Porterfield Brake Pads for 2009 PORSCHE 911 GT3 w/Iron Discs Compound:R4-1 Shift knobs are available in

Shift knobs are available in Blue

When the IS300 chassis is lowered a significant amount

Port-matched design - Aligns with factory header bolt pattern and cylinder head ports

or Sabelt Silver Series GT4 harnesses to your order and save

The springs are crafted from SAE-9254 cold-wound steel

Porterfield Brake Pads for 2009 PORSCHE 911 GT3 w/Iron Discs Compound:R4-1 Shift knobs are available inPorterfield Brake Pads for 2009 PORSCHE 911 GT3 w Iron Discs 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