MagnaFlow CARB-grade (3391886) direct-fit catalytic converter for the 1985-1995 Toyota 4Runner 2.4L. 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; it installs with the proper tools — no cutting or welding required. Includes (2) flat ring gaskets for a proper seal. CARB compliant for legal use in California and CARB states.
Specifications
| Type | Direct-fit catalytic converter |
| Grade | California CARB-compliant |
| Material | 409 stainless steel (spun body) |
| Hardware | (2) Flat Ring Gaskets |
| OEM Replacement | 17410-02090, 17410-11690, 17410-16880, 18450-08020, 18450-16250, 18450-16360, 18450-16380, 18450-16400, 18450-16420, 18450-16500, 18450-16580, 18450-35011, 18450-35100, 18450-35150, 18450-73020, 18450-73081, 18450-73110, 18450-73120, 18450-74480, 18450-75060 |
| Emissions | CARB compliant (CA legal) |
| Part Number | 3391886 |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1985-1989 | Toyota | 4Runner | DLX |
| 1985-1995 | Toyota | 4Runner | SR5 |
| 1984-1995 | Toyota | Pickup | Base |
| 1986-1987 | Toyota | Pickup | Base Turbo |
| 1984-1995 | Toyota | Pickup | DLX |
| 1984-1990 | Toyota | Pickup | SR5 |
| 1985-1988 | Toyota | Pickup | SR5 Turbo |
| 1984-1987 | Toyota | Van | Wagon Crg |
| 1984-1987 | Toyota | Van | Wagon DX |
| 1984-1987 | Toyota | Van | Wagon LE |
Shipping
- In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
- Standard, expedited, and overnight options at checkout.
- Oversized items ship by freight and take longer.
- Backordered items ship as soon as stock lands — contact us for lead times.
- International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.
Returns
- 30-day returns on new, uninstalled items in original packaging with all hardware.
- Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
- Installed or used parts can’t be returned — confirm fitment before you install.
- Special orders and custom items are final sale.
- Email us for return authorization before shipping anything back.
Full details: Shipping Policy · Refund Policy
