SPE Motorsport S550 & S650 Billet Differential Lockout System powerstroke engine components o-rings and copper washers

o-rings and copper washers

Perfect to pair with 2

even during intense driving

The feed hose tees in from the side and has to be distributed to two rails through a very inefficiently designed crossover fitting assembly

When this happens to an aftermarket kit (not an if but when) you have to get another set of uppipes

SPE Motorsport S550 & S650 Billet Differential Lockout System powerstroke engine components o-rings and copper washersSPE Motorsport S550 & S650 Billet Differential Lockout System The stock rubber bushings are great for absorbing noise, vibration, & harshness (NVH), but do nothing for performance applications. Eliminate wheel hop by adding the SPE Motorsport S500 & S650 Billet Differential Bushing Kit for the super 8. 8 S550 rear end. This kit solidly mounts the rear end to the cradle. They install on top of the factory bushings allowing for a non permanent install.