FAS PREDATOR LOWER PULLEY (No tune Required) Ram TRX, Hellcat Durango, Trackhawk & Hellcat

New FAS “Predator” lower pulley increases boost by 1.5-2psi with no tune required! If not in stock, these can generally take about a 2 week wait time. If you want to ensure one is on the shelf please contact us prior to ordering. Features: Slip-on design allows for easy install No removal of OEM harmonic balancer 10% lighter than the competition Includes full kit FAS “PREDATOR” Slip On Lower Pulley! 1.5-2psi gain with NO TUNE REQUIRED! 40-70+whp gain over stock! PATENT PENDING! The all new FAS “Predator” lower pulley features a slip on design which makes install quick and easy! With 25+ years in serpentine belt pulley manufacturing, our machine shop designed this pulley to be a true slip on NO TUNE pulley that is 10% lighter than the competitor (With a 10% reduction in rotating mass we have increased the damping ability and lowered reciprocating loss. Less weight on your serpentine system means more power and more durability! NO REMOVAL OF OEM HARMONIC BALANCER! Saves time, and keeps the dampening of your OEM balancer! The FAS Predator Pulley works flawlessly, with zero belt squeaking, belt slipping, advanced belt wearing etc… with this correctly designed pulley, you can have confidence in your vehicle and maintaining its factory warranty with NO ISSUES! The FAS Predator Lower Pulley comes as a full kit with everything needed! New Crank Bolt, all fasteners, loctite, belts, install instructions etc…