Porterfield Brake Pads for 2001 MERCEDES-BENZ E320 4-Matic Compound:R4-S Hard panel construction designed to

Hard panel construction designed to handle daily road vibration without flex or rattle

but road salt and brake dust will dull the finish over time

After installing

it blends iconic motorsport heritage with lightweight comfort

Porterfield Brake Pads for 2001 MERCEDES-BENZ E320 4-Matic Compound:R4-S Hard panel construction designed toPorterfield Brake Pads for 2001 MERCEDES BENZ E320 4 Matic 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