Stainless Steel 4 into 1 Merge Collectors AF4250-450 Product:2-1/2" Primary's into 4-1/2" Collector Outlet AF100-04-2MBLK

AF100-04-2MBLK

AF100-12-4

414-10-06BLK

0TFSi 03/12-on

AF203-03DS

Stainless Steel 4 into 1 Merge Collectors AF4250-450 Product:2-1/2" Primary's into 4-1/2" Collector Outlet AF100-04-2MBLKStainless Steel 4 into 1 Merge Collectors2 1 2" Primary's into 4 1 2" Collector Outlet AF4250 450 4250 450 Aeroflow 4 into 1 merge collectors are made out of T304 stainless steel that is durable enough to stand up to the elements and combine high flow and high velocity to increase and broaden an engines torque curve. The hand porting inside the collector ensures unrestricted, smooth exhaust flow to prevent power loss and excessive backpressure. Inlets