Porterfield Brake Pads for 2013 JAGUAR XJ/XJL 5.0L Supercharged Compound:R4-S * For 1979

* For 1979

this bolt-in system mounts neatly beneath the factory shifter trim for an OEM-inspired appearance while providing true motorsport functionality

boost controller or any device that requires a vacuum / boost reference

5L Turbo HPS Blue Silicone Air Intake Hose Post MAF Tube replaces the stock OEM restrictive hose with high temp reinforced silicon material

Porterfield Brake Pads for 2013 JAGUAR XJ/XJL 5.0L Supercharged Compound:R4-S * For 1979Porterfield Brake Pads for 2013 JAGUAR XJ XJL 5. 0L Supercharged 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