2021 Toyota 4Runner Filters and PCVs

Essential 2021 Toyota 4Runner Filters and PCVs

ATP – AT IN-LINE FLTR 5/16 (Part No.JX-150)

AT IN-LINE FLTR 5/16

from

$42.99
AT IN-LINE FLTR 5/16

Carquest Premium – Automatic Transmission Filter Kit: Sump, Original Equipment Fit, Form And Function, 1 Pack (Part No.96075)

Automatic Transmission Filter Kit: Sump, Original Equipment Fit, Form And Function, 1 Pack

from

$65.99
Provides OE-quality filtration to remove contaminants and extend the life of your transmission. Domestic and import applications available. Where applicable, sure hold gaskets are designed to keep your pan gasket in place during installation. Filtering media may consist of felt, paper, or stainless screens that meet original or exceed original OE specifications. Meets or exceeds all OEM fit and quality requirements. High efficiency filtration. Prevents loose material from re-entering the transmission.

Product Features:
  • Guaranteed OE quality form, fit and function
  • Superior quality filter media traps harmful contaminants, ensuring clean transmission fluid to protect your transmission and its components
  • Premium Sure Hold gaskets hold pan bolts in place for easy installation and guarantee a leak-free seal. Gasket may not be included with every kit.
See More

Carquest Premium – FLTR KT A343F 4.5L 3/4 (Part No.96038)

FLTR KT A343F 4.5L 3/4

from

$32.99
Provides OE-quality filtration to remove contaminants and extend the life of your transmission. Domestic and import applications available. Where applicable, sure hold gaskets are designed to keep your pan gasket in place during installation. Filtering media may consist of felt, paper, or stainless screens that meet original or exceed original OE specifications. Meets or exceeds all OEM fit and quality requirements. High efficiency filtration. Prevents loose material from re-entering the transmission.

Product Features:
  • Guaranteed OE quality form, fit and function
  • Superior quality filter media traps harmful contaminants, ensuring clean transmission fluid to protect your transmission and its components
  • Premium Sure Hold gaskets hold pan bolts in place for easy installation and guarantee a leak-free seal. Gasket may not be included with every kit.
See More

Dorman – Oil Filter Cap – Aluminum (Part No.917-016)

Oil Filter Cap - Aluminum

from

$31.99
Cracked or stripped filter cover making oil changes difficult? This direct replacement oil filter cap matches the fit and function of the original equipment cap for a reliable repair.

Product Features:
  • Ideal replacement – this engine oil filter cover is a direct replacement for the original equipment filter cover
  • Durable construction – this part is specifically designed to withstand extreme underhood temperatures to resist cracking and leaking
  • Quality tested – this part has undergone extensive testing to ensure a quality fit and long service life
  • Easy to install – no special tools required
See More

Dorman – Help – Oil Filter Cap – Aluminum (Part No.917-016CD)

Oil Filter Cap - Aluminum

from

$35.49
Cracked or stripped filter cover making oil changes difficult? This direct replacement oil filter cap matches the fit and function of the original equipment cap for a reliable repair.

Product Features:
  • Ideal replacement – this engine oil filter cover is a direct replacement for the original equipment filter cover
  • Durable construction – this part is specifically designed to withstand extreme underhood temperatures to resist cracking and leaking
  • Quality tested – this part has undergone extensive testing to ensure a quality fit and long service life
  • Easy to install – no special tools required
See More

Carquest Premium – Full-Flow Lube Spin-on (Part No.85068HD)

Full-Flow Lube Spin-on

from

$13.49
Carquest spin-on lube filters protect your engine from wear particles that can otherwise lead to premature parts failure.

