MagnaFlow California-grade, CARB-compliant direct-fit catalytic converter (4481476) for the 1998-1999 Chevrolet Camaro Z28/Z28 SS and Pontiac Firebird Formula/Trans Am 5.7L LS1. Spun-body 409 stainless with mandrel-bent tubing replicates the OE design for smooth flow and a leak-resistant laser-fusion weld; installs with no cutting or welding and includes gaskets and hardware. CARB EO D-193-179 — legal in California and CARB states.
Specifications
| Type | Direct-fit catalytic converter |
| Material | 409 stainless, spun body |
| Install | Bolt-on, no welding; gaskets & hardware included |
| Emissions | CARB EO D-193-179 (CA legal) |
| Part Number | 4481476 |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1998-1999 | Chevrolet | Camaro | Z28 |
| 1998-1999 | Chevrolet | Camaro | Z28 SS |
| 1998-1999 | Pontiac | Firebird | Formula |
| 1998-1999 | Pontiac | Firebird | Trans Am |
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
