Preparing your vehicle settings
YMMSE Car Icon Select your vehicle
Year
    Make
      Model
        Submodel
          Engine
            settings
            settings
            2018 Acura ILX Base 4 Cyl 2.4L expand_more
            search Browse Part
            add_box Add New Vehicle
            Shop By Brand
            Select Brand

            Shop by Brand

            Shop by Price

            Shop by Material

            Shop by Design

            Shop by Color/Finish

            Shop by Condition

            Shop by Product Fit

            Shop by Quantity Sold

            Shop by Tube Material

            Shop by Tube Color/Finish

            Shop by Water Pump Included

            Shop by Pulley Included

            Shop by Air Filter Type

            Shop by Shape

            Shop by Recommended Use

            Shop by Style

            COLLAPSE ALL

            Toyota 4Runner Auxiliary Air Valve

            We have 32 Items In-stock.
            • Top Sellers

            Toyota 4Runner Air Inject Check Valve - Direct Fit, Sold individually

            $88.95 $88.95 You Save $0.00 (0%)
            Add to Cart
            Availability: In Stock, Same day - 1 business day
            Only from APW Rewards

            DORMAN OE REPLACEMENT AIR INJECT CHECK VALVES

            Affordable, directly compatible and built to last, Dorman’s OE replacement air inject check valves stand out as the smart option. Since 1918, Dorman Products has supplied the automotive aftermarket with high-quality replacement parts, hardware and fasteners.

            • Simple to install
            • Engineered with high-quality materials
            • Qualified by Dorman’s strenuous testing procedures
            • Withstands wear and extreme conditions
            • Brand SKU#: Dorman 911-645
            • Notes: 50 psi Maximum Pressure Rating; Black and Silver Color/Finish; Diaphragm Valve Type; -40C to 125C Working Temperature Range
            • Warranty: Lifetime Dorman limited warranty
            • Anticipated Ship Out Time: Same day - 1 business day
            • Quantity Sold: Sold individually
            • Prop 65 Warning: Cancer and/or Reproductive Harm. Please Read Proposition 65 Warning In The Description.

            Fits the following Toyota 4Runner Years

            • 2005-2009 | Limited | 8 Cyl 4.7L
            • 2005-2009 | SR5 | 8 Cyl 4.7L
            • 2005-2009 | Sport | 8 Cyl 4.7L
            See more

            Toyota 4Runner Heater Valve - Direct Fit, Sold individually

            Best Seller
            $14.50 $42.57 You Save $28.07 (66%)
            Add to Cart
            Availability: In Stock
            Earn More APW Rewards
            Instead of 15,

            Manufactured from top quality components, this is your best option and inexpensive replacement for your rebuild, repair, and maintenance needs - an OE replacement product for your damaged or aged factory part.

            Replacement - the most affordable brand name for replacement parts that you need! Replacement is a professional brand for autobody, lighting parts, electrical, brake, suspension, intake and exhaust, and cooling and heating products. All Replacement brands include 1-year, unlimited-mileage warranty.

            • Brand SKU#: Replacement RT38310002
            • Notes: Cable operated
            • Warranty: 1-year unlimited-mileage warranty
            • Quantity Sold: Sold individually
            • Prop 65 Warning:

              Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

            Fits the following Toyota 4Runner Years

            • 1999-2000 | Base | 4 Cyl 2.7L
            • 1999-2002 | Limited | 6 Cyl 3.4L
            • 1999-2002 | SR5 | 6 Cyl 3.4L
            • 2001 | Base | 6 Cyl 3.4L
            See more

            Toyota 4Runner Cold Air Intake - Oiled

            $307.99 $559.09 You Save $251.10 (45%)
            Add to Cart
            Availability: In Stock, 2-3 business days
            Only from APW Rewards
            K&N – 57 SERIES FUEL-INJECTED COLD AIR INTAKE KITS

            When most people think of vehicle performance, K&N comes to mind. K&N’s fuel-injected performance cold air intake kits feature an extra large conical filter for maximum cold air flow and a rotationally molded, non-metallic intake tube designed to eliminate air turbulence and the annoying noise that metal intakes can make. Started in 1969, K&N has garnered a reputation for engineering the world’s finest filtration products for cars, trucks, SUVs, motorcycles, race vehicles, commercial vehicles and anything in-between.

