ECHO AUTOMILES Catalytic Converter for Toyota 4Runner, Tacoma & FJ Cruiser 4.0L V6 – EPA Compliant

Why choose ECHO AUTOMILES for your Toyota

Designed with real-world driving in mind, this catalytic converter from ECHO AUTOMILES blends a high-flow design with reliable EPA compliance. It fits popular Toyota models powered by the 4.0L V6, offering a thoughtful blend of performance potential and everyday usability. Rather than promising dramatic outcomes, it presents a practical option that may help optimize exhaust flow, support smoother engine response, and maintain dependable emissions performance across daily commutes, highway trips, and weekend adventures.

Benefits at a glance

• High-flow design aimed at optimizing exhaust airflow and potentially improving engine responsiveness.
• EPA-compliant construction that aligns with federal standards for responsible vehicle operation.
• OE-reference compatibility, matching original part numbers 16390 and 16391 for a confident replacement.
• Durable build designed to withstand daily driving, including long highway drives and mixed-terrain use.

Fitment and verification

Before purchasing, use our vehicle info tool to confirm compatibility and review qualifier notes. This kit is intended for Toyota models with the 4.0L V6 engine and offers a straightforward replacement path for many setups.

• Fits Toyota 4Runner (2003–2009), Tacoma (2005–2011), FJ Cruiser (2007–2009), and Tundra (2005–2006), all with 4.0L V6.
• California and Colorado markets have restrictions; check your Emission Control Information Label and local regulations before replacing the component.

Practical installation considerations

The converter is designed for a straightforward replacement, but proper fit and sealing are essential. Refer to the instruction manual for guidance, and consider professional installation if you are unsure about alignment or torque specifications. In everyday terms, a careful install may help you avoid leaks and ensure consistent performance.

On the road, you might notice a crisper exhaust note at higher speeds and under load, along with the potential for steady, reliable operation during routine drives. These outcomes are possibilities, not guarantees, and depend on your vehicle’s unique configuration and maintenance history.

State and regulation awareness

Be sure to review state-specific rules and the Emission Control Information Label on your vehicle. This ensures you select the right replacement and remain compliant with local environmental regulations while enjoying a seamless replacement experience.