Product Features:
  • Contains Anti-Drainback Valve;8 PSID By-Pass Valve
  • Made in USA
See More

PurolatorBOSS – Max Filtration Cabin Air Filter: Filters Virus Aerosols, Blocks Odors w/ Febreze Freshness (Part No.PBC35479)

Max Filtration Cabin Air Filter: Filters Virus Aerosols, Blocks Odors w/ Febreze Freshness

from

$42.99
The average American spends almost 300 hours in their car every year. That’s a lot of time spent breathing potentially dirty, unpleasant air. PurolatorBOSS® Premium Cabin Air Filters with Febreze Freshness are designed with triple-layer protection. This powerful combination blocks and controls odors while preventing mold and bacteria growth on the filter. The filter effectively captures fine dust particles, inert allergens and virus aerosols that have been known to cause respiratory issues. The advanced filtration solution combines the odor eliminating technology of Febreze with an antimicrobial layer that prevents mold, mildew and bacteria growth on the filter. Unlike HEPA filters, our highly efficient filter captures fine dust particles like dirt, brake dust, soot and pollen – all while optimizing critical air flow through the vehicle’s HVAC system, allowing it to function properly. Certain trademarks used under license from The Procter & Gamble Company or its affiliates.

Product Features:
  • Blocks and controls odors with Febreze Freshness
  • Unscented for fresh, clean air smell
  • Filters virus aerosols
  • Prevents odor-causing bacteria and mold growth on the filter – providing cleaner, fresher air as you drive
  • Filters out fine dust particles, dirt, soot, pollen and other inert allergens from entering the vehicle’s cabin
  • Unlike HEPA type cabin air filters, PurolatorBOSS Premium Cabin Air Filters provide high efficiency while optimizing airflow through the vehicle’s HVAC system
  • Aids in the A/C, heater and defroster performance
  • Available for many popular vehicles – domestic and import
  • Replace every 12 months or 12,000 miles* for optimum performance – or more frequently in harsh or dusty environments.
See More

DENSO – Cabin Air Filter (Part No.453-1019)

Cabin Air Filter

from

$37.49
DENSO is the OE supplier for this vehicle. Premium electrostatically charged media. Captures ultra-fine particulates such as diesel carbon and smoke.

Product Features:
  • Meets or exceeds all O.E. Specifications
  • Electrostatic particulate media stops particulates down to 0.3 microns – out-performing conventional pleated filters
  • Multi layers of super-fine filtration trap more airborne pollutants
  • Captures bacteria, mold spores, diesel and cigarette smoke.
  • Full coverage particulate & OE fitment charcoal program
  • First Time Fit for ease of installation
See More

ACDelco – Oil Filter: Ideal for Any Type Oil, Same Filter Installed From The Factory (Part No.PF53)

Oil Filter: Ideal for Any Type Oil, Same Filter Installed From The Factory

from

$11.99
ACDelco GM Original Equipment Engine Oil Filters are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These filters help ensure a clean supply of oil to engine components. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:
  • Helps keep abrasive particles away from bearings and other engine hydraulic components
  • Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
  • ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
See More

Mobil 1 – Oil Filter: Ideal for Synthetic Oil, Protection To 20,000 Miles (Part No.M1-102A)

Oil Filter: Ideal for Synthetic Oil, Protection To 20,000 Miles

from

$16.99
Mobil 1 Extended Performance Oil Filters are built with strong, durable components and are tested and proven to protect 2X as long as auto manufacturers recommended oil change intervals. A high-efficiency synthetic blend media removes over 99% of harmful contaminants keeping oil cleaner, longer. Enhanced nitrile gasket remains pliable to help prevent oil leaks while a durable anti-drain back valve protects against dry starts. Durable, heavy-duty filter canister withstands 9X the normal vehicle oil system operating pressure. These are just some of the advanced technologies that go into making an oil filter that can provide proven protection for up to one full year or 20,000 miles. Meets requirements of the Mobil 1 annual protection limited warranty.