            • Great for vehicles with fuel injection
            • Replaces existing air filter and box
            • Includes rotationally-molded polyethylene tube for less noise than metal intake tubes
            • Conveniently uses stock mounting points and holes
            • Installs in less than 2 hours
            • Boosts cold air flow which translates to more horsepower
            • Backed by K&N’s million mile warranty
            • Custom fit to your vehicle’s specifications
            • Includes cotton-gauze conical air filter with 100,000-mile cleaning intervals
            • The world’s best fuel-injected cold air intake system
            • All filters are washable, reusable and come already oiled by K&N
            • Brand SKU#: K&N 57-9012
            • Series: K&N 57 Series FIPK
            • Quantity Sold: Assembly
            • Tube Material: Plastic Tube
            • Tube Color/Finish: Black
            • Air Filter Type: Oiled
            • Product Fit: Direct Fit
            • Air Filter Material: Cotton Gauze Filter
            • Anticipated Ship Out Time: 2-3 business days
            • Warranty: Million-mile K&N limited warranty
            • Prop 65 Warning: Cancer and/or Reproductive Harm. Please Read Proposition 65 Warning In The Description.
            See more

            Toyota 4Runner Air Spring - Rear, Driver and Passenger Side, Kit

            $90.89 $141.92 You Save $51.03 (36%)
            Add to Cart
            Availability: In Stock
            Only from APW Rewards

            AIR LIFT 1000 AIR SPRINGS

            Air Lift 1000 air springs are ready to add load-leveling support for improved handling, braking and reduced bottoming when you’re hauling a heavy load in your SUV, CUV, van, car or motorhome. They fit inside your vehicle’s coil springs and, when inflated, will increase your vehicle’s spring rate to provide up to 1,000 pounds of load support and can be easily deflated when your vehicle is empty. Air Lift patented their first air spring suspension in 1950 and have been an industry leader ever since.

            • Fits inside the coil springs of your SUV, van or car
            • Provides up to 1,000 pounds of load-leveling support
            • Inflate air springs for heavy loads, deflate when your vehicle’s empty
            • Increased stability and less bottoming out because air springs increase spring rates
            • Designed for vehicles (SUVs, CUVs, vans and cars) with coil spring suspensions
            • Can be inflated from 5-35 psi for most vehicles (50-90 psi for motorhomes)
            • Full kits contain two air springs, air lines, Schrader valves and hardware (check application before purchase)
            • Brand SKU#: Air Lift 60743
            • Location: Rear, Driver And Passenger Side
            • Notes: Air Compressor Sold Separately
            • Series: Air Lift 1000
            • Quantity Sold: Kit
            • Warranty: Air Lift's Limited Lifetime Warranty

            Fits the following Toyota 4Runner Years

            • 1996-2001 | Base | All Engines
            • 1996-2002 | Limited | All Engines
            • 1996-2002 | SR5 | All Engines
            See more

            Toyota 4Runner Performance Replacement Dry Air Filter

            Best Seller
            $19.25 $36.29 You Save $17.04 (47%)
            Add to Cart
            Availability: In Stock
            Only from APW Rewards

            PUROLATOR PUROLATORONE AIR FILTERS

            Arm your ride with superior filtration and enjoy up to 11% improvement in acceleration with Purolator’s PurolatorONE air filters. With their multi-fiber, high-density media, these air filters are able to catch 99% percent of airborne particles that could otherwise damage the engine. Since 1923, Purolator has manufactured premium filters for the automotive aftermarket.

            • With multi-fiber, high-density media for protection against soot, dirt and dust
            • Protects the engine from premature damage and ensures better acceleration
            • Catches up to 99% of airborne particles and debris
            • Can improve acceleration by up to 11% (according to U.S. DOE study)
            • Compatible with a multitude of foreign and domestic vehicle makes and models
            • Brand SKU#: Purolator A35578
            • Style: Dry
            • Type: Particulate
            • Series: PurolatorONE
            • Quantity Sold: Sold individually
            • Warranty: 1-year Purolator limited warranty

            Fits the following Toyota 4Runner Years

            • 2003-2009 | Limited | 6 Cyl 4.0L
            • 2003-2009 | SR5 | 6 Cyl 4.0L
            • 2003-2009 | Sport | 6 Cyl 4.0L
            See more

            Toyota 4Runner Air Filter

            Best Seller
            $16.94 $57.53 You Save $40.59 (71%)
            Add to Cart
            Availability: In Stock
            Only from APW Rewards

            FRAM EXTRA GUARD AIR FILTERS

            Feed your engine with clean air for combustion efficiency by installing FRAM’s Extra Guard air filters. These air filters are engineered to maintain proper airflow and offer engine protection for up to 12,000 miles. FRAM is a leading aftermarket manufacturer that specializes in filters, PCV valves, crankcase breathers, transmission vacuum modulators, etc.

