Description

Porterfield R4 brake pads are engineered for high-performance applications, specifically designed to fit a range of vehicles including the Subaru GC8 from 1998 onwards. These pads excel in both street and motorsport environments, providing superior stopping power and reliability.

  • R4-S compound offers a friction level of up to .41 for rapid stopping response.
  • Suitable for heavy-duty street driving and capable of enduring extreme use without fade.
  • Low noise and dust levels, significantly better than OEM and other high-performance materials.
  • Ideal for occasional track days, off-road events, and rallies.
  • R4 compound maintains an average friction level of .50 across a wide temperature range, enhancing versatility.
  • Carbon Kevlar construction ensures excellent heat absorption and dissipation, protecting calipers from excessive heat.
  • Minimal bed-in period required when used with cast iron and steel alloy rotors.

The Porterfield R4 pads are perfect for automotive enthusiasts demanding exceptional performance and longevity. Their engineering ensures consistent modulation and smooth release, extending rotor life while maintaining high friction levels. Whether on the road or the track, these pads deliver championship-level performance.