2011 Lexus RX450h engine air filter: Sizes & Replacement Parts
Catalog-backed engine air filter part numbers for the 2011 Lexus RX450h 3.5L V6 naturally aspirated include WIX WA10313 / Purolator A31758. Confirm the final part number before checkout.
Looking for the cabin / A/C air filter instead? 2011 Lexus RX450h cabin air filter →
Choose your engine size
The 2011 Lexus RX450h uses different engine air filter part numbers by engine. Select your engine, then use the part numbers in that panel.
3.5L V6 naturally aspirated
Main catalog answer: WIX WA10313 / Purolator A31758
- Filter type
- Basic
- Sources
- WIX Filters, Purolator Now
Links search this exact part number. Confirm 2011 Lexus RX450h and the 3.5L V6 naturally aspirated engine in the seller's vehicle selector before checkout.
Fitment scope and limits
This 2011 Lexus RX450h engine air filter page has one checked engine row. Confirm the same vehicle in the seller's selector before checkout.
The checked catalogs did not provide source-backed replacement interval for this exact record, so this page does not publish those fields.
Catalogs can list more than one part number for the same vehicle. Use this page to compare the listed numbers, then use the seller's vehicle selector before ordering.
Source notes
Listed in 2 catalogs. These part numbers come from filter manufacturer catalogs. Use the source trail below to see which catalog supported this page.
| Source | Role | Supports | Checked |
|---|---|---|---|
| Purolator Now | Primary | Filter for 3.5L V6 naturally aspirated | 2026-06-25 |
| WIX Filters | Corroboration | Filter for 3.5L V6 naturally aspirated | 2026-06-25 |
Checked catalogs: Purolator Now, WIX Filters. Replacement interval is not listed unless a source provides it for this exact vehicle and engine row.
2011 Lexus RX450h maintenance checklist
One part checked. Look up the rest while you're here.
- Cabin air filter 2011 Lexus RX450h cabin filter part numbers
- Engine air filter WIX WA10313 / Purolator A31758 Checked
- Wiper blade size 2011 Lexus RX450h driver & passenger blade sizes
- Oil type & capacity 2011 Lexus RX450h oil viscosity & fill amount
Questions this page answers
What engine air filter fits the 2011 Lexus RX450h 3.5L V6 naturally aspirated?
Checked catalogs list WIX WA10313, Purolator A31758 for the 2011 Lexus RX450h 3.5L V6 naturally aspirated. The primary listing is WIX WA10313 / Purolator A31758. Confirm this part number in the seller's vehicle selector before ordering.
Is the 2011 Lexus RX450h engine air filter the same across all engine options?
This 2011 Lexus RX450h engine air filter page has one checked engine row. Confirm the same vehicle in the seller's selector before checkout.
Does this page confirm a replacement interval?
The checked catalogs did not provide source-backed replacement interval for this exact record, so this page does not publish those fields.
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