Porterfield Brake Pads for 1999 GMC K3500 4WD SRW exc. Ext Cab Brass Sensor Gauge Confirm your vehicle's factory connector

Confirm your vehicle's factory connector type before ordering—some models use HID

ABS hard panel construction - Resistant to cracking and UV degradation

Standard 12-gauge automotive wire and a relay are the typical setup—refer to your vehicle's electrical diagram for routing

85" Long High-Velocity Runners w/ Raised Velocity Stack Entries

Porterfield Brake Pads for 1999 GMC K3500 4WD SRW exc. Ext Cab Brass Sensor Gauge Confirm your vehicle's factory connectorPorterfield Brake Pads for 1999 GMC K3500 4WD SRW exc. Ext Cab 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