Product Features:
  • Protects for 20,000 Miles or up to 1 year – GUARANTEED
  • Tested and proven to protect 2X as long as auto manufacturers’ recommended oil change intervals
  • Removes over 99% of contaminants – synthetic blend media keeps oil cleaner and holds more dirt than economy filters
  • Strong, durable components for long lasting performance
  • Premium O-ring to help prevent leaks
See More

K&N – Premium Oil Filter: Ideal for Synthetic & Conventional Oil, Protects Your Engine (Part No.HP-1002)

Premium Oil Filter: Ideal for Synthetic & Conventional Oil, Protects Your Engine

from

$17.99
K&N premium oil filters are meticulously engineered to offer outstanding filtration and engine protection. The heavy-duty canister is engineered to be exceptionally durable, and a one-inch welded hex nut can be used for quick and easy filter removal. Each filter is specifically designed to withstand the service intervals recommended by vehicle manufacturers.

Product Features:
  • HIGH FLOW RATES: Designed to provide exceptional flow rates and a consistent flow of oil to your engine
  • VERSATILE COMPATIBILITY: Designed to operate with all synthetic, conventional, and blended motor oils
  • PROTECT YOUR ENGINE: Pleated synthetic-blend filtration media removes most harmful contaminants
  • EXTENSIVELY TESTED: Laboratory tested to ensure excellent capacity and burst strength
  • EASY TO REMOVE: Fast and easy Wrench-Off removal
  • HEAVY-DUTY CONSTRUCTION: Heavy-duty canister for outstanding durability
  • HIGH CAPACITY: Withstand the longer service intervals now recommended by some vehicle manufacturers
See More

aFe POWER – Oil Filter (Part No.44-LF037-MB)

Oil Filter

from

$41.99
aFe Power Pro GUARD HD Oil Filters deliver increased flow and efficiency that are demanded in today’s vehicles. These oil filters utilize a high performance synthetic media for maximum filtration with minimal flow restriction and are engineered to ISO 4548-12. Each canister features a 3/8″ ratchet drive for easy removal and is constructed from high strength steel. 44-LF037 is a direct OE replacement filter for Toyota 90915-YZZD1.

Product Features:
  • Designed For Extended Interval Oil Changes
  • High Flow Rates And Outstanding Filtration
  • Easy Off 3/8 in. Ratchet Drive Boss
  • Engineered to ISO 4548-12 Standards
See More

Carquest Standard – Oil Filter: Ideal for Conventional Oil, Protection up to 5,000 Miles (Part No.R84173)

Oil Filter: Ideal for Conventional Oil, Protection up to 5,000 Miles

from

$6.99
Carquest Standard oil filters are designed to meet the original equipment (O.E.) specifications and the requirements for maintaining new vehicle warranties. Our oil filters use nitrile sealing gaskets and solid steel baseplates to prevent oil leaks. Carquest Standard oil filters feature cellulose media for increased efficiency at capturing dirt and debris. Each Carquest Standard oil filter is built with rugged components for durability and utilizes multifiber, high-density media for optimal engine protection up to 5,000 miles.

Product Features:
  • Protection for up to 5,000 miles
  • Cellulose media provides 95.1% efficiency at 20 Microns for increased engine protection
  • Nitrile anti-drain back valve for engine start-up protection
  • Lathe cut nitrile sealing gasket prevents leaks
  • Double fluted spiral wound center tube allows maximum flow and provides additional strength
  • Solid steel baseplate provides additional strength to resist leakage
  • Meets requirements for maintaining new vehicle warranties
See More

Dorman – Synthetic Drain Plug Gasket, Fits M16.4, M18 (Part No.097-130CD)

Synthetic Drain Plug Gasket, Fits M16.4, M18

from

$2.99
These oil drain plug gaskets are designed to specific sizes and standards for reliable replacement at every oil change.

Product Features:
  • Direct replacement – these engine oil drain plug gaskets are made to match the fit and performance of the original equipment components
  • Restores functionality – built to restore a proper seal
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Oil Drain Plug Gasket – Aluminum Fits M12 (sold by each) (Part No.095-143)

Oil Drain Plug Gasket - Aluminum Fits M12 (sold by each)

from

$1.29
These oil drain plug gaskets are designed to specific sizes and standards for reliable replacement at every oil change.

