MagnaFlow Rear Manifold Catalytic Converter - Toyota Sienna / Highlander 2004-2007 3.3L

MagnaFlow's California Grade Direct-Fit Manifold Catalytic Converter 5582837 replaces the rear-bank exhaust manifold and primary catalytic converter as a single CARB-compliant assembly, installing with no cutting or welding required. It is built with a spun body, a single laser fusion weld to minimize leak points, high-strength 16 gauge 409 stainless steel tubing, and 308 stainless MIG welds for durability. The unit is legal for sale and installation in all 50 states, and the required gaskets and hardware are included.

Specifications

This part fits:

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