2019 Chevrolet Suburban 6.2L V8. 2019 Chevrolet Suburban 5.3L V8 FLEX. 2015 Chevrolet Suburban. 2018 Chevrolet Suburban FLEX. 2015-2017 Chevrolet Suburban. Notes: OE Type. Atmospheric type valve allows cooling system to pressurize as needed, resulting in less strain on system's components.
