aFe LARGE BORE HD 5in 409-SS DPF-Back Exhaust w/Polished Tip 2017 GM Duramax V8-6.6L (td) L5P - 49-44085-P fits_2000-2006`Audi`TT 4L HEMI engine

4L HEMI engine

and the car returns to near-stock quietness

From the factory Porsche uses less desired plastic on some of the parts on the 991

328i Sedan

aFe LARGE BORE HD 5in 409-SS DPF-Back Exhaust w/Polished Tip 2017 GM Duramax V8-6.6L (td) L5P - 49-44085-P fits_2000-2006`Audi`TT 4L HEMI engineSimple Installation: All systems use factory mounting locations providing stability and hassle free installation. Leak Free Seal: High quality band clamps are included for a complete 360 degree sealing surface. OE Fit: OE style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions. The bayonet tip holds the hanger bushing in place for an OE style fit that does not change with time. Flow and