MagnaFlow 3391886 Catalytic Converter

California Direct-Fit Catalytic Converter

MagnaFlow 3391886 is a California Grade, CARB-compliant direct-fit catalytic converter built for specific Toyota applications. It is designed for the 1984-1995 Toyota Pickup, 1985-1995 Toyota 4Runner, and 1984-1987 Toyota Van, with bolt-on inlet and outlet connections for a direct replacement.

Part number 3391886 uses stainless steel construction, a ceramic substrate, and a spun-body design to match OE-style fitment and exhaust routing. MagnaFlow’s Direct-Fit CALIFORNIA PRE-OBDII CONVERTERS line focuses on vehicle-specific replacement parts for pre-OBDII Toyota trucks and vans that must meet California emissions requirements.

Key Features

• Direct-fit catalytic converter for specific pre-OBDII Toyota applications
• CARB-compliant design for legal use in California and other CARB-restricted states on listed vehicles
• Stainless steel body and tubing for corrosion resistance
• Ceramic substrate for emissions control
• Bolt-on inlet and outlet connections
• Spun-body construction with a single laser fusion weld to help reduce leak points
• Low-mass, compact design for improved thermal efficiency
• Mounting hardware included: yes

Fitment Details

• Fits 1985-1995 Toyota 4Runner, N/A — Certification Level: PRE-OBDII; CARB Executive Order D-193-132; Direct-Fit CALIFORNIA PRE-OBDII CONVERTERS
• Fits 1993-1995 Toyota Pickup, N/A — Certification Level: PRE-OBDII; CARB Executive Order D-193-132; Direct-Fit CALIFORNIA PRE-OBDII CONVERTERS
• Fits 1984-1988 Toyota Pickup, N/A — Certification Level: PRE-OBDII; CARB Executive Order D-193-132; Direct-Fit CALIFORNIA PRE-OBDII CONVERTERS
• Fits 1984-1987 Toyota Van, N/A — Certification Level: PRE-OBDII; CARB Executive Order D-193-132; Direct-Fit CALIFORNIA PRE-OBDII CONVERTERS

What This Part Helps Address

• Check engine light concerns related to a failing catalytic converter
• Exhaust leaks at the converter connection points
• Corrosion damage in the original converter housing
• Emissions test failures caused by a worn or restricted converter
• Fitment issues from using a non-specific replacement on a Toyota Pickup, Toyota 4Runner, or Toyota Van

Installation Notes

This direct-fit converter installs without cutting or welding when used with the proper tools. Use the included gaskets to help achieve a proper seal and reduce the chance of exhaust leaks. Verify OE interchange references before installation; this part cross-references Toyota OE numbers 18450-35130 and 18450-35100 for the same application.

Quality Assurance

MagnaFlow uses 3D scanning during development to match original equipment fit and function. The OE-style spun body design, stainless steel construction, and CARB testing support consistent performance on the listed Toyota applications.