Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 52431. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This Direct-Fit Manifold Catalytic Converter is designed to fit the 2013-2024 Toyota 4Runner 4.0L & 2013-2014 Toyota FJ Cruiser 4.0L. MagnaFlow 52431 includes (2) Bolts Hex 10-1.25mm x 40mm, (2) Nuts Hex Stover 10-1.25mm, (2) Bolts Hex 6-1.0 x 20mm, (1) Gasket Crush Ring, (1) Gasket 6-Bolt, (1) Gasket 2-Bolt and interchanges with OE parts 17140-31610. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.
Features
- Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation
- High Strength 16 Gauge 409 Stainless Steel Tubing For Exceptional Corrosion Resistance And Maximum Service Life
- Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
- Expertly Crafted To Replicate Oem-Like Flow Dynamics/Maintaining Factory Performance And Fuel Efficiency
- Compact/Lightweight Construction Enables Installation In Confined Areas/Welding Is Required
- Simplifies installation with essential gaskets and hardware being included in the box
- Durable 308 stainless steel MIG welds
Listed for 1 vehicle: the fitment table on this page shows each year, make and model it fits.
MagnaFlow 2013 FJ Cruiser V6 4 OEM Manifold Direct Fit Converter
- Canadian company, prices in CAD
- Shipping and duties shown before you pay, no surprises at the door
- Special order, final sale, see policy
Vehicle fitment
Estimated fitment — verify before purchase| Years | Make | Model |
|---|---|---|
| 2013 | Toyota | FJ Cruiser |
Specifications
Manufacturer data for this part — all visible, no tabs to dig through.
| Brand | Magnaflow |
| Part number | MAG52431 |
| Category | Exhaust & Performance |
Customer reviews

Worth adding
Useful in any truck — ships separately in its own box.
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