Nissan D21 Air Filters

Crankcase Breather Filter

FRAM TITANIUM Engine Air Filter provides a premium option for consumers looking to get more out of their air filter. Using A premium media and filter construction, the FRAM TITANIUM Engine Air filter provides expanded durability and traps 99% of dirt particles and road dust, maintaining long-term performance for your engine and your vehicle.

Product Features:

• Premium media and filter construction
• Two-year protection and/or 24,000 mile protection
• Traps 99% of dirt and road dust
• Expanded durability and performance
• Easy Installation in as few as 5 minutes

Replacing an air filter every 12 months or 12,000 miles can have a significant impact on engine performance and efficiency. PurolatorONE?⿺ Air Filters trap up to 99% of dirt, dust, soot and other debris, helping to protect your engine from damage. A new air filter may also help prevent engine wear, improve fuel efficiency and can even improve acceleration by up to 11% (U.S. DOE study). PurolatorONE Air Filters are widely available for most passenger cars and light trucks on the road today. Changing your air filter regularly is an easy way to keep your engine running at peak performance. Full synthetic or highly embossed media for superior strength and dirt holding capacity; Blocks up to 99% of damaging dirt, soot and debris from entering your engine. Optimizes engine airflow with precision fit polyurethane framingHelps improve acceleration and boost engine efficiency. Employs steel grid backing, ridge supports or polyamide high temperature glue beads to provide superior strength and stability. Meets or exceeds OE specifications; Trusted OE supplier

Product Features:

• Full synthetic or highly embossed media for superior strength and dirt holding capacity
• Blocks up to 99% of damaging dirt, soot and debris from entering your engine
• Optimizes engine airflow with precision fit polyurethane framing
• Helps improve acceleration and boost engine efficiency
• Employs steel grid backing, ridge supports or polyamide high temperature glue beads to provide superior strength and stability
• Meets or exceeds OE specifications; Trusted OE supplier

Constructed with 100-percent polyurethane boxed frame, this high flow, oiled OE replacement performance filter will outflow the stock filter for improved horsepower and torque. Five layers of progressively finer mesh cotton gauze media provide maximum airflow for best performance results. Washable and reusable for multiple cleaning cycles, the tall open evenly spaced pleats provide excellent dust holding capacity for longer service cycle between cleanings. Integrated urethane bump seal insures tight, no leak seal over the life of the filter.

Product Features:

• OE Replacement
• Pre-oiled
• Rounded Open Pleats
• Progressive Bump Seal For Leak-Free Seal

Replacing an air filter every 12 months or 12,000 miles can have a significant impact on engine performance and efficiency. PurolatorONE Air Filters trap up to 99% of dirt, dust, soot and other debris, helping to protect your engine from damage. A new air filter may also help prevent engine wear, improve fuel efficiency and can even improve acceleration by up to 11% (U.S. DOE study). PurolatorONE Air Filters are widely available for most passenger cars and light trucks on the road today. Changing your air filter regularly is an easy way to keep your engine running at peak performance.

Product Features:

• Multi-fiber, high dirt trapping media
• Traps up to 99% of dirt, soot and other damaging debris (based on ISO 5011 on A24278)
• Replace every 12 months or 12,000 miles (refer to your owners manual for recommended maintenance schedules for your vehicle)
• A new air filter can improve acceleration by up to 11% (U.S. DOE study)
• Helps prevent engine wear

FRAM Drive engine air filter prevents damaging road dust and dirt particles from entering your vehicle’s engine. Replacing your engine air filter every 12 months can help improve acceleration and optimizes overall engine efficiency.

Product Features:

• Proven performance for up to 12 months
• Installs quickly in as little as 5 minutes
• Provides trusted protection by trapping dirt, dust, and other harmful contaminants

Carquest Standard engine air filters are designed to remove airborne contaminants and optimize engine performance in all driving conditions. Each air filter features cured filter media that increases tensile strength, allowing the filter to maintain high-pressure requirements without collapse. Carquest Standard air filters use a polyurethane construction that provides higher tear strength and more structural support. Our Carquest Standard air filters meet original equipment (O.E.) standards and fulfill the requirements for maintaining a new vehicle warranty.

