HomeAir and Fuel Delivery > FiltersPronto PA9943 Engine Air Filter
Part #: PA9943

Pronto PA9943 Engine Air Filter

⚙️ 22 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
$19.80Free Shipping
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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: INFINITI and Nissan, Armada, QX56, and QX80
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Pronto PA9943 Engine Air Filter

The Pronto PA9943 engine air filter is designed to provide reliable air filtration for select Nissan and INFINITI SUVs. Its panel shape and precise dimensions ensure a proper fit for models like the Nissan Armada and INFINITI QX80, helping maintain engine performance and efficiency.

  • Panel-shaped engine air filter with dimensions 12.4 inches by 13.27 inches
  • Compatible with Nissan Armada, INFINITI QX56, and QX80 models
  • Part number PA9943 for accurate identification and replacement
  • Engineered to filter airborne contaminants effectively
  • Designed to maintain optimal airflow and engine protection

Detailed Product Description

The Pronto PA9943 engine air filter features a panel design measuring 12.4 inches on side A and 13.27 inches on side B, ensuring a precise fit within the air intake system of compatible vehicles. This filter is specifically made for use in Nissan Armada and INFINITI QX56 and QX80 models, providing consistent filtration to prevent dust, dirt, and other particles from entering the engine. Maintaining clean air intake is essential for engine longevity and performance, and the PA9943 supports this by fitting securely and filtering efficiently.

Compatible Vehicles and Applications

  • Engine air filter replacement for Nissan Armada models requiring a panel filter sized 12.4 x 13.27 inches
  • Suitable for INFINITI QX56 and QX80 vehicles needing a compatible panel air filter
  • Helps address issues related to reduced engine power due to clogged or dirty air filters
  • Supports improved fuel efficiency by ensuring proper airflow
  • Prevents engine damage caused by airborne contaminants

Installation Notes and Tips

When installing the Pronto PA9943 engine air filter, ensure the panel filter is seated correctly within the air box to avoid air bypass. Check the filter housing for any debris before installation and replace the filter at regular intervals as recommended by the vehicle manufacturer. Proper installation helps maintain engine performance and prevents premature wear.

Quality Assurance and Warranty

Pronto engine air filters are manufactured to meet industry standards for filtration and durability. While specific warranty details for part number PA9943 are not provided, Pronto products typically undergo quality control to ensure reliable performance in compatible Nissan and INFINITI vehicles.

BrandPronto
Part NumberPA9943
ShapePanel
Side A Length12.4 in
Side B Length13.27 in

This part fits 22 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2024INFINITIQX805.6LV8N/A
2024NissanArmada5.6LV8N/A
2023INFINITIQX805.6LV8N/A
2023NissanArmada5.6LV8N/A
2022INFINITIQX805.6LV8N/A
2022NissanArmada5.6LV8N/A
2021INFINITIQX805.6LV8N/A
2021NissanArmada5.6LV8N/A
2020INFINITIQX805.6LV8N/A
2020NissanArmada5.6LV8N/A
2019INFINITIQX805.6LV8N/A
2019NissanArmada5.6LV8N/A
2018INFINITIQX805.6LV8N/A
2018NissanArmada5.6LV8N/A
2017INFINITIQX805.6LV8N/A
2017NissanArmada5.6LV8N/A
2016INFINITIQX805.6LV8N/A
2015INFINITIQX805.6LV8N/A
2014INFINITIQX805.6LV8N/A
2013INFINITIQX565.6LV8N/A
2012INFINITIQX565.6LV8N/A
2011INFINITIQX565.6LV8N/A

* 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:

16546-1LA0A33-2456AF5193CA11002P165461LA0APA9943PA9943FSA11002XA10253

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