A-Premium Front Catalytic Converter for Toyota Prius 2004–2009 L4 1.5L — EPA‑Compliant, Stainless Steel Direct-Fit

A-Premium Front Catalytic Converter is a direct-fit, EPA-compliant replacement designed for Toyota Prius 2004–2009 L4 1.5L models to restore exhaust performance and meet federal emissions requirements.

This replacement front catalytic converter from A-Premium is engineered as a direct-fit option for Toyota Prius 2004–2009 with the 1.5L L4 engine. Constructed from stainless steel with a 260 mm converter body and a single oxygen sensor port, it matches the physical dimensions and mounting profile of the original unit to simplify installation. It is certified for federal emissions but is restricted for sale or installation in certain states—confirm local regulations before purchase.

Will this catalytic converter fit my Toyota Prius 2004–2009?

Yes — it’s made specifically for Toyota Prius model years 2004 through 2009 with the L4 1.5L engine and federal emissions specifications. Verify your vehicle’s Emissions Control Information Label and the OEM reference numbers to ensure proper match.

• Vehicle fitment: Toyota Prius 2004–2009 L4 1.5L
• Reference numbers: 1741021500, 16337 for cross-checking
• Position: front catalytic converter designed to replace the factory front unit
• Oxygen sensor: includes one O2 sensor port for factory sensor placement

What are the physical specs and materials used?

The unit is built with stainless steel components for corrosion resistance and long service life. Key dimensions are engineered to match factory clearances so the converter secures to existing mounts without major modification.

• Overall length: 890 mm for pipe and flange alignment
• Converter body: 260 mm length × 101.6 mm width × 101.6 mm height
• Body material: stainless steel for durability and rust resistance
• O2 sensor port: one threaded port ready for factory sensor installation

Is this catalytic converter EPA-compliant and where can it be used?

This A-Premium converter meets EPA (federal) emissions compliance but is not legal for sale or installation in some restricted states. Always confirm your vehicle’s emissions label and local aftermarket regulations before ordering to avoid compatibility or legal issues.

• Compliance: EPA-compliant (federal emissions)
• Restricted states: not for sale/installation in California, Colorado, and certain cases in Maine and New York
• Recommendation: check your Emissions Control Information Label and state rules
• Use-case: intended for federal-spec vehicles, not CARB or state-restricted replacements

What warranty and support does A-Premium provide?

A-Premium backs this catalytic converter with a one-year unlimited-mileage guarantee that covers manufacturing defects. Their support network covers multiple automotive accessory categories so you can access replacement help and installation guidance if needed.

• Warranty: one-year unlimited-mileage guarantee
• Support: access to A-Premium customer assistance and replacement channels
• Quality focus: precision-fit construction to minimize installation issues
• Return advice: retain original parts and receipts for warranty claims

Who is this for? This front catalytic converter is intended for Toyota Prius owners (2004–2009, 1.5L L4) who need a direct-fit, federally compliant front converter to restore exhaust function while matching factory dimensions. It’s suited to DIY mechanics and professional installers who require stainless-steel construction, an OEM-style single oxygen sensor port, and a clear warranty. If your vehicle must meet CARB or specific state regulations, confirm legal compatibility before purchase.