Should fit 14-19 GMC or Chevrolet Crew Cab 1500 - 3500 models. 2019 Chevrolet Silverado 2500 HD High Country, LT, LTZ, WT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel. 2019 Chevrolet Silverado 3500 HD High Country, LT, LTZ, WT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel.
2019 GMC Sierra 2500 HD Base, Denali, SLE, SLT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel. 2019 GMC Sierra 3500 HD Base, Denali, SLE, SLT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel. 2018 Chevrolet Silverado 1500 Custom, High Country, LS, LT, LTZ, SSV, WT 4.3L V6 - Flex, 5.3L V8 - Electric/Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas. 2018 Chevrolet Silverado 2500 HD High Country, LT, LTZ, WT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel.2018 Chevrolet Silverado 3500 HD High Country, LT, LTZ, WT 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel. 2018 GMC Sierra 1500 Base, Denali, SLE, SLT 4.3L V6 - Flex, 5.3L V8 - Electric/Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas. 2018 GMC Sierra 2500 HD Base, Denali, SLE, SLT 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel. 2018 GMC Sierra 3500 HD Base, Denali, SLE, SLT 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel. 2017 Chevrolet Silverado 1500 Custom, High Country, LS, LT, LTZ, SSV, WT 4.3L V6 - Flex, 5.3L V8 - Electric/Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas.
2017 Chevrolet Silverado 2500 HD High Country, LT, LTZ, WT 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel. 2017 Chevrolet Silverado 3500 HD High Country, LT, LTZ, WT 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel.2017 GMC Sierra 1500 Base, Denali, SLE, SLT 4.3L V6 - Flex, 5.3L V8 - Electric/Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas. 2017 GMC Sierra 2500 HD Base, Denali, SLE, SLT 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel.
2017 GMC Sierra 3500 HD Base, Denali, SLE, SLT 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel. 2016 Chevrolet Silverado 1500 Custom, High Country, LS, LT, LTZ, SSV, WT 4.3L V6 - Flex, 5.3L V8 - Electric/Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas.
2016 Chevrolet Silverado 2500 HD High Country, LT, LTZ, WT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel. 2016 Chevrolet Silverado 3500 HD High Country, LT, LTZ, WT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel.
2016 GMC Sierra 1500 Base, Denali, SLE, SLT 4.3L V6 - Flex, 5.3L V8 - Electric/Gas, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas. 2016 GMC Sierra 2500 HD Base, Denali, SLE, SLT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel. 2016 GMC Sierra 3500 HD Base, Denali, SLE, SLT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel. 2015 Chevrolet Silverado 1500 High Country, LS, LT, LTZ, SSV, WT 4.3L V6 - Flex, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas.2015 Chevrolet Silverado 2500 HD High Country, LT, LTZ, WT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel. 2015 Chevrolet Silverado 3500 HD High Country, LT, LTZ, WT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel. 2015 GMC Sierra 1500 Base, Denali, SLE, SLT 4.3L V6 - Flex, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas.
2015 GMC Sierra 2500 HD Base, Denali, SLE, SLT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel. 2015 GMC Sierra 3500 HD Base, Denali, SLE, SLT 6.0L V8 - CNG, 6.0L V8 - Flex, 6.0L V8 - Gas, 6.6L V8 - Diesel.
2014 Chevrolet Silverado 1500 High Country, LT, LTZ, WT 4.3L V6 - Flex, 5.3L V8 - Flex, 5.3L V8 - Gas, 6.2L V8 - Gas. 2014 GMC Sierra 1500 Base, Denali, SLE, SLT 4.3L V6 - Flex, 5.3L V8 - Flex, 6.2L V8 - Gas.