GM OEM Fuel Pressure Regulator & Retainer. 1999–2000, 2002–2004 Cadillac Escalade 8 Cyl 5.7L 1/2 Ton, 3/4 Ton, 1 Ton, 4 Door 1/2 Ton, Classic 4 Door 1/2 Ton, Crew Cab 1 Ton, Ext 1/2 Ton, Extended Cab 1 Ton, Extended Cab 6'6" Box 1/2 Ton & 3/4 Ton, Extended Cab 8' Box 3/4 Ton, Regular Cab 3/4 Ton & 1 Ton, K2500 Crew Cab, K3500 Cab Chassis 135.5 & 159.9, Yukon / Denali / Escalade.
