2019 Chevrolet Suburban 3500 HD Engine: 6.0L V8; with Oval port;. 2016 Chevrolet Suburban 3500 HD Engine: 6.0L V8; with Oval port;. 2017 Chevrolet Suburban 3500 HD Engine: 6.0L V8; with Oval port;. 2018 Chevrolet Suburban 3500 HD Engine: 6.0L V8; with Oval port;.
