MagnaFlow 52524 Direct Fit Catalytic Converter 14-19 Toyota Corolla 1.8L

MagnaFlow 52524 OEM Grade Direct Fit Catalytic Converter for 2014-2019 Toyota Corolla 1.8L

The MagnaFlow 52524 is an OEM Grade Federal/EPA Compliant direct-fit catalytic converter engineered specifically for the 2014-2019 Toyota Corolla 1.8L. MagnaFlow's state-of-the-art metrology department uses advanced 3D scanning during R&D to ensure MAG52524 fits and functions exactly like the original equipment. The spun body design with a single laser fusion weld minimizes leak risk, while the compact, low-mass structure maximizes thermal efficiency. No cutting or welding is required this MAG52524 bolts directly onto your Corolla using the included gaskets and hardware.

Key Features

• OEM-grade ceramic substrate — meets or exceeds Federal EPA emissions standards for OBDII vehicles
• Stainless steel housing — highly corrosion-resistant for long service life
• 2.5 in. mandrel-bent tubing — maximizes exhaust flow with minimal restriction
• Pre-cat and main cat combined format — replaces OE parts 17410-0T551 and 17410-0T561
• Bolt-on installation — includes all gaskets and hardware, no welding required
• Post-cat O2 sensor port — proper sensor location for accurate emissions monitoring
• 3D-scanned fitment — MagnaFlow's metrology lab ensures direct-fit accuracy for MAG52524

What's Included

• 1x MagnaFlow 52524 direct-fit catalytic converter assembly
• Gaskets and installation hardware

Specifications

This Part Fits

Frequently Asked Questions

• Q: Will the MagnaFlow 52524 work on a California-emissions Corolla?
  A: The MAG52524 is a Federal/EPA unit for vehicles registered outside California. California-registered vehicles require a CARB-compliant part number.
• Q: Does this include gaskets and hardware?
  A: Yes. The MagnaFlow 52524 kit includes all gaskets and hardware needed for a complete bolt-on installation.
• Q: Will this clear the check engine light?
  A: Yes, when correctly installed on a Federal-emissions Corolla the MAG52524 is designed to meet OBDII monitor requirements and extinguish any related codes.
• Q: Is this a direct fit or universal converter?
  A: This is a direct-fit unit. It replicates OE geometry using 3D-scanned fitment data  no cutting or welding required.
• Q: What OE part numbers does the 52524 replace?
  A: The MAG52524 interchanges with Toyota OE part numbers 17410-0T551 and 17410-0T561.
• Q: How long is the MagnaFlow warranty on this converter?
  A: Five years and 25,000 miles against emissions failure for Federal-state vehicles; five years and 50,000 miles for California-registered vehicles.
• Q: Does this fit the 2014-2015 model year only as listed in the title?
  A: MagnaFlow's own product page lists fitment through 2019 for the 1.8L Corolla. Confirm your model year and emissions system before ordering.
• Q: Does installation require professional tools?
  A: Standard hand tools are sufficient. Access to a lift is recommended. Allow the exhaust to cool completely before removing the old converter.
• Q: Is the 52524 legal to install on a vehicle with active OBD readiness monitors?
  A: The MAG52524 is EPA-compliant for OBDII Federal vehicles. It is not CARB-compliant. Always verify your state's emissions requirements.

Installation Instructions

Allow exhaust system to cool completely before beginning. Disconnect the negative battery cable. Disconnect the O2 sensor harness. Remove the factory catalytic converter by unbolting the inlet and outlet flanges. Clean the mating surfaces. Install the MagnaFlow 52524 using the supplied gaskets and hardware. Torque flange bolts to factory specification (approximately 30-40 ft-lb). Reconnect the O2 sensor. Reconnect the battery and start the engine to check for leaks. Clear any stored OBD codes and perform a drive cycle to reset the monitors.

WARNING: This product can expose you to chemicals including carbon monoxide and polycyclic aromatic hydrocarbons, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov.