verifiedOwner-manual sourced

2018 Jeep Wrangler Oil Capacity

3.6L Pentastar V6

Coverage: this maintenance-spec record applies to model years 2018-2024.
With filter6 qtViscosity5W-20Oil typeFull Synthetic

Oil Capacity — With Filter

6
quarts
5.7 liters

Viscosity

oil_barrel5W-20
Full Synthetic
With oil filter6 qt (5.7 L)
Without oil filter5.7 qt
Recommended viscosity5W-20
Oil typeFull Synthetic
OEM oil filter68099474AA
Change interval8,000 mi / 12,900 km
Drain plug torque25 ft-lb (34 Nm)
verifiedSource notes: Specs on this page are sourced from owner-manual or OEM reference material.

DIY oil change essentials

Ready for your oil change?

Buy at least 6 quarts of the listed oil spec, then confirm filter fit by VIN.

open_in_newOpens Amazon
oil_barrelCheck 5W-20

Step 1 · Motor oil

5W-20 oil

Match the viscosityabove, then confirm the final oil spec in your owner's manual.

arrow_forward
filter_altopen_in_newStep 2 · Oil filterFind an oil filterConfirm the correct filter by year, engine, or VIN before buying.

As an Amazon Associate, Oil-Capacity.com earns from qualifying purchases. Product fit, oil viscosity, and filter part numbers should be verified with the vehicle's owner's manual or parts catalog before purchase.

Fuel Tank Capacity

Multiple OEM values

verifiedOEM source
Option 117.5 gal (66 L)
Option 221.5 gal (81 L)

Body-style dependent. The 2018 two-door 3.6L value is an explicit inference from the OEM 2018 table layout and is corroborated by the later OEM handbook. Do not flatten into one runtime value without two-door vs four-door metadata.

Body-style dependent. The 2018 two-door 3.6L value is an explicit inference from the OEM 2018 table layout and is corroborated by the later OEM handbook. Do not flatten into one runtime value without two-door vs four-door metadata.

Verified for model years: 2018, 2024

Source: 2018 Jeep All New Wrangler (JL) User's Guide

How to Use This Spec

1

Drain old oil completely. Reinstall drain plug, torque to 25 ft-lb.

2

Install new oil filter (OEM: 68099474AA). Pre-lubricate the gasket with clean oil.

3

Add about 5.5 quarts of 5W-20 full synthetic oil first, then top off gradually.

4

Warm the engine, wait a few minutes, then verify oil level using the dipstick or in-vehicle oil level display if equipped. Reset the oil life monitor if equipped.

warningImportant Notes
  • • Always verify with your OEM owner's manual. Specifications may vary by trim level and production date.
  • • The drain plug gasket should be inspected and replaced if deformed.

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Always verify against your OEM owner's manual. Specs may vary by trim and production date.