Walker 83206 CalCat OBDII Universal Catalytic Converter Legal for sale in the state of California, complies with C.A.R.B. regulations. Stainless steel body with aluminized pipe and heat shields for durability OE-style routing and hanger position for easy installation. Thick OE-style flanges, hangers and brackets for enhanced strength. 5-year/50,000-mile catalytic performance and structural integrity warranty.