certain models

SL R129 catalytic converters can be identified by various part numbers including:

• Article number JMJ 1091611
• Reference BM91421
• Compatibility confirmed with VIN numbers up to chassis F125157

Always confirm the exact part number for your vehicle to ensure correct fitment.

Prices typically range from approximately 197 to 210 EUR depending on the supplier and stock availability.

Delivery times usually range from 3 to 4 working days, with express options available in some cases.

A 24-month guarantee is commonly offered by reputable suppliers, providing peace of mind.

High-quality catalytic converters ensure:

• Optimal reduction of exhaust emissions
• Durability and long service life
• Compliance with Euro 3 emission standards
• Proper fitment that preserves vehicle performance and fuel efficiency

Choosing quality parts helps maintain your vehicle’s emission system integrity and environmental compliance.

The catalytic converter is a main component of the exhaust system, designed to reduce harmful emissions.

It works by converting toxic gases from the engine’s exhaust into less harmful substances through chemical reactions facilitated by precious metal catalysts inside the converter.

• It helps reduce pollutants such as carbon monoxide, hydrocarbons, and nitrogen oxides.
• Proper installation and a well-functioning catalytic converter support overall exhaust system performance and meet emission regulations.

Note that the catalytic converter should be matched correctly to your engine type for best results.

Reliable suppliers offer brand-new catalytic converters manufactured to strict European standards with high-quality materials.

• Look for parts manufactured with INOX 409 stainless steel and certified by TÜV or E-Mark compliance.
• Ensure the catalytic converter meets or exceeds Euro 3 emission norms applicable for your vehicle.
• Choose suppliers providing warranties (e.g., 3 years) and aftersales support for installation guidance.

Always verify compatibility with your vehicle’s VIN or part number before purchase.

Many professional suppliers offer value-added services such as:

• Technical support via phone or email for installation assistance
• Real-time delivery tracking and express shipping options
• Possibility to earn loyalty points or discounts on future orders
• Collection and recycling of old catalytic converters to promote environmental care

Consider choosing suppliers who provide comprehensive customer service to ensure smooth, expert purchase and installation experience.

Protect your vehicle’s emission system with genuine, approved replacement catalytic converters for the Mercedes SL-Class R129.