Can I use this setup instead of 2 cats on the car???

MAGNAFLOW DIRECT FIT CATALYTIC CONVERTER ASSEMBLY -- 50-state legal; 3-way catalyst style; Flange inlet; 2-1 inlet and single outlet configuration; Y-pipe assembly with one catalytic converter; Ceramic honeycomb catalyst substrate; Round stainless steel casing; Designed to exact original equipment specifications; While the majority of the direct fit catalytic converter products do not require welding, cutting, or bending, limited applications may require additional welding for optimal installation.
Fits: Car, Canada, United States or Mexico Built Vehicle, EFN # XGMXV03.8049, XGMXV03.8051.
Location: Passenger Side
Material: Stainless steel
Type: Direct OE replacement
Part#: M6646466

