Home/Shop by Part/Engine & Engine Management/Air Intake/Throttle Body & Related Narrow The Number Of Models Shown By Telling Us The Year Filter Models by Year 2020 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 Choose your Peterbilt Model # 2020 337 Throttle Body & Related 2020 348 Throttle Body & Related 2020 520 Throttle Body & Related 2020 567 Throttle Body & Related 2020 579 Throttle Body & Related