Livernois Motorsports 2014-2020 GM Gen5 4.3L/5.3L/6.2L/6.6L EvenFlo 160 Degrees Hi-Performance Thermostat (Including LT1). (2014-2019 Escalade, Escalade ESV, Camaro, Corvette, Silverado 1500, Suburban, Suburban 1500, Tahoe, Sierra 1500, Yukon, Yukon XL,