Carquest Premium engine air filters are designed to meet OE fit, form and function for optimal filtration and engine protection. High-quality paper, enhanced bonding, and reinforced metal screen backing give Carquest Premium air filters the added strength and durability that modern engines demand. Built to meet or exceed original equipment standards, Carquest Premium air filters provide exceptional engine protection and optimal performance in all driving conditions.

Replacing an air filter every 12 months or 12,000 miles can have a significant impact on engine performance and efficiency. PurolatorONE┐ Air Filters trap up to 99% of dirt, dust, soot and other debris, helping to protect your engine from damage. A new air filter may also help prevent engine wear, improve fuel efficiency and can even improve acceleration by up to 11% (U.S. DOE study). PurolatorONE Air Filters are widely available for most passenger cars and light trucks on the road today. Changing your air filter regularly is an easy way to keep your engine running at peak performance. Full synthetic or highly embossed media for superior strength and dirt holding capacity; Blocks up to 99% of damaging dirt, soot and debris from entering your engine. Optimizes engine airflow with precision fit polyurethane framingHelps improve acceleration and boost engine efficiency. Employs steel grid backing, ridge supports or polyamide high temperature glue beads to provide superior strength and stability. Meets or exceeds OE specifications; Trusted OE supplier

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable and engineered to last for the entire lifespan of your vehicle. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N’s most popular product!

Product Features:

• 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

FRAM Extra Guard® engine air filters are engineered to protect your engine from harmful contaminants. Engine air filters are the first line of defense for your engine. To prevent engine wear, FRAM recommends changing your air filter every 12 months. Replacing an air filter with FRAM Extra Guard can help improve horsepower, acceleration, and engine performance.

Product Features:

• Keep your engine running smoothly by preventing damaging particles from entering your vehicle’s engine
• Ensures maximum airflow to prevent engine wear
• Installs quickly in as little as 5 minutes
• Protects up to 12 months or 12,000 miles

Constructed with 100-percent polyurethane boxed frame, this non-oiled OE replacement filter provides years of hassle free service. Three Layers of Progressive Synthetic (Dry) Media for Maximum Convenience. Washable and reusable for multiple cleaning cycles, the tall open evenly spaced pleats provide excellent dust holding capacity for longer service cycle between cleanings. Integrated urethane bump seal insures tight, no leak seal over the life of the filter.

Product Features:

• Outflows Stock Paper Filters For Improved Horsepower and Torque
• 100% Polyurethane Frame On All Sides For Extra Long Filter Life
• Washable And Reusable For Multiple Cleaning Cycles
• Progressive Bump Seal Design For A Perfect Fit

Air filter

Beck/Arnley parts meet foreign nameplate OE specifications for form, fit and function. Our product specialists work with a network of global sourcing partners so you can install the right part with confidence.

Product Features:

• Matches OE form, fit and function
• Made using high quality filter materials to maintain proper air flow
• Quality construction for durability
• Designed for underhood conditions
• Application specific for this vehicle

This Spectre OEM replacement air filter is an easy to install performance option for the stock panel shaped air filter in multiple Nissan, Infiniti and Subaru applications. With its performance synthetic air filter media, this air filter has been designed to add horsepower and quicker acceleration by allowing more air flow into your engine than ordinary paper filters. This air filter’s sealing edge was engineered to insure a proper air box seal and great engine protection.

Product Features:

• HPR OE Replacement Air Filter
• High flow replacement filter designed to fit perfectly in your stock air box
• Engineered for increased flow and greater performance
• Fits multiple Nissan, Infiniti & Subaru applications
• Factory pre-oiled and ready to use
• Easy to install with no special tools or skills required

Carquest Premium engine air filters are designed to meet OE fit, form and function for optimal filtration and engine protection. High-quality paper, enhanced bonding, and reinforced metal screen backing give Carquest Premium air filters the added strength and durability that modern engines demand. Built to meet or exceed original equipment standards, Carquest Premium air filters provide exceptional engine protection and optimal performance in all driving conditions.