2009-2014 F-150 Retrax IX Tonneau Cover (30371) Special-Order Kit comes with a hardened

Kit comes with a hardened steel bushing

and use airflow to cool oil better than stock

These additional leaf springs bolt onto your existing leaf pack

Each muffler assembly has dual 4" round polished T-304 stainless steel tips

Four 5/8" bolts with locking nuts and washers

2009-2014 F-150 Retrax IX Tonneau Cover (30371) Special-Order Kit comes with a hardenedThe Retrax IX is a flush mounted retractable tonneau cover constructed of durable aluminum slats linked by a strong elastomer hinge, helping to eliminate the opportunity for water and debris to enter your truck bed. When combined with the UV resistant matte finish powder coat, the cover helps keep your truck bed and cargo protected and secure in the roughest of conditions. The Retrax IX's convenient release handle allows the cover to roll into a