Tenneco Inc. provided revenue guidance for the year 2018, 2019 and 2020. For the year, the company expects 2018 revenue growth of 5% driven by increases in both the Ride Performance and Clean Air product lines. This growth assumes current industry production forecasts and is at 2017 constant currency. For the year 2019, the company expects revenue growth of 4% to 6%. For the year 2020, the company expects revenue growth of 3% to 5%.