Perrin Control Arm Bushings - Subaru WRX / STI VA 18" Wheels The Cusco sway bars includes

The Cusco sway bars includes replacement bushings that do not require grease (unlike other brands)

They are constructed of pre-preg

Inserts: Velour Black

Guaranteed to increase horsepower

Kevlar friction material is used for its unique static to dynamic ratios of friction co-efficients at high energy levels

Perrin Control Arm Bushings - Subaru WRX / STI VA 18" Wheels The Cusco sway bars includesThe PERRIN Front Control Arm Bushings replace the soft bushings that come with your vehicle from the factory with sturdy and more rigid bushings, helping the driver feel more connected with the road. (4) PERRIN Control Arm Bushings (2) Control Arm Bushing Sleeves (1) Energy Suspension Polyurethane grease packet Warranty, instructions, stickers