Porterfield Brake Shoes for 1978 FORD THUNDERBIRD Compound:R4-S This is done by conditioning

This is done by conditioning the TPS signal which allows the transmission to have better shift characteristics

4L DOHC Modular 4-Valve (1993-PRESENT)

Limit straps bolt into a threaded bung

Year Make Model Submodel 2016 - 2018 Ford Focus RS 2015 Ford Focus SE Appearance 2016 Ford Focus SE Luxury 2013 - 2014 Ford Focus SE Plus 2012 - 2018 Ford Focus SEL

Porterfield Brake Shoes for 1978 FORD THUNDERBIRD Compound:R4-S This is done by conditioningPorterfield Brake Shoes for 1978 FORD THUNDERBIRD 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 brake