OILCHANGEDIY

2021 Mitsubishi Outlander

Maintenance & specsVERIFIED Jun 17, 2026
Engine Oil
0W-20
Full Synthetic
OEM spec · API SPBuy oil
Capacity
5qt
with filter
4.7 qt without filter
OEM spec: API SP

The 2021 Mitsubishi Outlander takes 0W-20 Full Synthetic with a total capacity of 5 quarts (filter included). Below you’ll find complete maintenance specs, fluid capacities, parts, and links to buy what you need.

⚑ QUICK DIY TIPS FOR THE 2021 MITSUBISHI OUTLANDER
  • Always use 0W-20 Full Synthetic as specified by Mitsubishi — using the wrong viscosity can void your powertrain warranty.
  • Check the maintenance schedule below for your next service interval.
01

Oil & Filter

OilBuy
Viscosity0W-20
Oil typeFull Synthetic
Capacity (with filter)5 qt
Capacity (w/o filter)4.7 qt
OEM specAPI SP
Filter Options

No filter cross-references added yet.

Drain Bolt & Hardware

Drain bolt specs not yet added.

02

Fluid Specifications

Transmission FluidBuy
TypeDiamond ATF SP-III
Capacity4 qt
Change interval60,000 mi
Brake FluidBuy
DOT typeDOT 3
Change interval45,000 mi
CoolantBuy
TypeLong Life
ColorGreen
Capacity6.5 qt
Change interval120,000 mi
Differential Fluid (rear)Buy
Type75W-90 GL-5
Capacity2 qt
Change interval60,000 mi
03

Parts & Specifications

Spark Plugs
TypeIridium
Gap0.044
Quantity4
Change interval100,000 mi
NGKBKR5EOEM
Buy
Battery
Group size35
CCA550
InterstateMT-35OEM
Buy
Tires
Size245/60R18
Front pressure33 PSI
Rear pressure33 PSI
Air Filter
FramCA10171OEM
Buy
K&N33-2300
Buy
Cabin Air Filter
FramCF10285OEM
Buy
Brake Pads
WagnerQC1000OEMfront
Buy
Wiper Blades
Bosch26Adriver, 26"
Buy
Bosch16Apassenger, 16"
Buy
Bosch12Arear, 12"
Buy
Rain-X26-1driver, 26"
Buy
Rain-X16-1passenger, 16"
Buy
Rain-X12-1rear, 12"
Buy
04

Maintenance Schedule

≈ every 6 months
  • ▸Change Engine Oil & Filter
05

Torque Specifications

lug nut
80ft-lb·108.5Nm
spark plug
14mm thread, aluminum head
18ft-lb·24.4Nm
07

Technical Service Bulletins

11

Estimated Current Value

Original MSRP
$32,000
Private Party
$15,504–$17,136
Dealer Retail
$17,952–$20,400
Trade-In
$13,872–$15,504
Depreciation
49%

Estimated values assume average condition and mileage for vehicle age.

Source: estimated

Save by doing it yourself
A shop typically charges $70–$140 for this service. Buy the parts and save.
Shop oil & filters ↗
08

Tools & Supplies

Oil Drain Pan
Catch the old oil cleanly
Shop on Amazon
Funnel
Spill-free refill
Shop on Amazon
Socket Wrench
For the drain plug
Shop on Amazon
0W-20 Oil
5+ quarts
Shop on Amazon
Shop parts for the Mitsubishi Outlander
Find oil, filters, and maintenance parts for the 2021 Mitsubishi Outlander on Amazon.
Shop parts ↗
Step-by-step guide
Detailed walkthrough with tips for first-timers.
Read guide
How often to change oil
Intervals, severe service, and what your car needs.
Read guide
Synthetic vs. conventional
Which oil type is right for your engine and budget.
Read guide
Other 2021 Mitsubishi models
Other Mitsubishi Outlander years
Have info for this vehicle?
Help fellow owners — submit specs from your owner's manual.
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