| Year | Make | Model |
|---|---|---|
| 1997 - 2005 | Audi | A6 C5 |
| 2019 - 2026 | Audi | S6 C8 |
Magnaflow 51664 DirectFit Converter 00-03 Audi A6 Quattro 4.2L
Magnaflow 51664 DirectFit Converter 00-03 Audi A6 Quattro 4.2L
SKU:51664
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The MagnaFlow Conv DF 00-03 Audi A6 Quattro 4.2L Passenger Side is a direct-fit catalytic converter designed to meet OEM standards and ensure federal EPA compliance. Constructed from highly corrosion-resistant stainless steel and featuring mandrel-bent tubing for optimal exhaust flow, this converter helps keep the check engine light off while maintaining emissions standards. Its precise design, developed using advanced 3D metrology and laser fusion welding, guarantees a leak-free fit and reliable performance. The low-mass, compact construction enhances thermal efficiency, making it a durable and efficient replacement part for your vehicle.
This catalytic converter is compatible with 2000-2004 Audi A6 Quattro 4.2L models and 2002-2003 Audi S6 4.2L, specifically on the passenger side. It is a straightforward, bolt-on replacement that requires no cutting or welding for installation, provided proper tools are used. The part interchanges with OE numbers 4B3 253 058 AX, 4B3 253 058 BX, 4B3 254 550 CX, and 4B3 254 550 GX. Designed for street use and daily driving, this converter ensures compliance with federal emissions regulations for vehicles with OBDII systems, making it suitable for federally registered vehicles.
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Overview
Overview
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 51664. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This Direct-Fit Catalytic Converter is designed to fit the 2000-2004 Audi A6 Quattro 4.2L & 2002-2003 Audi S6 4.2L. MagnaFlow 51664 interchanges with OE parts 4B3 253 058 AX, 4B3 253 058 BX, 4B3 254 550 CX, 4B3 254 550 GX. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.