MagnaFlow CARB-Grade California-compliant direct-fit catalytic converter (5411022) for the 2004 Nissan Maxima and 2006 Nissan Altima 3.5L. 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, and includes gaskets and hardware. Interchanges with OE parts 208A1-7Y100 and 208A1-8Y000. Meets CARB requirements for legal use in California and CARB states.
| Type | Direct-fit catalytic converter |
| Grade | California Grade (CARB compliant) |
| Material | 409 stainless steel, spun body |
| Hardware | Gaskets & hardware included |
| OEM Replacement | 208A1-7Y100, 208A1-8Y000 |
| Emissions | CARB compliant — legal in California and CARB states |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2006 | Nissan | Altima | SE |
| 2006 | Nissan | Altima | SE-R |
| 2006 | Nissan | Altima | SL |
| 2004 | Nissan | Maxima | SE |
| 2004 | Nissan | Maxima | SL |
