The Z1 High Flow Catalytic Converters are fully constructed of Stainless Steel. Using a 300 cpsi Stainless steel spiral wound core, they are the highest flowing bolt on converter available that is OBDII compliant. The Stainless Steel cores are high heat resistant and offer excellent flow characteristics. The Z1 High Flow Catalytic Converters are a great upgrade while keeping your car "49 State Street Legal".
Each order includes: on pair of High flow cats, one pair of 3 bolt gaskets, and one pair of 2 bolt gaskets, and all necessary hardware.
Z1 2.5" & 3" Twin Turbo Stainless Steel High Flow Cats!! - 
