The MagnaFlow 4651597 is a California Grade CARB compliant direct-fit catalytic converter for the right side of the 5.7L V8, with a spun body, flanged inlet, pipe connection outlet and a 57.75 inch overall length. It carries CARB EO D-193-189, is New York certified, and has two sensor ports for pre and post converter O2 sensors. Mandrel-bent 16 gauge 409 stainless tubing, a precision stamped collector and 308 stainless MIG welds replicate OEM flow, and it replaces OE 55366326AA, AB and AC with an included clamp and no cutting or welding.
Specifications
| Type | Direct-fit catalytic converter, California Grade CARB compliant |
| Position | Right |
| Emissions | CARB EO D-193-189; New York certified |
| Engine | 5.7L V8 |
| Body | Spun, no heat shield |
| Inlet / Outlet | Flanged inlet, pipe connection outlet |
| Overall Length | 57.75 in |
| O2 Ports | 2 (pre and post converter) |
| Material | 16 gauge 409 stainless steel, ceramic substrate |
| Included | 1 clamp |
| Quantity | 1 |
| Part Number | 4651597 |
| OE Replacement | 55366326AA, 55366326AB, 55366326AC |
| Warranty | 5 years/50,000 miles construction and 5 years/50,000 miles emissions (limited) |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2005 | Dodge | Ram 1500 | Laramie |
| 2004-2005 | Dodge | Ram 1500 | SLT |
| 2004-2005 | Dodge | Ram 1500 | ST |
Shipping
- Items stocked at OneFastShop and ordered before 3 PM ET typically ship the same business day. Items stocked with our distributors usually ship within 1 to 3 business days.
- 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 cannot 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
