← all 2026 Nissan Frontier 4WD PRO4X trims
2026 Nissan Frontier 4WD PRO4X — 3.8L 6-cyl, S9 automatic, 4WD
This 2026 Nissan Frontier 4WD PRO4X (3.8L 6-cyl, S9 automatic, 4WD) takes regular (87-octane) gasoline. REGULAR
18
MPG combined (16 city / 20 hwy)
$3,450
est. fuel cost / year (EPA, 15k mi)
504 g/mi
tailpipe CO₂
EPA fuel type: Regular · class: Standard Pickup Trucks 4WD · retrieved 2026-06-14.