Porterfield Brake Pads for 2016 CADILLAC ATS w/ Brembo Front Calipers Compound:R4-1 All internal components installed and

All internal components installed and tested

good for large engines with 3500 stall and low gears

If the cap doesn't align with your dash contour or mounting points

Replace the restrictive factory muffler with FactionFab's high-flow

Plug-and-Play Design - Uses existing factory mounting without modification or drilling

Porterfield Brake Pads for 2016 CADILLAC ATS w/ Brembo Front Calipers Compound:R4-1 All internal components installed andPorterfield Brake Pads for 2016 CADILLAC ATS w Brembo Front Calipers 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