Car Sound / Magnaflow 457021 Catalytic Converter
CARB / EPA approval details - Car Sound Exhaust System, Inc. Part #457021
Catalytic Converter number 457021, manufactured by Car Sound Exhaust System, Inc., has been approved for use in the below test groups according to the listed Executive Orders. For proper emissions compliance, the part must be installed in only the listed Test Group vehicles according to the rules set fourth in the associated Executive Order. .
