Porterfield Brake Pads for 2018 MAZDA 3 (JAPAN BUILD) Compound:R4-S Direct replacement for a cleaner

Direct replacement for a cleaner look

motorsport-inspired aesthetic to your cabin

The factory plastic coolant reservoir hose flange is one of the most well-known weak points on N52

The dry carbon construction delivers a premium motorsport look with a lightweight

Porterfield Brake Pads for 2018 MAZDA 3 (JAPAN BUILD) Compound:R4-S Direct replacement for a cleanerPorterfield Brake Pads for 2018 MAZDA 3 (JAPAN BUILD) 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