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1991 Nissan 240SX 2.4L L4 Petrol Air Filter
- REUSABLE K&N FILTER SAVES YOU MONEY: A K&N washable, reusable air filter will save you up to $125 vs. purchasing multiple disposable filters (compared to MSRP in USD of corresponding OE filters for 200,000 miles of highway driving)
- CLEAN ONCE EVERY 5 YEARS: Engine air filter only needs cleaning every 75,000 miles under normal highway driving conditions (5 years based on the average miles driven per year of 15,000 miles)
- RUGGED CONSTRUCTION: K&N Air Filters are manufactured with durable, premium materials and state-of-the-art construction methods to last a lifetime
- REDUCES WASTE: Over 200 million disposable air filters and their packaging waste wind up in landfills each year- reusable filters help reduce waste in our landfills
- ENGINEERED POWER: State-of-the-art air filter media is designed to increase horsepower and acceleration as well as improve overall engine performance
- EASY INSTALLATION: K&N Air Filters are pre-oiled and ready to drop into your factory air box- they are one of the easiest and most cost-effective vehicle upgrades for quick performance gains
- 4 LAYERS OF PROTECTION: Multiple layers of premium cotton gauze treated with a specially-designed tacking agent work together to create an intricate mesh of engine filter media that is designed to block and trap harmful contaminants
- ULTIMATE LONGEVITY: No-hassle lifetime limited warranty on stock replacement K&N air filters- limitations apply
Air Filter Shape | Panel |
Air Filter Material | Cotton Gauze |
Washable | Yes |
Height | 1.125 in (29 mm) |
Outside Length | 11 in (279 mm) |
Outside Width | 6.563 in (167 mm) |
Package Contents | 1 Air Filter |
Package Quantity | 1 |
Warranty | No-Hassle Lifetime Limited |
Product Style | Panel Air Filter |
Weight | 1.1 lb (0.5 kg) |
Filter Re-Oiling Amount | 1.06 oz (31 ml) |
Product Box Height | 1.75 in (44 mm) |
Product Box Length | 11.25 in (286 mm) |
Product Box Width | 8.75 in (222 mm) |
Filter Line | High-Flow |
Overall Filter Efficiency | Up To 99% Efficiency |
Easy Moderate Advanced
Screwdriver
5-10 Minutes
Installation PDF
Air Filter Test Data- Designed to increase horsepower and throttle response
- AEM Air Filters are cleanable and reusable for the life of your vehicle
- Captures up to 99% of harmful contaminants
- Outstanding performance even in dusty racing conditions
- Manufactured in the USA
- Does not require oil
- Will NOT void vehicle warranty
Air Filter Shape | Panel |
Air Filter Material | Non-woven Synthetic |
Height | 1.438 in (37 mm) |
Outside Length | 11 in (279 mm) |
Outside Width | 6.688 in (170 mm) |
Package Quantity | 1 |
Package Contents | 1 Air Filter |
Washable | Yes |
Warranty | Limited Lifetime |
Product Style | AEM Dryflow Panel Air Filter |
Weight | 1.3 lb (0.6 kg) |
Product Box Height | 2.5 in (64 mm) |
Product Box Length | 13.25 in (337 mm) |
Product Box Width | 7.66 in (194 mm) |
Easy Moderate Advanced
Screwdriver
5-10 Minutes
Installation PDF
Installation Instruction Sheet