Front & Rear Catalytic Converter Set – Fits Toyota Sienna 3.3L AWD (2004–2006) | EPA Compliant | Direct Fit | Stainless Steel | Replaces 16392 / 16393

Front & Rear Catalytic Converter Set – Toyota Sienna 3.3L AWD (2004–2006)

This EPA-compliant catalytic converter set includes both front and rear units designed to restore emissions performance on Toyota Sienna 3.3L AWD models. Built from stainless steel and engineered for direct fitment, it meets federal emissions standards and improves exhaust flow.

Key Features

• OEM Reference Numbers: 16392 / 16393
• Material: Stainless steel tubing with ceramic substrate
• Fitment: Direct bolt-on replacement – may require minor modification
• O2 Sensor Ports: Yes (pre-installed)
• Compliance: 48-State EPA legal – not for use in CA, CO, NY, ME

Fitment Compatibility

• Vehicle: Toyota Sienna 3.3L AWD
• Years: 2004, 2005, 2006
• Note: Not compatible with FWD models or vehicles requiring CARB-certified converters

Package Includes

• 1 × Front Catalytic Converter
• 1 × Rear Catalytic Converter

Installation Notes

• Professional installation recommended
• May require trimming or welding at Y-pipe junction
• Does not include oxygen sensors or mounting hardware
• Estimated install time: 1.5–2.5 hours

Restore Performance & Reliability

• Fixes Emissions Faults: Resolves P0420/P0430 codes and restores EPA compliance
• Improves Exhaust Flow: High-flow ceramic substrate enhances engine breathing
• Reduces Fuel Consumption: Optimized backpressure improves combustion efficiency
• Durable Construction: Stainless steel resists corrosion and thermal fatigue
• Reliable Fitment: Engineered for AWD Sienna models with factory exhaust layout