Porterfield Brake Pads for 1991 AUDI 90 Quattro w/DOHC Eng Compound:R4-E Only fits Escalade models with

Only fits Escalade models with cargo doors

52 Exhaust

Complete lowering kits with industry standard Nitro Drop 2 Shocks

2001 and newer Mustang Cobra

Duration: 296(Intake)/ 303(Exhaust)

Porterfield Brake Pads for 1991 AUDI 90 Quattro w/DOHC Eng Compound:R4-E Only fits Escalade models withPorterfield Brake Pads for 1991 AUDI 90 Quattro w DOHC Eng 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