            • Removes more dirt and airborne particles that could restrict airflow
            • Provides excellent engine protection from foreign particles that cause premature wear
            • Promotes increased horsepower, acceleration and engine performance
            • Effectively filters contaminants for up to 12,000 miles
            • Delivers reliable performance even in tough driving conditions
            • Direct fit for easy installation
            • Brand SKU#: Fram CA9683
            • Type: Disposable
            • Series: Fram Extra Guard
            • Quantity Sold: Sold individually
            • Warranty: Fram limited warranty

            Fits the following Toyota 4Runner Years

            • 2003-2009 | Sport | 6 Cyl 4.0L
            • 2003-2012 | Limited | 6 Cyl 4.0L
            • 2003-2012 | SR5 | 6 Cyl 4.0L
            • 2011-2012 | Trail | 6 Cyl 4.0L
            See more

            Toyota 4Runner Air Spring - Rear, Driver or Passenger Side, Sold individually

            Best Seller
            $166.47 $208.09 You Save $41.62 (20%)
            Add to Cart
            Availability: In Stock
            Only from APW Rewards

            ARNOTT – OE REPLACEMENT AIR SPRINGS

            Enhance your ride with the top-notch quality, reliability and safety delivered by Arnott’s OE replacement air springs. Arnott is renowned in the automotive aftermarket for their high-quality air suspension system parts.

            • Directly fits with OE air lines without adjustments
            • Engineered with aircraft-grade aluminum and high-impact plastic resin
            • Made according to strict standards in the USA
            • Includes premium crimping rings
            • Brand SKU#: Arnott A-2949
            • Location: Rear, Driver Or Passenger Side
            • Quantity Sold: Sold individually
            • Warranty: Lifetime Arnott limited warranty

            Fits the following Toyota 4Runner Years

            • 2002-2009 | Limited | All Engines
            • 2002-2009 | SR5 | All Engines
            • 2003-2009 | Sport | All Engines
            See more

            Toyota 4Runner Valve Cover Gasket

            Best Seller
            $44.32 $58.02 You Save $13.70 (24%)
            Add to Cart
            Availability: In Stock
            Only from APW Rewards

            APEX OE REPLACEMENT VALVE COVER GASKETS

            Swap out your worn-out valve cover gasket and restore dependable performance to your engine with the exact, leak-free fit and top-quality design delivered by Apex OE replacement valve cover gaskets. Since its establishment, Apex Automobile Parts, Inc. has been committed to providing the automotive market with a comprehensive line of engine components including seals, head bolts and gaskets.

            • Premium materials and design ensure prolonged service
            • Undergone stringent evaluation for exact, leak-free fit and dependable performance
            • Crafted to strict OE specifications
            • Designed for various domestic, Korean, Japanese and popular European applications
            • Brand SKU#: APEX AVC859S
            • Quantity Sold: Set
            • Warranty: Lifetime APEX limited warranty

            Fits the following Toyota 4Runner Years

            • 2003-2009 | Limited | 8 Cyl 4.7L
            • 2003-2009 | SR5 | 8 Cyl 4.7L
            • 2003-2009 | Sport | 8 Cyl 4.7L
            See more

            Toyota 4Runner Valve Cover Gasket

            $51.75 $80.04 You Save $28.29 (35%)
            Add to Cart
            Availability: In Stock
            Only from APW Rewards

            FEL-PRO OE REPLACEMENT ENGINE VALVE COVER GASKETS

            • Constructed with the finest quality materials for superior durability
            • Precision-engineered to address each application’s unique characteristics
            • Easy installation
            • Designed to ensure leak-proof seal
            • Backed by industry leader renowned for their top-of-the-line sealing solutions

            Backed by an industry leader renowned for delivering “the gaskets professionals trust,” Fel-Pro’s OE replacement engine valve cover gaskets are precision-engineered with the finest quality materials for superior durability and a secure, leak-proof seal. Fel-Pro is a leading brand of gaskets and sealing solutions in the automotive aftermarket.

            See product for application and installation details.
            • Brand SKU#: Felpro VS50592R
            • Gasket Material: Rubber gasket
            • Quantity Sold: Set

            Fits the following Toyota 4Runner Years

            • 2003-2009 | Limited | 8 Cyl 4.7L
            • 2003-2009 | SR5 | 8 Cyl 4.7L
            • 2003-2009 | Sport | 8 Cyl 4.7L
            See more

            Toyota 4Runner Mass Air Flow Sensor

            Best Seller
            $46.48 $86.54 You Save $40.06 (46%)
            Add to Cart
            Availability: In Stock
            Only from APW Rewards

            WALKER PRODUCTS OE REPLACEMENT MASS AIR FLOW SENSORS

            Restore accurate air flow measurement for your engine's air intake system with the carefully crafted and tested design of Walker Products’ OE replacement mass air flow sensors. Walker Products supplies the automotive aftermarket with premium engine sensors and fuel system components.

