Subaru WRX STI Air Filters

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.

AIR FILTER

Blocks dust, dirt, bacteria and pollution that can interrupt engine performance. Designed to offer consistent air flow to help increase horsepower and acceleration

Product Features:

• Prescription filtration provides stronger resistance against moisture and collapse from rain and snow
• Optimum pleat count provides a higher filtration function
• Superior protection for vehicles in dusty or dirty environments, snow, high heat/humidity and frequent trips less than 10 miles

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

K&N performance High-Flow Air Filters are engineered to improve engine performance. Unlike disposable paper filters which must be frequently replaced, K&N Air Filters are washable, reusable, and engineered to last for the life of your vehicle. K&N air filters are backed by our famous 10-Year/Million Mile Limited Warranty, and they provide an environmentally friendly way to reduce landfill waste by avoiding disposable filters. Engineered to fit easily into your factory air box, installation can be completed in a matter of minutes! K&N develops and tests each product on the world┐s toughest race tracks, so we can bring the highest level of performance to your daily driving. Join the millions of customers who have saved money and improved vehicle performance by upgrading to K&N filtration.

Product Features:

• ENGINEERED POWER: State-of-the-art air filter media is designed to increase horsepower and acceleration as well as improve overall engine performance
• RUGGED CONSTRUCTION: K&N Air Filters are manufactured with durable, premium materials and state-of-the-art construction methods to last a lifetime
• 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
• CLEAN ONCE EVERY 5 YEARS: Engine air filter only needs cleaning every 75,000 miles under normal highway driving conditions (based on the average miles driven per year of 15,000 miles)
• ULTIMATE LONGEVITY: No-hassle lifetime warranty on stock replacement K&N air filters- limitations apply
• EASY INSTALLATION: K&N Air Filters are pre-treated 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
• ECO-FRIENDLY: Using a washable, reusable engine air filter helps reduce replacement air filter waste- a K&N air filter is designed to last longer than 10 or more disposable filters
• MADE IN USA: K&N Air Filters are proudly made in the USA for trusted quality & reliability

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.