Porterfield Brake Shoes for 1989 GMC K3500 4WD SRW Tailgate Caps Adjustment Range from Factory: -2

Adjustment Range from Factory: -2

COMP Cams Camshafts K12-244-4 CamShaft Kit

Catback configuration - Bolt-on system that connects at the factory cat — no welding or fabrication needed

Porterfield Brake Shoes for 1989 GMC K3500 4WD SRW Tailgate Caps Adjustment Range from Factory: -2Porterfield Brake Shoes for 1989 GMC K3500 4WD SRW 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