Complete Oil Specifications
Your 2023 Jeep Wagoneer 5.7L HEMI V8 with eTorque requires full synthetic 5W-20 motor oil meeting the Chrysler MS-6395 standard.
Quick Reference
| Specification | Value |
|---|---|
| Viscosity | 5W-20 |
| API Rating | SP |
| ILSAC Rating | GF-6A |
| Capacity (with filter) | 7.4 quarts |
| Oil Filter | Mopar MO-339 |
| Normal Interval | 10000 miles |
Why 5W-20 is Critical for This Engine
The 5.7L HEMI equipped with the eTorque mild-hybrid system demands very precise viscosity choices to ensure smooth stop-start transitions engineered by the 48-volt motor-generator. More crucially, the MDS (Multiple Displacement System) deactivates 4 cylinders continuously to maximize economy within this large premium SUV, which relies directly on 5W-20 oil pressure to operate the hydraulic lifters.
Using incorrect oil will:
- ❌ Interfere with the VVT and MDS lifters, potentially causing check engine lights
- ❌ Disrupt the rapid and quiet startups overseen by the eTorque belt-drive generator
- ❌ Risk voiding the Stellantis/Jeep powertrain warranty coverage
Jeep-Approved Oil Brands
-
✅ Pennzoil Platinum Full Synthetic 5W-20
-
✅ Valvoline Advanced Full Synthetic 5W-20
-
✅ Mobil 1 Advanced Full Synthetic 5W-20
-
✅ Castrol EDGE 5W-20 Advanced Full Synthetic
-
✅ Mopar Full Synthetic 5W-20
Stellantis heavily endorses Pennzoil synthetics. However, any API SP full synthetic oil identifying as MS-6395 approved on the bottle is acceptable for warranty protection.
Severe Service Check
You need the 4000-mile interval if you:
- Engage the Wagoneer in substantial towing (boats/campers)
- Live in an area characterized by persistent off-roading or excessive dust
- Are making frequent short trips in extremely cold winter temperatures
- Leave the vehicle idling for long durations frequently
Installation Details
Drain Plug Torque: 20 ft-lbs
OEM Filter: Mopar MO-339
Aftermarket Filters:
-
Wix 57060
-
Mobil 1 M1-113A
-
K&N HP-1017
Pro Tip: Because the Wagoneer shares its bones with the Ram 1500, similar rules apply—removing the oil filter can result in some messy drippage on the front suspension components, so wedge a rag beneath the housing before loosening it.
FAQs
What oil does a 2023 Jeep Wagoneer 5.7L take?
It requires 5W-20 (full synthetic strongly recommended for eTorque applications) that satisfies both API SP and the Chrysler MS-6395 specification.
How many quarts does it need?
It takes precisely 7.4 quarts alongside a freshly installed oil filter to properly fill to the “Safe” zone on the dipstick.
Could I mix oil weights or jump to 5W-30?
No. Sticking with 5W-20 is mandatory to keep the MDS (cylinder deactivation) and the eTorque start-stop technology operating silently and smoothly.
How often should I change the oil?
The Automatic Oil Change Indicator System (AOCIS) will alert you. Never push intervals past 10000 miles, 350 engine hours, or 12 months.
Need these specs on your phone? Download OilFinderPro app for offline access and oil change reminders.
Last verified: 2026-03-17 | Source: 2023 Jeep Wagoneer Owner’s Manual