2021 Toyota Highlander Tune-Up Parts
146 parts listed for your 2021 Toyota Highlander for a complete tune-up. Choose your trim on product pages to confirm exact fit. This is an easy DIY project - estimated 1-2 hours.
Air Filters
(28)primary
AEM Induction
AEM 10-18 Lexus RX350 V6-3.5L F/I DryFlow Air Filter
$62.99
aFe
aFe 16-22 Toyota Cars & SUVs/ Various Lexus Cabin Air Filter
$36.35
aFe
aFe 19-24 Toyota RAV4 Magnum FLOW OE Replacement Pro 5R Air Filter
$71.00
aFe
aFe Magnum FLOW Pro 5R Air Filter 17-20 Subaru BRZ 2.0L
$71.00
aFe
aFe Magnum FLOW Pro Dry S Air Filter 17-20 Subaru BRZ 2.0L
$76.00
aFe
aFe Magnum FLOW Pro Dry S Air Filter 19-20 Toyota RAV4 2.5L
$76.00
Denso
Air Filter
$14.71
Hengst
Air Filter
$15.56
Fuel Injectors
(19)companion
Delphi
Direct Injection High Pressure Fuel Pump
$1207.03
Standard Motor Products
Direct Injection High Pressure Fuel Pump
$1161.15
Vernet
Fuel Cap
$8.05
Motorad
Fuel Cap Tester Adapter
$9.33
Beck Arnley
FUEL INJECTION PRESSURE REGULATOR
$20.01
Standard Motor Products
Fuel Injector - GDI - New
$536.01
Standard Motor Products
Fuel Injector Connector
$18.71
Standard Motor Products
FUEL INJECTOR CONNECTOR
$39.69
Fluids & Additives
(99)consumable
aFe
aFe PROGUARD Oil Filter
$24.06
aFe
aFe PROGUARD Oil Filter- 4 Pack
$55.12
Bosch
Bosch Oil Filter
$5.20
Bosch
Bosch Oil Filter
$8.17
Nissens
Engine Oil Cooler
$458.59
Standard Motor Products
ENGINE OIL COOLER
$972.78
Gates
Engine Oil Filler Cap
$7.95
Denso
Engine Oil Filter
$7.15
Tune-Up for Other Toyota Highlander Years
Other Jobs for Your 2021 Toyota Highlander
Frequently Asked Questions
What parts do I need for a tune-up on my 2021 Toyota Highlander?
A complete tune-up on the 2021 Toyota Highlander typically requires air filters, fuel injectors, fluids & additives. This page groups parts commonly associated with that year, make, and model; confirm your trim on product pages for exact fit.
How long does a tune-up take on a 2021 Toyota Highlander?
A tune-up typically takes 1-2 hours and is rated as easy difficulty. Actual time may vary depending on your experience and the specific parts being replaced.
Can I do a tune-up myself?
Yes! A tune-up is an easy DIY project that most people can do with basic hand tools. It's a great way to save money on labor costs.
Are these parts guaranteed to fit my 2021 Toyota Highlander?
These parts are listed for the 2021 Toyota Highlander using manufacturer fitment data. Some products fit every trim, while others require trim confirmation. Use your trim in My Garage or the product page fitment checker to confirm exact fit.
What brands make tune-up parts for the 2021 Toyota Highlander?
We carry tune-up parts from trusted brands including AEM Induction, aFe, Denso, Hengst, and Delphi. Filter by brand to find your preferred manufacturer.
How much does a tune-up cost for a 2021 Toyota Highlander?
The cost of a tune-up for the 2021 Toyota Highlander depends on the parts and brands you choose. Browse the parts on this page to see current pricing. Doing the work yourself saves significantly on labor costs.