MagnaFlow Direct-Fit Catalytic Converters are designed for easy bolt-on installation for the Professional Installer. Each is designed to exact the 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. PartNumber : mag23031 Description : Conv DF 87 Mazda RX-7 1.3L N/A CAT Converter Air Tube Adapter : Not Air Tube Kit Adaptable Converter Body Size : OEM Core Substrate Material : OEM Emission : Non-California (49-State) Inlet Size (in.) : OE Material : Stainless Steel Outlet Size (in.) : OE Overall Length (in.) : OEM Inlet Inside Diameter (in.) : OE Outlet Outside Diameter (in.) : OE WARNING CA Proposition 65 : No Catalytic Converter Air Tube Adapter : Not Air Tube Kit Adaptable Outlet Outside Diameter : OE Inlet Inside Diameter : OEM 1988 Mazda RX-7 10th Anniversary R2.1308cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 1987 Mazda RX-7 Base R2.1308cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 1987 Mazda RX-7 Base 2+2 R2.1308cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 1988-1990 Mazda RX-7 Convertible R2.1308cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 1988-1990 Mazda RX-7 GTU R2.1308cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 1989-1990 Mazda RX-7 GTUs R2.1308cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 1987-1990 Mazda RX-7 GXL R2.1308cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 1987-1990 Mazda RX-7 GXL 2+2 R2.1308cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 1987 Mazda RX-7 LX R2.1308cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 1987 Mazda RX-7 LX 2+2 R2.1308cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 1988 Mazda RX-7 SE R2.1308cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 1988 Mazda RX-7 SE 2+2 R2.1308cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 1987 Mazda RX-7 Sport R2.1308cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 1987-1990 Mazda RX-7 Turbo R2.1308cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit