All Catalytic Converter

4.00" x 4.00" – GEN1 EPA Compliant G-Sport High Output Catalytic Converter Assembly (3" Inlet/Outlet Cones) – 350-500HP – 300 CPSI.

4.50" x 4.00" – GEN1 EPA Compliant G-Sport Ultra High Output Catalytic Converter Assembly (3" Inlet/Outlet Cones) – 500-850HP – 300 CPSI.

4.50" x 4.00" – GEN1 EPA Compliant G-Sport Ultra High Output Substrate Only – 500-850HP – 300 CPSI .

4.00" x 4.00" – GEN2 EPA Compliant G-Sport High Output Catalytic Converter Assembly (2.5" Inlet/Outlet Cones) – 350-500HP – 400 CPSI.

4.50" x 4.00" – GEN2 EPA Compliant G-Sport Ultra High Output Catalytic Converter Assembly (4" Inlet/Outlet Cones) – 500-850HP – 400 CPSI .

4.00" x 4.00" – GEN2 EPA Compliant G-Sport High Output Substrate Only – 350-500HP – 400 CPSI.

5.00" x 4.00" – GEN2 EPA Compliant G-Sport Ultra High Output+ Substrate Only – Up to 1,000HP – 400 CPSI .

4.00" x 4.00" – 300 CPSI – Non EPA Compliant – Catalytic Converter Assembly (3" Inlet/Outlet Cones) – G-Sport OBD2.

4.50" ID > 3.00" OD Inlet / Outlet Transition Cone Only.

4.00" ID > 3.00" OD Inlet / Outlet Transition Cone Only.

California Direct-Fit Catalytic Converter

HM Grade Direct-Fit Catalytic Converter

Standard Grade Direct-Fit Catalytic Converter

Standard Grade Universal Catalytic Converter – 1.75in.