Porterfield Brake Shoes for 1999 GMC K3500 4WD DRW Twin-Turbo You may need basic fasteners

You may need basic fasteners depending on your bumper condition

Sound damping reduction: Removing the cowl and HVAC filter housing reduces engine bay sound damping

and make minor adjustments if necessary

How do the locking nuts actually work

Porterfield Brake Shoes for 1999 GMC K3500 4WD DRW Twin-Turbo You may need basic fastenersPorterfield Brake Shoes for 1999 GMC K3500 4WD DRW 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