Best Kn Heavy Duty Vehicle Engine Air Filters in 2026

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

Efficiently filters outside air

Withstands damage from oil and moisture

Easy to install

Provides 2X the engine protection

A clean air filter improves air flow and prevents dirt and dust from entering the engine

On-pack directions and illustrations provide clear installation instructions

Helps extend performance. Protect against dirt

Improve fuel mileage, Recommended replacement every 12,000 miles

Replacement for FRAM CA8755A, Replacement for General Motors Genuine Part# 15908915, 15908916, 19166111, 22845992, 23349854, 25313349, 25332443

Experience an Obvious Difference: Whether you are noticing a delay in acceleration, less than average gas mileage or own a higher mileage vehicle, our Max Thrust engine air filters will provide a clear and cost effective upgrade over stock performance

Trap 2X Dirt vs. Standard Air Filters: Our unique Hex-D pleat design creates maximum holding capacity for trapping unwanted dirt and debris without compromising airflow like standard air filters thanks to multiple layers of progressively finer filter media that allows air to flow freely even when the filter is dirty

Increased Power and Mileage up to 15K Miles: Deficient airflow can cause your engine to work twice as hard to suck in the minimum amount of air it needs to perform regularly, resulting in poorer gas mileage and lower power efficiency; Max Thrust air filters are designed to give your engine a break by delivering as much clean air as it needs to perform optimally up to 15K miles

LOWER EMISIONS: Removes 99.9 percent of airborne contaminants. Luberfiner air filters offer 25-30 percent more dirt-holding capacity. Keeping proper air flow in your car reduces emissions

MAXIMUM PERFORMANCE: Our air filters have MicroGold fiber technology that provides an average of 50 percent more dust-holding capacity

FUEL EFFICIENCY: More pleats result in longer filter life, maximum fuel efficiency, and significantly improved fuel consumption

Package Dimensions: 12.4 cms (L) x 26.4 cms (W) x 29.2 cms (H).Material:Cellulose Paper

Product Type: Engine Air Filter

Package Quantity: 1

30% Longer Life: Thanks to the large-capacity filter technology, more dust and debris can be captured, which means that the PHILTOP air filter can last longer and avoid frequent replacement under normal driving conditions

Install in 5 mins：OE-design for install directly. No special tools and modifications required. Install it yourself instead of going to the dealer, save a lot of labor costs

Compatible List：Replacement for Ram2500 (2007-2021), Ram3500 (2007-2021), Ram4500 (2008-2020), Ram5500 (2008-2020)

This 12 pack FRAM Extra Guard PH3614 Engine Oil Filter replaces ACDelco LF363, ACDelco PF2158, ACDelco 2900535100, ACDelco A44081, ACDelco LF3415, ACDelco 600-211-6240, parts and is perfect for

IMPROVE ENGINE PERFORMANCE: FRAM Extra Guard is the perfect filter for everyday drivers who perform oil changes and air filter changes at OE recommended intervals. Extra Guard Oil Filters have cellulose and glass blended media that provide advanced engine protection for your vehicle. And Extra Guard Air Filters increase airflow and horsepower and improve overall engine performance

TRAP DAMAGING PARTICLES: FRAM Extra Guard provides the perfect balance of dirt-trapping efficiency and dirt-holding capacity. Engineered with a silicone anti-drain back valve, Extra Guard Oil Filters meet all manufacturer's recommended change intervals. Plus a FRAM Extra Guard Engine Air Filter helps keep damaging particles from entering your engine and causing increased engine wear

🚚 Compatibility: Compatible with Kenworthh T660, T800, T800B, T800HS, T800W. Compatible with Donaldsonn P611696, P616056. Compatible with Baldwinn CA5500. Compatible with WIX 49456. Compatible with Fleetguardd AF27688.

🚚 High Quality: Made of premium glass fiber filter paper, engineered to provide superior fit, function, filtration performance and the longest filter life possible. Changing the air filter at regular intervals will help to ensure top engine performance and longevity.

🚚 High Filtration Efficiency: Able to achieve more than 95% filtering effect, reduce the wear of the cylinder, piston and piston ring and prolong the life of the components.

LOWER EMISIONS: Removes 99.9 percent of airborne contaminants. Luber-finer air filters offer 25-30 percent more dirt-holding capacity. Keeping proper air flow in your car reduces emissions

MAXIMUM PERFORMANCE: Our air filters have MicroGold fiber technology that provides an average of 50 percent more dust-holding capacity

FUEL EFFICIENCY: More pleats result in longer filter life, maximum fuel efficiency, and significantly improved fuel consumption

Replace OEM: Suzuki 1651003G00, Suzuki 1651003G00X07, Suzuki 1651006B00, Suzuki 1651006B01, Suzuki 1651034E00

Protect Your Engines: Pleated synthetic-blend filtration media removes most harmful contaminants. Withstand the longer service intervals now recommended by some vehicle manufacturers.

Oil Filter Features: Designed to provide exceptional flow rates and a consistent flow of oil to your engine. Designed to operate with all synthetic, conventional, and blended motor oils. Heavy-duty canister for outstanding durability.