            • Strenuously crafted for OE-standard fit and function
            • Made with first-class materials for durability
            • Carefully manufactured and inspected in-house to guarantee optimum performance
            • Provides accurate mass air flow rate information
            • Brand SKU#: Walker Products 245-1095
            • Notes: Sensor only
            • Quantity Sold: Sold individually
            • Warranty: 90-day Walker limited warranty

            Fits the following Toyota 4Runner Years

            • 1999-2002 | Limited | 6 Cyl 3.4L
            • 1999-2002 | SR5 | 6 Cyl 3.4L
            • 2001 | Base | 6 Cyl 3.4L
            • 2003-2009 | Limited | 6 Cyl 4.0L
            • 2003-2009 | SR5 | 6 Cyl 4.0L
            • 2003-2009 | Sport | 6 Cyl 4.0L
            See more

            Toyota 4Runner Mass Air Flow Sensor

            $116.42 $220.46 You Save $104.04 (47%)
            Core Deposit: $42.70
            Add to Cart
            Availability: In Stock
            Only from APW Rewards

            A1 CARDONE REMAN OE REPLACEMENT MASS AIR FLOW SENSORS

            Restore trouble-free functionality to your ride with the perfect fit and lasting dependability of A1 CARDONE’s remanufactured OE replacement mass air flow sensors. A1 CARDONE supplies the automotive aftermarket with high-quality remanufactured products.

            • Made to precise OE requirements for perfect fit
            • Premium, sturdy design for lasting dependability
            • Thoroughly inspected to guarantee optimum, trouble-free functionality
            • Engineered by top, industry-respected remanufacturing experts
            • Quick and painless to install

            *** RETURNS NOTE: A1 CARDONE only accepts returns within 30 days of purchase. When you receive your product, please inspect it immediately for proper part number/condition and to ensure that you are satisfied with your purchase. ***

            • Brand SKU#: A1 Cardone 74-20030
            • Notes: Aluminum Housing Material; Bolt-On Mounting Type
            • Quantity Sold: Sold individually
            • Warranty: 1-year or 18,000-mile A1 Cardone limited warranty

            Fits the following Toyota 4Runner Years

            • 1988-1995 | SR5 | 6 Cyl 3.0L
            • 1989 | DLX | 6 Cyl 3.0L

            Toyota 4Runner EGR Valve

            $192.64 $264.91 You Save $72.27 (27%)
            Add to Cart
            Availability: In Stock
            Only from APW Rewards

            STANDARD OE REPLACEMENT EGR VALVES

            Restore your ride to full function with the OEM-grade quality assurance and standard-setting performance offered by Standard’s OE replacement EGR valves. Since 1919, Standard Motor Products has engineered a full line of engine management products, including ignition parts, sensors and on-board computers.

            • Design meets OE-level standards
            • Sturdily constructed in TS 16949 certified facilities
            • Broad range of import and domestic models covered
            • Put through systematic inspection to guarantee enduring performance and quality
            • Brand SKU#: Standard EGV547
            • Quantity Sold: Sold individually
            • Warranty: 3-year or 36,000-mile Standard limited warranty

            Fits the following Toyota 4Runner Years

            • 1989 | DLX | 6 Cyl 3.0L
            • 1989-1995 | SR5 | 6 Cyl 3.0L

            Toyota 4Runner Cold Air Intake - Dry

            $369.91 $462.39 You Save $92.48 (20%)
            Add to Cart
            Availability: In Stock, 2-3 business days
            Only from APW Rewards

            AIRAID MXP COLD AIR INTAKES

            • MADE IN USA
            • Large 1-piece rotational molded air box creates cold air dam to block heat and draw in cool air
            • Select applications feature built-in velocity stack and redesigned intake tube for better air flow
            • Includes either AIRAID SynthaMax (100% synthetic) or SynthaFlow (oiled) performance air filter
            • Computer-designed, dyno-tested and tuned for improved cold air flow and maximum horsepower, torque and performance
            • Installs in minutes - no special tools necessary

            MXP cold air intakes by AIRAID are specially designed to get the hot air out of the engine and boost cold air flow, which improves horsepower, torque and overall performance. AIRAID’S top-of-the-line MXP system includes a roto-molded air box and—for select applications—an air intake tube made of cross-linked, high-density polyethylene that maintains mass air flow readings for correct air-fuel ratio/calibration levels while significantly adding to your vehicle’s performance. AIRAID, founded in 1997, is a state-of-the-art manufacturer of air intake systems for automotive enthusiasts looking for innovative, scientifically-proven ways to improve horsepower, torque and performance.

