3.5L V6 · 2017–20263.5L-V6
Recommended grade
0W-20
Oil capacity
5.7 qt (with a fresh filter)
Confirmed from OEM owner's manual + capacity database · verified Jun 2026.
Where this came from
- 2017 Honda Ridgeline Owner's Manual (AT6Z1717OM), Maintenance — Adding Engine Oil / Changing Engine Oil step 8; also Specifications — Engine Oil section (Recommended Genuine Honda Motor Oil 0W-20, Capacity Change including filter 5.7 US qt) — source
- Costa Oil — 2017 Honda Ridgeline 3.5L Oil Change Guide (Specs, Viscosity, Interval & Cost) — source