MagnaFlow 04-05 Chevrolet Trailblazer EXT 4.2L Direct Fit Converter - 4651022 fits_1999-2002`Audi`S4 14mm (Bolt Size-A) x 50mm

14mm (Bolt Size-A) x 50mm (Width-B) x 40mm (Outer Dia

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Includes a Magnetic Deep-Reach fill plug captures loose particles from your differential fluid to provide maximum protection

BMWs are known to have frequent cooling-related failures due to the use of numerous plastic components throughout the system

25% greater fluid capacity than stock to handle more heat during heavy towing and off-road use

MagnaFlow 04-05 Chevrolet Trailblazer EXT 4.2L Direct Fit Converter - 4651022 fits_1999-2002`Audi`S4 14mm (Bolt Size-A) x 50mmKeep the check engine light off with MagnaFlow California Grade CARB Compliant Direct Fit Catalytic Converter 4651022. 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 design