Catalytic Converter for 2004-2005 Ford Thunderbird 3.9L MagnaFlow 51906 engine-bearings 187 Emission Code 5 Material

187 Emission Code 5 Material 6061 Aluminum

For those who prefer full stainless steel construction with a Lifetime Limited Warranty

Dual kits include a “Y” cable for simple wiring and simultaneous valve operation

4L V8 1968 Ford Custom   390/6

Rear Axle Line Set

Catalytic Converter for 2004-2005 Ford Thunderbird 3.9L MagnaFlow 51906 engine-bearings 187 Emission Code 5 MaterialOverview: MagnaFlow OEM Grade Federal EPA Compliant Direct Fit Catalytic Converter 51906 helps keep the check engine light off. DIY installation is easy with the proper tools (no cutting or welding required). With features including mandrel bent tubing to eliminate flow restrictions and stainless steel construction to resist corrosion, you can have confidence in the quality of this catalytic converter. Using state of the art 3D scanning systems in the