|02-05-2009, 08:39 PM||#1|
Join Date: Apr 2008
wrx porterfield carbon ceramic brake pads
brand new in box. $80 shipped. 03-05 wrx.
Porterfield R4-S high performance street and autocross brake pads are great for heavy-duty street and light track applications. Compound is perfect for everyday use while still keeping the highly capable track ready performance. The R4-S features a high friction level that will incease your stopping power with minimal pedal effort.
The R4-S series pads are VERY VERY rotor friendly and yield very low levels of dust; levels are far below OEM equipement or any other high performance brake pads. Your car will stop better and your wheels will stay cleaner longer. Good for autocross, rallies, driving school, and of course daily driving with a little extra stopping power. R4-S pads are avaiable for virtually all vehicles sold in the US and custom R4-S pad sizes for competition style calipers are also available.
This is one of the very best all around street/strip brake pads available at a great price.
Front Porterfield R4 AP929 race performance brakes for the 03-05 Subaru WRX. For over two decades, the Porterfield Carbon Kevlar brake pad has given racers abroad a definite world class friction material suitable for virtually any racing condition. Designed specifically for heavy duty motorsports, the Porterfield R-4 brake pad was our first and is our original Carbon Kevlar brake pad. Being able to maintain an average of a .50 friction level within a very wide temperature range gives the R-4 pad astounding versatility and makes it very suitable most track conditions.
The carbon kevlar material allows the pads to quickly warm up to race temperature which is very helpful during restarts or when track time is limited.
Optimum R-4 operating temperatures are 450 degrees F and above.
Throughout the entire heat range, the Carbon Kevlar material will give extremely consistent modulation and predictability smooth release characteristics up to threshold.
Even with the high friction levels and broad temperature ranges, the unique properties of this compound allows the rotors life to be extended to the maximum. This is truly the most rotor friendly racing brake pad material ever.
Tested and raced in countless types of competition vehicles, courses and racing events, the R-4 compound from the outset has established its reputation as a Championship winning brake pad material.
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Last edited by arrowscooby; 03-21-2009 at 10:42 PM.
|02-08-2009, 09:15 AM||#9|
Member Sales Rating: (54)
Join Date: Sep 2003
Location: Long Island, NYVehicle:
05 outback xt
02 wrx wagon - crushed :(
for anyone wondering about the quality of these pads, I have them and find them MORE than adequate for any street/autox/rallyx use...
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