Application:

• • for 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
    for 2018 GMC Sierra 2500 HD Base, Denali, SLE, SLT 6.0L V8 – Flex, 6.0L V8 – Gas, 6.6L V8 – Diesel
    for 2017 GMC Sierra 2500 HD Base, Denali, SLE, SLT 6.0L V8 – Flex, 6.0L V8 – Gas, 6.6L V8 – Diesel
    for 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
    for 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
    for 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
    for 2018 GMC Sierra 3500 HD Base, Denali, SLE, SLT 6.0L V8 – Flex, 6.0L V8 – Gas, 6.6L V8 – Diesel
    for 2017 GMC Sierra 3500 HD Base, Denali, SLE, SLT 6.0L V8 – Flex, 6.0L V8 – Gas, 6.6L V8 – Diesel
    for 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
    for 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
    for 2019 Chevy Silverado 2500 HD High Country, LT, LTZ, WT 6.0L V8 – CNG, 6.0L V8 – Flex, 6.0L V8 – Gas, 6.6L V8 – Diesel
    for 2018 Chevy Silverado 2500 HD High Country, LT, LTZ, WT 6.0L V8 – CNG, 6.0L V8 – Flex, 6.0L V8 – Gas, 6.6L V8 – Diesel
    for 2017 Chevy Silverado 2500 HD High Country, LT, LTZ, WT 6.0L V8 – Flex, 6.0L V8 – Gas, 6.6L V8 – Diesel
    for 2016 Chevy Silverado 2500 HD High Country, LT, LTZ, WT 6.0L V8 – CNG, 6.0L V8 – Flex, 6.0L V8 – Gas, 6.6L V8 – Diesel
    for 2015 Chevy Silverado 2500 HD High Country, LT, LTZ, WT 6.0L V8 – CNG, 6.0L V8 – Flex, 6.0L V8 – Gas, 6.6L V8 – Diesel
    for 2019 Chevy Silverado 3500 HD High Country, LT, LTZ, WT 6.0L V8 – CNG, 6.0L V8 – Flex, 6.0L V8 – Gas, 6.6L V8 – Diesel
    for 2018 Chevy Silverado 3500 HD High Country, LT, LTZ, WT 6.0L V8 – Flex, 6.0L V8 – Gas, 6.6L V8 – Diesel
    for 2017 Chevy Silverado 3500 HD High Country, LT, LTZ, WT 6.0L V8 – Flex, 6.0L V8 – Gas, 6.6L V8 – Diesel
    for 2016 Chevy Silverado 3500 HD High Country, LT, LTZ, WT 6.0L V8 – CNG, 6.0L V8 – Flex, 6.0L V8 – Gas, 6.6L V8 – Diesel
    for 2015 Chevy Silverado 3500 HD High Country, LT, LTZ, WT 6.0L V8 – CNG, 6.0L V8 – Flex, 6.0L V8 – Gas, 6.6L V8 – Diesel