Porterfield Brake Pads for 2004 AUDI A6 Compound:R-4 Clean both your connection points

Clean both your connection points and slide the hose on hand-tight first

Compatible with stock Civic Si and CR-V applications as well as a wide range of K-Series engine swap builds using K20A2

The grooved shank won't change that requirement

If your bumper or frame has been replaced or welded

Prepare for simple plug-and-play installation with no modifications required

Porterfield Brake Pads for 2004 AUDI A6 Compound:R-4 Clean both your connection pointsPorterfield Brake Pads for 2004 AUDI A6 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 pad to