HomeAir and Fuel Delivery > FiltersPronto PA99312 Engine Air Filter
Part #: PA99312

Pronto PA99312 Engine Air Filter

⚙️ 16 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Lexus and Toyota, Highlander, LFA, RX450h, and RX450hL
🔄Easy Returns — Return within 60 days for a full refund
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Overview of Pronto PA99312 Engine Air Filter

The Pronto PA99312 engine air filter is designed to provide reliable air filtration for select Lexus and Toyota vehicles. Its panel shape and precise dimensions ensure a proper fit for models such as the Lexus RX450h, RX450hL, LFA, and Toyota Highlander.

  • Panel-shaped engine air filter with exact fit dimensions
  • Side A length: 10.3543 inches
  • Side B length: 7.3622 inches
  • Side C length: 2.2835 inches
  • Compatible with Lexus Highlander, LFA, RX450h, RX450hL and Toyota Highlander

Detailed Product Description

The Pronto PA99312 engine air filter features a panel design tailored to fit specific Lexus and Toyota models. The filter measures 10.3543 inches on Side A, 7.3622 inches on Side B, and 2.2835 inches on Side C, ensuring a secure and accurate fit within the air intake system. This precise sizing helps maintain optimal airflow while effectively filtering out contaminants, supporting engine performance and longevity. The filter is engineered to meet the specifications required by the Lexus RX450h, RX450hL, LFA, and Toyota Highlander, making it a suitable replacement part for these vehicles.

Compatible Vehicles and Applications

  • Designed for Lexus RX450h and RX450hL hybrid models
  • Fits Lexus LFA sports car air intake systems
  • Compatible with Toyota Highlander engine air filtration needs
  • Ideal for maintaining engine efficiency and air quality in these models

Installation Notes and Tips

When installing the Pronto PA99312 engine air filter, ensure the panel filter is seated properly within the air filter housing to prevent unfiltered air bypass. Verify the filter dimensions against the existing filter to confirm compatibility. Regular inspection and replacement according to the vehicle manufacturer’s maintenance schedule will help maintain engine performance.

Quality Assurance and Warranty

Pronto engine air filters are manufactured to meet industry standards for filtration and durability. While specific warranty details for the PA99312 are not provided, Pronto products typically adhere to quality control processes to ensure reliable performance in compatible Lexus and Toyota vehicles.

BrandPronto
Part NumberPA99312
ShapePanel
Side A Length10.3543
Side B Length7.3622
Side C Length2.2835

This part fits 16 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2022LexusRX450h3.5LV6N/A
2022LexusRX450hL3.5LV6N/A
2021LexusRX450h3.5LV6N/A
2021LexusRX450hL3.5LV6N/A
2020LexusRX450h3.5LV6N/A
2020LexusRX450hL3.5LV6N/A
2019LexusRX450h3.5LV6N/A
2019LexusRX450hL3.5LV6N/A
2019ToyotaHighlander3.5LV6ELECTRIC/GASN/A
2018LexusRX450h3.5LV6N/A
2018LexusRX450hL3.5LV6N/A
2018ToyotaHighlander3.5LV6ELECTRIC/GASN/A
2017LexusRX450h3.5LV6N/A
2017ToyotaHighlander3.5LV6ELECTRIC/GASN/A
2016LexusRX450h3.5LV6N/A
2012LexusLFA4.8LV10N/AFrom 05/2012

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

17801-0P0905000-583298583297A90117AF5270DW-583297MA10596PA10596PA99312PAF5553SA50043WAF5270

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.