Perrin Subframe and Diff Lockdown Kit Fender Shrouds Our design is constructed from

Our design is constructed from machined billet aluminum

Iridium alloy has an extremely high melting point

flow rates and performance improvements

The AEM 4-Channel Wideband Air/Fuel UEGO Controller can increase both engine performance and reliability

Perrin Subframe and Diff Lockdown Kit Fender Shrouds Our design is constructed fromAdd drivetrain rigidity and precision to throttle input to your Subaru with our PERRIN Diff Lock Down System. PERRIN Subframe Lockdown The PERRIN Subframe Lockdown kit includes 2 urethane bushings, two metal sleeve washers and 2 bolts. They work together to solidify and lock the rear subframe in place, eliminating all driveline slop and that annoying thud from first to second gear. PERRIN Diff Lockdown The PERRIN Rear Diff Lockdown (DLS) consists of 4