The Toyota 4Runner is a more affordable, mid-size SUV, introduced to the market for the 1984 model year. This durable SUV has built a reputation for being rugged and reliable, on and off the road, with better gas mileage when compared to larger SUV's in its class.
K&N Engineering developed a series of performance upgrades for the Toyota 4Runner. K&N replacement air filters, cold air intakes and premium oil filters are designed to provide power and protection for your engine.K&N REPLACEMENT AIR FILTERS
K&N's replacement air filters for the Toyota 4Runner are engineered to fit right into the stock air box without any cutting or fitting required. The simple drop-in design makes adding performance to your 4 Runner very easy. K&N replacement air filters are designed to increase horsepower and torque while providing excellent filtration.
The 33-2438 is custom designed to fit into the factory air box of a 2010-2016 Toyota 4Runner with a 4.0-liter engine. 2002-2008 Toyota 4Runner models with a 4.7-liter engine use K&N's 33-2144 high flow replacement filter. The 33-2144, like all K&N filters, is a washable and reusable air filter built to last the life of your 4Runner.
K&N's 33-2281 was designed to fit 2002-2009 Toyota 4Runner models with a 4.0-liter engine. K&N automotive replacement filters are backed by the famous K&N Million Mile Limited Warranty™ and will be the last air filter your Toyota 4 Runner will ever need.
1995-2002 Toyota 4Runner models with a 3.4-liter engine benefit from K&N's 33-2054 panel filter.
Owners of a 1995-2000 Toyota 4Runner model with a 2.7-liter engine or a 1990-1995 Toyota 4Runner model with a 2.4-liter engine can use the 33-2050-1 high flow filter for a lifetime of performance and protection.
K&N cold air intakes will increase the horsepower in your Toyota 4Runner, it's guaranteed. We completely replace your vehicle's restrictive factory air filter and air intake housing with K&N's high flow air filter and custom intake tube.
Owners of a 2010-2015 Toyota 4Runner with a 4.0-liter engine can choose from the 63-9034 or the 77-9034KP. The 63-9034 intake is also compatible with 2016 Toyota 4Runner 4.0L models. The 63-9034 is a non-metallic intake system, and showed improvements around 12 HP @ 4600 RPM during dyno tests. The 77-9034KP air intake features a polished aluminum finish.
2005, 2006, 2007 and 2008 Toyota 4Runner models with a 4.7-liter engine gain power with K&N's 63-9029 non-metallic intake system and the 77-9029KP polished aluminum intake kit. During K&N dyno testing the 63-9029 provided an impressive estimated gain of 12 horsepower @ 5270 RPM, while the 77-9029KP improved performance by around 7 horsepower @ 5270 RPM.
K&N manufactures two air intake systems designed to fit 2003 and 2004 Toyota 4Runner vehicles with a 4.7L engine. The 63-9022 intake features a high-density polyethylene intake tube, and provided estimated gains of 13 more horsepower @ 5012 RPM during dyno tests. K&N's 77-9022KP polished aluminum air intake is designed to provide a performance boost while also improving the sound of the engine. Tests with the 77-9022KP intake showed increases around 7 horsepower @ 5007 RPM.
K&N's 63-9023 and 77-9023KP was engineered to fit 2003-2008 Toyota 4Runner models with a 4.0-liter engine. The 63-9023 gains an estimated 9 horsepower @ 5388 RPM with a non-metallic intake tube. The 77-9023KP uses a polished aluminum intake tube to gain about 7 horsepower @ 5188 RPM.
1999 to 2002 Toyota 4Runner models with a 3.4-liter engine use K&N's non-metallic 57-9015-1 air intake system for an estimated gain of 9 horsepower @ 4842 RPM. 1999-2002 Toyota 4Runner 3.4L engines are also compatible with the 77-9015KP air intake system, featuring a polished aluminum intake tube for a more authoritative sound over a non-metallic intake system.
Owners of a 2000 Toyota 4Runner with a 2.7-liter engine can choose between K&N's 57-9016-1 air intake, or the 77-9016KP air intake system. The 77-9016KP air intake includes a polished aluminum intake tube, while the 57-9016-1 uses a lightweight polyethylene tube. Dyno tests using the 57-9016-1 intake showed an estimated gain of 6 horsepower @ 4200 RPM. Tests using K&N's 77-9016KP showed estimated gains of 5 horsepower @ 4365 RPM.K&N PERFORMANCE GOLD® OIL FILTERS
K&N premium oil filters for the Toyota 4Runner are built with ultra-thick canister walls for extra durability and protection from loose rocks and debris.
Our automotive oil filters are covered by a limited warranty to be free from defects in materials and workmanship. K&N oil filters are also ideal for use with the latest synthetic and semi-synthetic motor oils.
2003 to 2009 Toyota 4Runner models with a 4.7-liter and 4.0-liter engine, 2000 to 2002 Toyota 4Runner models with the 3.4-liter engine and the 2000 and 2010 Toyota 4Runner models with the 2.7-liter engine use K&N's HP-1002.
The HP-1002 is designed with a 1" hex nut welded to the top of the canister for easy removal. Our premium oil filters allow for high oil flow rates while trapping harmful contaminants that could damage your engine.
K&N offers a variety of performance products for earlier years of the Toyota 4Runner. To find K&N products for your Toyota 4Runner or any other vehicle use the K&N application search on KNFilters.com.