K&N 33-2440 High-Flow Air Filters for 2009-2019 Infiniti M35/M37/Q70

Vehicle Fitment

• 2009-2010 Infiniti M35 Base (RWD, 3.5L V6)
• 2009-2010 Infiniti M35x (AWD, 3.5L V6)
• 2011-2013 Infiniti M37 Base (RWD, 3.7L V6)
• 2011-2013 Infiniti M37x (AWD, 3.7L V6)
• 2014-2019 Infiniti Q70 3.7 (RWD, 3.7L V6)
• 2014-2019 Infiniti Q70 AWD 3.7 (AWD, 3.7L V6)

Fitment Notes

• Fits vehicles equipped with the factory dual air intake system only.
• This part number includes two replacement air filters (one for each air box).
• Does not fit V8 or Hybrid models.
• Not compatible with aftermarket intake systems requiring different filter dimensions.

Features

• High-flow oiled cotton gauze media improves airflow over disposable paper filters.
• Washable and reusable design provides long service life.
• Direct drop-in replacement requiring no modifications.
• Helps improve throttle response and engine breathing.
• Maintains excellent filtration efficiency while reducing intake restriction.
• Factory-style sealing ensures proper airbox fit.
• Pre-oiled and ready for installation.
• Backed by K&N No-Hassle Lifetime Limited Warranty.

Specifications

• Filter Style: Panel
• Filter Media: Oiled Cotton Gauze
• Filter Shape: Panel
• Outside Length: 7.875 in. (200 mm)
• Outside Width: 7.063 in. (179 mm)
• Height: 1.438 in. (37 mm)
• Overall Filtration Efficiency: Up to 99%
• Washable: Yes
• Installation Position: Factory Engine Air Box

Included Components

• 2x K&N 33-2440 High-Flow Replacement Air Filters

Product Description

The K&N 33-2440 High-Flow Replacement Air Filter set is engineered for select Infiniti M35, M37, and Q70 V6 models equipped with the factory dual-intake system. Featuring K&N's premium multi-layer oiled cotton gauze media, these reusable filters increase airflow while maintaining excellent filtration efficiency to support improved throttle response and consistent engine performance.

Designed as direct replacements for the factory air filters, the 33-2440 set installs into the original air boxes without modifications. Unlike disposable paper filters, these filters can be cleaned, re-oiled, and reused for the life of the vehicle, helping reduce maintenance costs while delivering dependable performance and long-term engine protection.