2021 Toyota 4runner Air and Fuel Delivery Parts
9 parts fit your 2021 Toyota 4runner

Carlson
Disc Brake Anti-Rattle Clip Carlson 256-H4749Part #: H4749
Fits 2021 Toyota 4runner
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Bosch
Bosch Air Filter Bosch 284-5427WSPart #: 5427WS
Fits 2021 Toyota 4runner
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Premium Guard
Air Filter Premium Guard 795-PA6122Part #: PA6122
Fits 2021 Toyota 4runner
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Pronto
Air Filter Pronto 455-PA6122Part #: PA6122
Fits 2021 Toyota 4runner
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Denso
Air Filter Denso 735-143-3025Part #: 1433025
Fits 2021 Toyota 4runner
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Mahle
Air Filter MAHLE 806-LX 3003Part #: LX3003
Fits 2021 Toyota 4runner
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Hengst
Air filter insert Hengst 360-E1293LPart #: E1293L
Fits 2021 Toyota 4runner
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Wix
WIX Air Filter Panel WIX 134-49350Part #: 49350
Fits 2021 Toyota 4runner
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K And N
Replacement Air Filter K&N 400-33-2438Part #: 332438
Fits 2021 Toyota 4runner
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Air and Fuel Delivery on the 2021 Toyota 4runner: what to know
What it does. On the 2021 Toyota 4runner, this component moves and meters fuel from the tank into the engine.
Symptoms that point to it
- Hard starting or stalling
- Hesitation under acceleration
- Whining from the fuel tank
- Poor fuel economy
Fitment. All 9 parts listed here are matched to the 2021 Toyota 4runner in the AutoParts.com fitment catalog. Engine, sub-model and trim can narrow fitment further, so check those attributes on a part before ordering.
Price range. $4.99 to $67.99, supplied by AutoParts.com and subject to change.
Brands available. Carlson, Bosch, Premium Guard, Pronto, Denso, Mahle, Hengst, Wix, K And N.
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