Porterfield Brake Pads for 2016 MERCEDES-BENZ SL550 Full Metal Designs Rock sliders protect your rocker

Rock sliders protect your rocker panels

2012 GMC Sierra Pickup 6

The more spring force exerted on the retainer (as the valve opens)

Year Make Model Submodel 2004 - 2007 Ford E-350 Super Duty Base 2006 Ford E-350 Super Duty Chateau 2006 - 2007 Ford E-350 Super Duty XL

Porterfield Brake Pads for 2016 MERCEDES-BENZ SL550 Full Metal Designs Rock sliders protect your rockerPorterfield Brake Pads for 2016 MERCEDES BENZ SL550 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