Exhaust Smart Fortwo

Smart Fortwo exhausts come in several categories to suit different needs :

• Approved stainless steel silencers compliant with CE and Euro 5 standards, made from AISI 304 steel
• Sport exhausts from brands offering multiple outlet configurations
• Brabus Performance systems specifically designed for turbo engines with central outlets and rear skirts
• Group A or N lines for major modifications with improved performance

Compatibility varies by generation :

• Smart Fortwo 450 (2001-2004) : Compatible with 0.6L and 0.7L turbo engines
• Smart Fortwo 451 (2007 and later) : Supports turbo 62 kW pre-facelift engines and 1.0 M132 engines with 71 or 84 HP
• Smart Fortwo 453 : Features stainless steel duplex silencers with 40 mm line diameter

Key specifications generally include :

• Length around 980 mm depending on the model
• Inner diameter from 35 to 40 mm
• Outlet diameter commonly 73 mm
• Constructed entirely from stainless steel (AISI 304 / 1.4301)
• Certifications for CE, Euro 5 and Group N compliance

These features ensure durability, regulatory compliance, and proper fitment for performance.

Several reputable suppliers provide Smart Fortwo exhausts :

• RC Racing - CE approved ranges with high quality sound
• Brabus - Original performance exhaust systems
• Fox Exhausts - Certified stainless steel duplex silencers
• NSB Concept - Specialists in Group A/N modifications
• DTM Parts - Silencers in the style of Brabus including rear skirts

All focus on quality and compatibility with various Smart Fortwo models.

Yes, exhaust modifications must comply with traffic regulations :

• Exhaust systems must meet homologation and emissions standards
• Installing non-compliant parts like "african pipes" that remove catalytic converters is illegal in urban areas
• These modifications increase noise and pollution by disabling exhaust gas treatment

It is important to ensure any exhaust upgrade respects these rules to avoid sanctions and keep the vehicle road-legal.

Modifying part or all of the exhaust line can provide performance benefits :

• Improved engine output thanks to optimized exhaust flow
• Enhanced sound quality and character depending on the exhaust type
• Potential fuel efficiency improvement under certain configurations

Careful selection and installation by experienced professionals is recommended to gain these benefits.

Yes, the majority of silencers are designed for direct replacement of the original part :

• Fit onto existing mounting points and connections
• Require minimal modification for proper sealing and alignment
• Compatible with standard Smart Fortwo chassis components

This simplifies installation, reduces costs, and maintains manufacturer compatibility.

Specialist websites and providers offer comprehensive catalogs, technical sheets, and customer reviews, including :

• DTM Parts
• ED Smart Parts
• NSB Concept
• RC Racing
• Fox Exhausts
• Kiauto

These resources help you select compatible and efficient exhaust components for your Smart Fortwo vehicle.

For specific product quality and warranty information, Krosfou offers high-quality stainless steel catalytic converters and Diesel Particulate Filters (DPFs) with a 3-year warranty, backed by TÜV SÜD certifications and European manufacturing standards.