2018 Jeep Wrangler Oil Type & Capacity
The 2018 Jeep Wrangler oil type depends on the engine: the 2.0L takes 5W-30 (5.0 quarts qt with filter); the 3.6L takes 0W-20 (5.0 quarts qt with filter); the Unlimited Moab takes 0W-20 (5.0 quarts qt with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- 2.0L: 5W-30, 5.0 quarts with filter
- 2.0L: 5W-30, 5.0 quarts with filter
- 2.0L: 5W-30, 5.0 quarts with filter
- 2.0L: 5W-30, 5.0 quarts with filter
- 2.0L: 5W-30, 5.0 quarts with filter
- 2.0L: 5W-30, 5.0 quarts with filter
- 2.0L: 5W-30, 5.0 quarts with filter
- 2.0L: 5W-30, 5.0 quarts with filter
- 3.6L: 0W-20, 5.0 quarts with filter
- 3.6L: 0W-20, 5.0 quarts with filter
- 3.6L: 0W-20, 5.0 quarts with filter
- 3.6L: 0W-20, 5.0 quarts with filter
- 3.6L: 0W-20, 5.0 quarts with filter
- 3.6L: 0W-20, 5.0 quarts with filter
- 3.6L: 0W-20, 5.0 quarts with filter
- 3.6L: 0W-20, 5.0 quarts with filter
- 3.6L: 0W-20, 5.0 quarts with filter
- 3.6L: 0W-20, 5.0 quarts with filter
- 3.6L: 0W-20, 5.0 quarts with filter
- 3.6L: 0W-20, 5.0 quarts with filter
- 3.6L: 0W-20, 5.0 quarts with filter
- 3.6L: 0W-20, 5.0 quarts with filter
- 3.6L: 0W-20, 5.0 quarts with filter
- 3.6L: 0W-20, 5.0 quarts with filter
- Unlimited Moab: 0W-20, 5.0 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| 2.0L — Rubicon, 2.0L Eng VIN N, 2.0L Eng | API - SN PLUS Certified SAE 5W-30 Full Synthetic | 5.00 QTS. | — | — |
| 2.0L — Sport S, 2.0L Eng VIN N, 2.0L Eng | API - SN PLUS Certified SAE 5W-30 Full Synthetic | 5.00 QTS. | — | — |
| 2.0L — Sport, 2.0L Eng VIN N, 2.0L Eng | API - SN PLUS Certified SAE 5W-30 Full Synthetic | 5.00 QTS. | — | — |
| 2.0L — Unlimited Rubicon, 2.0L Eng VIN N, 2.0L Eng | API - SN PLUS Certified SAE 5W-30 Full Synthetic | 5.00 QTS. | — | — |
| 2.0L — Unlimited Sahara, 2.0L Eng VIN N, Full Time T/Case Control, 2.0L Eng | API - SN PLUS Certified SAE 5W-30 Full Synthetic | 5.00 QTS. | — | — |
| 2.0L — Unlimited Sahara, 2.0L Eng VIN N, Part Time T/Case Control, 2.0L Eng | API - SN PLUS Certified SAE 5W-30 Full Synthetic | 5.00 QTS. | — | — |
| 2.0L — Unlimited Sport S, 2.0L Eng VIN N, 2.0L Eng | API - SN PLUS Certified SAE 5W-30 Full Synthetic | 5.00 QTS. | — | — |
| 2.0L — Unlimited Sport, 2.0L Eng VIN N, 2.0L Eng | API - SN PLUS Certified SAE 5W-30 Full Synthetic | 5.00 QTS. | — | — |
| 3.6L — Rubicon, 3.6L Eng VIN G, Automatic Trans, 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
| 3.6L — Rubicon, 3.6L Eng VIN G, Standard Trans, 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
| 3.6L — Sport S, 3.6L Eng VIN G, Automatic Trans, 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
| 3.6L — Sport S, 3.6L Eng VIN G, Standard Trans, 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
| 3.6L — Sport, 3.6L Eng VIN G, Automatic Trans, 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
| 3.6L — Sport, 3.6L Eng VIN G, Standard Trans, 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
| 3.6L — Unlimited Rubicon, 3.6L Eng VIN G, Automatic Trans, 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
| 3.6L — Unlimited Rubicon, 3.6L Eng VIN G, Standard Trans, 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
| 3.6L — Unlimited Sahara, 3.6L Eng VIN G, Full Time T/Case Control, Automatic Trans, 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
| 3.6L — Unlimited Sahara, 3.6L Eng VIN G, Full Time T/Case Control, Standard Trans, 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
| 3.6L — Unlimited Sahara, 3.6L Eng VIN G, Part Time T/Case Control, Automatic Trans, 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
| 3.6L — Unlimited Sahara, 3.6L Eng VIN G, Part Time T/Case Control, Standard Trans, 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
| 3.6L — Unlimited Sport S, 3.6L Eng VIN G, Automatic Trans, 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
| 3.6L — Unlimited Sport S, 3.6L Eng VIN G, Standard Trans, 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
| 3.6L — Unlimited Sport, 3.6L Eng VIN G, Automatic Trans, 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
| 3.6L — Unlimited Sport, 3.6L Eng VIN G, Standard Trans, 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
| Unlimited Moab — 3.6L Eng | API - Certified Engine Oil, SAE 0W-20 | 5.00 QTS. | — | — |
More factory specs & repair guides for your Wrangler
🛞 2018 Jeep Wrangler Tire Size & Pressure →🌧️ 2018 Jeep Wrangler Wiper Blade Sizes →💡 2018 Jeep Wrangler Light Bulb Sizes →📖 2018 Jeep Wrangler Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
2.5 quarts (2.36 L) — MOPAR Antifreeze/Coolant 10 Year/150,000 Mile Formula OAT (Organic Additive Technology) or equivalent
Frequently asked questions
What type of oil does a 2018 Jeep Wrangler take?
It depends on the engine: 2.0L uses 5W-30; 3.6L uses 0W-20; Unlimited Moab uses 0W-20.
What is the oil capacity of a 2018 Jeep Wrangler?
Oil capacity depends on the engine: 2.0L holds 5.0 quarts with filter; 3.6L holds 5.0 quarts with filter; Unlimited Moab holds 5.0 quarts with filter.
How often should I change the oil in my 2018 Jeep Wrangler?
Most 2018 Jeep Wrangler owners follow a 5,000–7,500 mile interval with conventional oil, or up to 10,000 miles with full synthetic. Always check the oil life monitor if equipped, and consult your owner's manual — Jeep recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 2018 Jeep Wrangler?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2018 Jeep Wrangler. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.