SKU: SKU: Porterfield-MK3-AP435R4S
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| R4-S High Performance Street and Autocross For high performance and heavy-duty street conditions.Perfect for prolonged everyday street use while also being capable of tolerating the most severe street use without any fade.Rotor friendly of course.The R4-S friction level will give you an impressive increase in stopping ability with very minimum pedal effort.R4-S compound has the absolute lowest noise and dust levels, far below OEM equipment or any other high performance brake material.Good for autocrossing, some drivers schools, solo events, and rallys.The R4-S compound is available for virtually any vehicle sold in the US.We also offer the R4-S in pad sizes for competition type calipers that are used under street driven conditions. |
Please Note: Due to strict MAP (Minimum Advertised Pricing) Policies we can not list these for less than what we have. However for the purposes of the group buy, since we are shipping out a lot of orders and getting a huge shipping discount we will offer free shipping. Once the group buy is over the pricing will remain the same but free shipping will be removed from the listing.