KAX Front & Rear 2PCS Catalytic Converter Kit 40919 40800 EPA Compliant

KAX Front & Rear 2PCS Catalytic Converter Kit 40919 40800 EPA Compliant

• Vehicle Fitment – Direct Replacement for OEM Part. This front catalytic converter fits for Nissan Altima 2007 2008 2009 2010 2011 2012 2.5L
• Reference Number - Automotive replacement catalytic converters replacement to 40919, 40800, 641302, 18258, 674-933, 54782, 324424, 643090, 58363, 18343. Engineered for exact OE specifications, this catalyst converter is built to match OEM quality standards
• High Conversion Efficiency - Restore Power & Fuel Economy. Built with premium rare-metal catalysts, our converter efficiently reduces CO, HC, and NOx emissions. Enjoy smoother acceleration, improved fuel efficiency, and reduced exhaust odor — keeping your engine running cleaner and stronger
• Premium Construction – Built to Last. Crafted from high-grade 409L stainless steel with a durable ceramic honeycomb substrate for maximum heat resistance and long-term reliability. The double-layer high temperature resistant ceramic carrier greatly increases the flow rate and surface area, low back pressure honeycomb design retains engine power and improves fuel efficiency. Precision welding ensures leak-free performance and extended service life
• Resolves P0420 & P0430 Codes – Restore Engine Performance. If your vehicle shows a “Check Engine” light or P0420/P0430 fault code, this catalytic converter helps eliminate exhaust efficiency errors and abnormal noise. Designed to meet OEM standards, every unit is factory tested to ensure proper emission performance and system stability