Swap out your existing Forsch Endcaps for something different.. these billet CNC machined aluminum endcaps, finishing at at 4.20" these give an oversized look and an Angry deep aggressive sound. These endcaps are modelled after the old style 5-slot drag racing wheels of the 70's and help create a unique sound with the use of 10 flow ports around the circumference of the end-view.
