MagnaFlow 452029 Catalytic Converter with Integrated Exhaust Manifold - Front

CARB-Compliant Direct-Fit Replacement

MagnaFlow 452029 is a California Grade, CARB-compliant direct-fit catalytic converter with integrated exhaust manifold for select Honda applications. Built for the 1996-2000 Honda Civic and 1996-1997 Honda Civic del Sol, it is engineered to match OE fitment and restore proper exhaust flow while helping keep the check engine light off.

The MagnaFlow California Converters line focuses on direct-fit emissions replacements that follow original equipment packaging and installation points. This unit uses stainless steel construction, a ceramic substrate, and bolt-on inlet and outlet connections for a factory-style replacement on the listed vehicles.

Key Features

• Direct-fit catalytic converter with integrated exhaust manifold design
• CARB-compliant for legal use in CA/CARB restricted states on listed vehicles
• Stainless steel converter body and tubing for corrosion resistance
• Ceramic substrate for emissions control
• Bolt-on inlet and outlet connections
• Pre- and post-converter oxygen sensor locations
• Includes mounting hardware
• Interchanges with OE part numbers 18160-P2E-A12 and 18160-P2E-A22

Detailed Description

MagnaFlow 452029 is designed as a replacement catalytic converter with integrated exhaust manifold for select Honda Civic and Honda Civic del Sol models. It is built using stainless steel materials and a compact, low-mass layout that supports thermal efficiency. MagnaFlow uses 3D scanning during development to replicate OE dimensions, and the spun-body style with a single laser fusion weld is intended to reduce leak points compared with more complex seam designs. This part cross-references OE numbers 18160-P2E-A12 and 18160-P2E-A22 for the same application.

Fits 1996 Honda Civic, N/A; Fits 1996 Honda Civic del Sol, N/A; Fits 1997 Honda Civic, Front and N/A; Fits 1997 Honda Civic del Sol, Front and N/A; Fits 1998 Honda Civic, N/A; Fits 1999 Honda Civic, N/A; Fits 2000 Honda Civic, N/A. Use this MagnaFlow 452029 replacement when servicing a CARB-certified exhaust manifold and catalytic converter assembly on the listed Honda Civic and Honda Civic del Sol vehicles.

Common Issues This Part Can Address

• Failed catalytic converter emissions testing
• Check engine light related to catalyst efficiency
• Corrosion or cracking in the original exhaust manifold/converter assembly
• Exhaust leaks at the manifold or converter flange
• Fitment problems caused by damaged or missing OE mounting points

Installation Notes and Tips

This is a bolt-on direct-fit replacement, so no cutting or welding is required when installed on the listed vehicles. Verify engine family, certification level, and position before ordering, since fitment varies by model year and emissions configuration. Reuse of corroded factory hardware is avoided by using the included mounting hardware, and proper gasket sealing is important for leak-free installation.

Quality Assurance

MagnaFlow develops this California Grade converter using OE-style scanning and fitment validation to support proper installation and function on the specified Honda applications. It is certified to meet CARB requirements for legal use in California and other CARB-restricted states on the listed vehicles.