How much does this cost to the nearest dollar?

MagnaFlow Direct-Fit Catalytic Converter HM Grade Federal/EPA Compliant 23966 - Stainless Steel 2.5in Main Piping, 47.5in Overall Length, Post Converter O2 Sensor - HM Replacement
MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off. EPA OBDII COMPLIANT - NOT for use in California or Colorado. This catalytic converter is designed to meet or exceed Federal EPA (Environmental Protection Agency) OBDII emissions requirements in compliance with legal standards for federally registered vehicles. Specifically designed for the Chevrolet Colorado, GMC Canyon, Hummer H3, Isuzu i-290, and Isuzu i-370 KEEP THE CHECK ENGINE LIGHT

Price is $547.00

Price: $546.88