MagnaFlow HM-Grade Federal/EPA-compliant direct-fit front manifold catalytic converter (50809) for the 2004-2006 Nissan Maxima and 2004-2009 Nissan Quest. Spun-body 409 stainless steel 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, and includes gaskets. Federal/EPA compliant for OBDII vehicles — not legal for sale in California.
| Type | Direct-Fit Manifold Catalytic Converter |
| Grade | HM Grade |
| Material | 409 stainless steel (spun body) |
| Hardware | Gaskets included |
| OEM Replacement | 208A1-7Y100, 208A1-8J410 |
| Position | Front |
| Emissions | Federal/EPA compliant (not legal for sale in California) |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2006 | Nissan | Altima | SE |
| 2005-2006 | Nissan | Altima | SE-R |
| 2005-2006 | Nissan | Altima | SL |
| 2004-2006 | Nissan | Maxima | SE |
| 2004-2006 | Nissan | Maxima | SL |
| 2005-2009 | Nissan | Quest | Base |
| 2004-2009 | Nissan | Quest | S |
| 2004-2009 | Nissan | Quest | SE |
| 2004-2009 | Nissan | Quest | SL |
