180 Degree Thermostat by JET Performance Products Jet Low Temp Stat; Thermostat; 180 deg CADILLAC CHEVROLET GMC HUMMER AVALANCHE 1500 ESCALADE ESCALADE ESV ESCALADE EXT H2 SIERRA 1500 SIERRA 1500 HD SIERRA 2500 SIERRA 2500 HD SIERRA 3500 SILVERADO 1500 SILVERADO 1500 HD SILVERADO 2500 SILVERADO 2500 HD SILVERADO 3500 SUBURBAN 1500 SUBURBAN 2500 TAHOE YUKON YUKON XL 1500 YUKON XL 2500 BASE DENALI HT LS LT NORTH FACE ON ROAD EDITION SL SLE SLT SS WBH WT Z71 1999 2000 2001 2002 2003 4.8L GEN III LR4 Vortec (294) 5.3L GEN III LM7 Vortec (325) 5.7L (350) Vortec 6L GEN III Bi-Fuel LQ4 Vortec (364) 6L GEN III CNG LQ4 Vortec (364) 6L GEN III LQ4 Vortec (364) 6L GEN III LQ9 HO Vortec (364) BI-FUEL CNG GAS Jet Performance Products Jet Performance Products 180 Degree Thermostat by JET Performance Products - 10175 10175 Thermostats