Porterfield Brake Pads for 2000 FORD MUSTANG Cobra Compound:R-4 It features hardened rubber so

It features hardened rubber so it has less flexibility

1978FordF-250 PickupBase Model

The piston ring uses a specially formulated resin material

more aggressive wheel and tire combinations

Porterfield Brake Pads for 2000 FORD MUSTANG Cobra Compound:R-4 It features hardened rubber soPorterfield Brake Pads for 2000 FORD MUSTANG Cobra Porterfield R4 Porterfield R4 Carbon Kevlar based brake pads were fully designed for heavy duty extreme motorsports use. Its one of the the few true motorsports competition pads available on the market today. The carbon based semi metallic R4 brake material allows the brake pad to absorb huge amounts of heat and dissipate it quickly and evenly over time. The Carbon Kevlar material also allows the