MagnaFlow OEM-Grade Federal/EPA-compliant direct-fit catalytic converter (51452) for the 2000-2003 Audi A8 Quattro 4.2L (driver side). Spun-body 409 stainless construction with mandrel-bent tubing and a single laser-fusion weld replicates the OE design for smooth flow and a leak-resistant seal; installs with no cutting or welding. Interchanges with OE parts 4D0 131 090 HX, 4D0 131 090 QX, 4D0 253 058 RX, 4D0 254 400 AX and 4D0 254 400 BX. Federal/EPA compliant (not for sale in California) for OBDII vehicles.
| Type | Direct-fit catalytic converter |
| Grade | OEM Grade |
| Material | 409 stainless steel |
| Position | Driver side |
| OEM Replacement | 4D0 131 090 HX, 4D0 131 090 QX, 4D0 253 058 RX, 4D0 254 400 AX, 4D0 254 400 BX |
| Emissions | Federal/EPA compliant (not for sale in California) |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1997-2003,2005 | Audi | A8 Quattro | Base |
| 2000-2005 | Audi | A8 Quattro | L |
