1996-2001 MUSTANG GT/COBRA 3 PC UNDER DRIVE PULLEY KIT (ALUMINUM) 2018 chevrolet camaro UMI's boxed lower control arms

UMI's boxed lower control arms feature Roto-Joint technology for a smooth and bind-free performance

but BMR includes them

making it more difficult to put down consistent lap times

Provides 30 percent greater operating viscosity and 1/3 the evaporation of Chrysler-style petroleum ATFs

Be Sure to pick up a BBK air filter re-store kit Part # 1100

1996-2001 MUSTANG GT/COBRA 3 PC UNDER DRIVE PULLEY KIT (ALUMINUM) 2018 chevrolet camaro UMI's boxed lower control armsInstall a set of BBK performance underdrive pulleys and see an average of 8 15 additional horsepower over the stock pulleys. Under drive pulleys increase engine output by reducing the draw of the engines accessories by slowing them down and reducing the HP they use. Additional and significant performance improvements can be seen by reducing the weight of the pulley versus the original pulley which is why we recommend the BBK CNC Machined billet