            See product for application and installation details.
            • Brand SKU#: Airaid 511-302
            • Series: Airaid MXP
            • Emissions: 48-State Legal (Cannot Ship to CA or NY)
            • Quantity Sold: Assembly
            • Tube Material: Plastic Tube
            • Tube Color/Finish: Black
            • Air Filter Type: Dry
            • Product Fit: Direct Fit
            • Air Filter Material: Synthetic Filter
            • Anticipated Ship Out Time: 2-3 business days
            • Warranty: Lifetime Airaid limited warranty
            • Prop 65 Warning:

              Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

            See more

            Fits the following Toyota 4Runner Years

            • 2010-2016 | Trail | 6 Cyl 4.0L
            • 2010-2019 | Limited | 6 Cyl 4.0L
            • 2010-2019 | SR5 | 6 Cyl 4.0L
            • 2015-2019 | TRD Pro | 6 Cyl 4.0L
            • 2017-2018 | Base | 6 Cyl 4.0L
            • 2017-2019 | TRD Off-Road | 6 Cyl 4.0L
            • 2019 | SR5 Premium | 6 Cyl 4.0L
            • 2019 | TRD Off-Road Premium | 6 Cyl 4.0L
            See more

            Toyota 4Runner Valve Cover Gasket

            $20.86 $29.12 You Save $8.26 (28%)
            Add to Cart
            Availability: In Stock
            Only from APW Rewards

            DNJ OE REPLACEMENT VALVE COVER GASKETS

            Keep your valve cover properly sealed with the OE-style fit and performance delivered by DNJ's OE replacement valve cover gaskets. Since 1986, DNJ Engine Components has supplied the automotive aftermarket with a full line of domestic and Japanese engine parts.

             

            • Precision-engineered to provide OE-style fit and performance
            • Made with highly durable materials for lasting strength and service
            • Properly seals valve cover for leak-free functionality
            • Offered by engine component experts with over 30 years of experience in the industry
            • Hassle-free to install
            • Brand SKU#: DNJ VC950
            • Quantity Sold: 2-piece set
            • Warranty: 1 year or 12,000-mile DNJ limited warranty

            Fits the following Toyota 4Runner Years

            • 1988-1995 | SR5 | 6 Cyl 3.0L
            • 1989 | DLX | 6 Cyl 3.0L

            Toyota 4Runner Cabin Air Filter

            Best Seller
            $28.17 $44.98 You Save $16.81 (37%)
            Add to Cart
            Availability: In Stock, Same day - 1 business day
            Only from APW Rewards

            BOSCH OE REPLACEMENT CABIN AIR FILTERS

            Revive your drive with the sturdy design and dependable, OE-standard performance guaranteed by Bosch’s OE replacement cabin air filters. Since 1886, Bosch has developed innovative products—including spark plugs, starters, brakes and steering system parts—for the automotive aftermarket.

            • Precision-formed to ensure direct fit and dependable functionality
            • Sturdily designed for enduring performance
            • Vast range of import and domestic makes and models covered
            • Has undergone systematic development and inspection to guarantee outstanding quality
            • Brand SKU#: Bosch P3502WS
            • Notes: Foam
            • Type: Particulate
            • Warranty: 1-year Bosch limited warranty
            • Anticipated Ship Out Time: Same day - 1 business day
            • Quantity Sold: Sold individually

            Fits the following Toyota 4Runner Years

            • 2010-2013 | All Submodels | All Engines
            • 2014-2016 | Trail | 6 Cyl 4.0L
            • 2014-2017 | Limited | 6 Cyl 4.0L
            • 2014-2017 | SR5 | 6 Cyl 4.0L
            • 2015-2017 | TRD Pro | 6 Cyl 4.0L
            • 2017 | TRD Off-Road | 6 Cyl 4.0L
            See more

            Welcome car repair expert! You've come to the right place to get affordable quality Auxiliary Air Valves for your Toyota 4Runner. Not an auto repair expert? That's not a problem. We've worked hard over 11 years designing a website experience that makes it easy for anyone to idenify whether parts fit their car. Just plur your Toyota 4Runner and Year into the Year Make Model selector above and when you search for a Auxiliary Air Valve Auto Parts Warehouse will only show you parts that fit your vehicle. It's that easy.

            Need Help? Get everything right and save time

            Contact our auto parts experts through Live Chat or Email us

            Our Advantage

            Free Shippingon orders $50 and above