The MagnaFlow 5481601 is a California Grade CARB compliant direct-fit catalytic converter for the left side of the 3.5L V6, with a round spun body, 2.25 inch flanged inlet and outlet and a 17.375 inch overall length. It carries CARB EO D-193-177, is New York certified, and has one post converter O2 sensor port. Mandrel-bent 16 gauge 409 stainless tubing and 308 stainless MIG welds replicate OEM flow, and two flange gaskets with bolts, nuts and washers are included for installation with no cutting or welding.
Specifications
| Type | Direct-fit catalytic converter, California Grade CARB compliant |
| Position | Left |
| Emissions | CARB EO D-193-177; New York certified |
| Engine | 3.5L V6 |
| Body | Round, spun |
| Inlet / Outlet | 2.25 in, flanged |
| Overall Length | 17.375 in |
| O2 Ports | 1 (post converter) |
| Material | 16 gauge 409 stainless steel, ceramic substrate |
| Included | 2 flange gaskets, 5 bolts, 5 nuts, 5 flat washers |
| Fitment Note | RWD models only |
| Quantity | 1 |
| Part Number | 5481601 |
| Warranty | 5 years/50,000 miles construction and 5 years/50,000 miles emissions (limited) |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2008 | INFINITI | FX35 | Base |
Shipping
- Orders placed before 3 PM EST typically ship the same business day. Larger items ship within 1 to 3 business days.
- Standard, expedited, and overnight options at checkout.
- Oversized items ship by freight and take longer.
- Special order items follow a lead time we confirm with you individually before the order is committed.
- Backordered items ship as soon as stock lands. Lead times are manufacturer estimates and can change. Contact us for current ETAs.
- Need to cancel? Email us right away. Cancellations are not guaranteed once an order is in process. In-stock orders cancel free before they ship; a 6% fee applies only to confirmed backorders and special orders.
- 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 days from delivery to request and ship back a return on new, uninstalled items in original packaging with all hardware.
- Standard returns: 8% restocking fee on the item price before tax and shipping. Shipping is not refunded in either direction. All waived if the item is defective or we made the error.
- Fitment guaranteed: select your vehicle above, or confirm fitment with us in writing before you order. If the part shows as a fit and it is wrong, the return is on us, even after installation. Otherwise, installed or used parts cannot be returned.
- Final sale: special orders, coilovers, electronics, engine internals, turbochargers, superchargers and turbo kits, unless defective or we sent the wrong item.
- Product images may be representative. The SKU and specifications in the listing are what ships.
- Email us for return authorization before shipping anything back.
Full details: Shipping Policy · Returns & Refunds · Warranty
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