K AND N ENGINEERING

A stock intake system restricts airflow to your 4.6L or 5.4L engine, costing you horsepower and throttle response when you need it most. The 57 Series FIPK delivers a direct path for cold air to...

The stock intake on your JK Wrangler restricts airflow and forces your 3.8L engine to work harder than it needs to. K&N's FIPK system replaces that restriction with a direct-path design that...

A cold air intake system directly increases volumetric efficiency by delivering cooler, denser air to your 5.7L engine—translating to measurable gains in horsepower and throttle response. The K&N 57...

The factory intake system on your 5.7L Hemi restricts airflow and costs you measurable horsepower and throttle response. This FIPK cold air intake replaces that bottleneck with a direct path from a...

The stock intake on your 4.0L Cherokee throttles airflow and robs you of available power—especially under load. The 57 Series FIPK cold air intake dramatically improves volumetric efficiency by...

A quality air filter is fundamental to maintaining optimal engine performance and longevity in your 5.3L LS engine. Stock paper filters restrict airflow and require frequent replacement, while this...

A quality air filter is fundamental to engine efficiency, and this K&N panel filter delivers improved airflow while protecting your Colorado's engine from contaminants. The reusable cotton media...

A clean air filter is non-negotiable for maintaining peak engine efficiency and fuel economy on your 6.7L PowerStroke. This K&N reusable cotton element delivers superior airflow compared to...

A quality air filter is fundamental to engine efficiency and longevity—it directly impacts horsepower delivery, fuel economy, and combustion cleanliness. The K&N 33-5000 panel filter for your...

A quality air filter is foundational to engine performance and longevity. The K&N 33-2466 reusable cotton panel filter delivers superior airflow compared to disposable alternatives, allowing your 6...

A clean, efficient intake is foundational to maximizing your Taurus 3.5L's performance and engine longevity. This reusable cotton panel filter delivers superior airflow compared to OEM restrictive...

A quality air filter is fundamental to engine performance—it directly impacts fuel efficiency, horsepower delivery, and engine longevity by preventing contaminants from reaching your cylinders. The...

A quality air filter is fundamental to engine efficiency and longevity—restrictive or degraded filters force your engine to work harder, compromising fuel economy and power output. This reusable...

A quality air filter is fundamental to engine performance—restriction kills horsepower and efficiency. This reusable cotton panel filter delivers superior airflow compared to disposable paper...

A quality air filter is essential for maintaining engine efficiency and protecting internal components from harmful contaminants. The K&N 33-2247 delivers superior airflow compared to disposable...

A quality air filter is fundamental to engine performance and longevity. This reusable cotton panel filter delivers superior airflow compared to disposable alternatives, reducing restriction while...

A factory air filter sacrifices airflow efficiency and longevity—replacing it with a high-quality cotton panel filter improves engine breathing while delivering superior filtration for thousands of...

A quality air filter is foundational to engine performance—restricting airflow costs you horsepower, fuel economy, and engine longevity. This K&N panel filter delivers high-flow filtration without...

A quality air cleaner assembly is foundational to carburetor performance—it directly impacts fuel atomization, throttle response, and overall engine efficiency. This 4-barrel setup provides optimized...

A quality air filter element is fundamental to maintaining optimal engine performance and longevity. This reusable cotton filter delivers superior airflow while effectively trapping contaminants,...

Filter Cleaner - 1 Gal. Spray Nozzle Included1 gal JugEach

A quality air filter oil is essential for maintaining optimal airflow and engine protection in high-performance applications. This 8oz. squeeze bottle delivers precise application, ensuring your foam...

If you're running a Holley 4150 or 4160 carburetor, airflow consistency directly impacts throttle response and fuel atomization across the rpm range. The Stub Stack 85-0200 air flow director mounts...

A quality air cleaner assembly is foundational to any high-performance engine build—it directly impacts airflow efficiency, throttle response, and overall reliability. The 14in X-Stream Assy delivers...

A quality air cleaner assembly is fundamental to any carbureted engine build—it protects your carburetor from contaminants while supporting consistent air intake. The 14in X-Stream design delivers...

A properly functioning crankcase vent system is essential for maintaining engine health and preventing pressure buildup that can compromise seals and gaskets. This K&N crankcase breather combines...

Crankcase pressure buildup degrades engine seals, gaskets, and overall reliability—this K&N breather vent effectively routes vapors away while maintaining system integrity. The clamp-on design offers...

A quality breather filter is essential for controlling crankcase vapors and protecting your engine from contamination. This K&N vent filter delivers reliable filtration in a compact, bolt-on design...

Engine breather systems require reliable filtration to prevent contaminant ingestion while maintaining proper crankcase ventilation—this directly impacts engine longevity and performance consistency...

Engine breathers manage crankcase pressure and prevent oil blow-by that can compromise engine seals and performance. This K&N 1.5" breather with chrome shield delivers reliable crankcase ventilation...

Engine breather systems are critical for managing crankcase pressure and preventing oil blow-by—a properly sized breather directly impacts engine longevity and performance consistency. This K&N 1...

Proper crankcase ventilation is essential for engine longevity and reliability—excessive pressure buildup can compromise seals, gaskets, and overall engine integrity. This K&N breather element...

A quality breather system is essential for maintaining crankcase pressure and preventing oil blow-by that can compromise engine seals and performance. This K&N breather delivers reliable air...

A properly functioning crankcase vent system is critical for engine longevity—it prevents pressure buildup, reduces oil leakage, and protects internal seals from premature failure. This K&N clamp-on...

A quality crankcase vent filter prevents oil vapor and contaminants from entering your engine bay while maintaining proper crankcase pressure—essential for engine longevity and performance. This K&N...

A quality breather system prevents crankcase pressure buildup that can compromise engine seals, gaskets, and overall reliability—especially critical in high-performance and forced induction...

Crankcase pressure buildup degrades engine seals and forces oil past gaskets—a quality vent filter maintains proper crankcase ventilation while protecting your engine from contaminants. The K&N...

A quality crankcase breather is essential for maintaining proper engine ventilation and preventing pressure buildup that can compromise seals and gaskets. This K&N crank vent offers a reliable,...

A quality crankcase vent filter is essential for protecting your engine from contamination while allowing proper pressure relief. This push-in breather prevents dirt and moisture from entering your...

Engine breather systems require proper venting to maintain crankcase pressure and prevent seal degradation—this push-in breather vent delivers reliable, maintenance-free operation. The chrome-plated...