40mm 1.5D Tight Radius Bend Made From High Grade Stainless Steel - T304. T304 is the grade of Stainless Steel. Your OE exhaust is likely to be made from 409 Stainless Steel. There is also 316 which is used in the food and marine industry.
63mm 2.5 inch 90 degree tight 1D t304 stainless exhaust bend tube polished pipe
50mm 2 inch 90 degree tight 1.5D t304 stainless exhaust bend tube polished pipe
Vibrant Performance 90 Aluminum Tube Bend | 4" O.D. 6063 Aluminum, Lightweight &
Vibrant Performance 12195 4" OD 90 Degree Tight Radius Aluminum Elbow
90 degree 2.5" 63mm Tight 1D Mandrel Exhaust Bend 316 Stainless Steel Polished
90 degree 2.5" 63mm Tight 1D Mandrel Exhaust Bend T304 Stainless Steel QTY 2