Catalytic Converter for Toyota Yaris (2006-2011) 1.5L

Direct-Fit Front Pipe Catalytic Converter for 2006-2011 Toyota Yaris (XP90)

What it Does: The direct-fit catalytic converter front pipe replaces degraded factory emissions hardware on the 2006-2011 Toyota Yaris to restore exhaust gas velocity, clear P0420 trouble codes, and maintain federal emissions compliance.

The Stock Toyota Yaris Exhaust Flow Degradation

Over extended operating hours, the factory catalytic converter on the XP90 platform experiences washcoat erosion, thermal shock, and carbon fouling from upstream air-fuel drift. A deteriorated ceramic core increases exhaust backpressure, robbing the engine of combustion efficiency, producing distinct sulfur exhaust odor, triggering an illuminated check engine light with diagnostic code P0420, and causing rattling from loose substrate segments.

The Engineering Solution

Engineered as a direct replacement, this assembly integrates a heavy-gauge stainless steel outer shell with an internal ceramic honeycomb substrate. Loaded with active noble metal washcoats, the catalyst chemically neutralizes carbon monoxide, hydrocarbons, and oxides of nitrogen into harmless carbon dioxide, water vapor, and nitrogen. Factory-aligned exhaust flanges, dedicated oxygen sensor bungs, and pre-welded hanger points ensure precise bolt-on placement to the 1NZ-FE manifold and mid-pipe without cutting or custom fabrication.

What's Included

• 1 Catalytic Converter Pipe Assembly
• 4 Mounting Bolts
• Flange Nuts
• Exhaust Connection Springs
• Exhaust Gaskets

Technical Specifications

Compatibility

• 2006-2011 Toyota Yaris Base, S, Premium (1.5L 4-Cylinder Hatchback)
• 2007-2011 Toyota Yaris Base, S (1.5L 4-Cylinder Sedan)

Frequently Asked Questions & Fitment Warnings

Does this fit the XP90 Yaris?

Yes, this is a direct fit for the 2006-2011 Toyota Yaris equipped with the 1NZ-FE 1.5L engine. This component is EPA-compliant for Federal emissions vehicles only and cannot be shipped to or registered in California, Colorado, New York, or Maine.

Are new installation gaskets and mounting hardware included?

Yes, the package includes four bolts, nuts, tension springs, and replacement exhaust flange gaskets for a complete seal.

The Toyota Caliber

Built to sustain classic JDM efficiency and long-term durability, this replacement front assembly restores intended exhaust velocity and fuel economy without altering factory engine management.