INEOS Automotive Grenadier Trialmaster Edition Fuel Economy History

MPG by year — EPA official data.

Best MPG Year

2025

14 MPG combined

Latest Model

2025

14 MPG combined

Year	Engine	City	Hwy	Combined	Fuel Cost/yr
2025	Premium	14	14	14	$5,850	Details →
2024	Premium	14	14	14	$5,850	Details →
2023	Premium	14	14	14	$5,850	Details →