Materials:1) Shell: FRP2) Front: leather, PVC or fabric

Materials:1) Shell: FRP2) Front: leather, PVC or fabric

Features:1) Spring washer to be fitted between tow bar tongue and nut2) Tighten nut securely3) Adjust coupling to ball size

Features:1) Spring washer to be fitted between tow bar tongue and nut2) Tighten nut securely3) Adjust coupling to ball size

These are for pressure adjustment for the turbo charged applications on a vehicle.We supply such styles as BOV as Blitz style, Greddy style, HKS style, Turbo-xsstyle, and Tial style.

These are for pressure adjustment for the turbo charged applications on a vehicle.We supply such styles as BOV as Blitz style, Greddy style, HKS style, Turbo-xsstyle, and Tial style.

Features:1) Made of aluminum2) Different pipes available

Features:1) Made of aluminum2) Different pipes available

We can supply boss kits with excellent quality and good price.