Product Features:
  • Direct replacement – these engine oil drain plug gaskets are made to match the fit and performance of the original equipment components
  • Restores functionality – built to restore a proper seal
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Aluminum With Rubber Coating Engine Oil Drain Plug Gasket: Fits M12, 2 Pack (Part No.095-156CD)

Aluminum With Rubber Coating Engine Oil Drain Plug Gasket: Fits M12, 2 Pack

from

$3.49
These oil drain plug gaskets are designed to specific sizes and standards for reliable replacement at every oil change.

Product Features:
  • Direct replacement – these engine oil drain plug gaskets are made to match the fit and performance of the original equipment components
  • Restores functionality – built to restore a proper seal
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Victor Reinz – Engine Oil Drain Plug Gasket (Part No.71-13462-00)

Engine Oil Drain Plug Gasket

from

$1.99
Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
See More

Dorman – Aluminum With Rubber Coating Drain Plug Gasket, Fits M12 (Part No.65394)

Aluminum With Rubber Coating Drain Plug Gasket, Fits M12

from

$3.99
These oil drain plug gaskets are designed to specific sizes and standards for reliable replacement at every oil change.

Product Features:
  • Direct replacement – these engine oil drain plug gaskets are made to match the fit and performance of the original equipment components
  • Restores functionality – built to restore a proper seal
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Purolator ONE – Engine Air Filter: Boost Efficiency & Improve Acceleration (Part No.A35578)

Engine Air Filter: Boost Efficiency & Improve Acceleration

from

$26.99
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
See More

Purolator ONE – PurolatorONE Air Filter (Part No.A40124)

PurolatorONE Air Filter

from

$12.49
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
See More

aFe POWER – PRO 5R Air Filter: 98.6% Filtration Efficiency, 5 Layer Cotton, Oiled Filter, Track/Street Driving (Part No.30-10114)

PRO 5R Air Filter: 98.6% Filtration Efficiency, 5 Layer Cotton, Oiled Filter, Track/Street Driving

from

$84.99
Constructed with 100-percent polyurethane boxed frame, this high flow, oiled OE replacement performance filter will outflow the stock filter for improved horsepower and torque. Five layers of progressively finer mesh cotton gauze media provide maximum airflow for best performance results. Washable and reusable for multiple cleaning cycles, the tall open evenly spaced pleats provide excellent dust holding capacity for longer service cycle between cleanings. Integrated urethane bump seal insures tight, no leak seal over the life of the filter.

Product Features:
  • High Flow For Increased Performance
  • Pre-oiled
  • Rounded Open Pleats
  • Progressive Bump Seal For Leak-Free Seal
See More

FRAM Drive – Engine Air Filter: Standard, Meets or Exceeds Manufacturer Specifications (Part No.FDA10835)

Engine Air Filter: Standard, Meets or Exceeds Manufacturer Specifications

from

$22.99
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
See More

Carquest Premium – Engine Air Filter: Removes up to 99% of Dirt & Debris (Part No.88146)

Engine Air Filter: Removes up to 99% of Dirt & Debris

from

$18.99
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.
See More

Dorman – Engine Oil Drain Plug (Part No.A6110831431DOR)

Engine Oil Drain Plug

from

$16.99
Dorman’s Oil Drain Plugs are coated for high corrosion resistance and a long service life. Many styles are available, including standard, inset gasket, molded gasket, magnetic, and pilot point.

Product Features:
  • Direct replacement for a proper fit every time
  • Dorman’s oversized, piggyback, and rubber expanding plugs eliminate the need to replace the entire pan, saving you time, labor and money
  • Our Oil Drain Plugs are designed and constructed to strict engineering quality standards
  • Oil Drain Plugs are also included with many of Dorman’s Engine Oil Pans
See More

Accufit – Oil Drain Plug, M18 x 1.5 (Part No.ODP-00013B)

Oil Drain Plug, M18 x 1.5

from

$4.99
AGS ACCUFIT Oil Drain Plug is a high-coverage/low-part number program that covers up to 93% of all vehicles on the road, including domestic, European, Japanese, British, and Korean models, while reducing inventory and associated costs by 80%. Reducing stocked part numbers to just 13 and the superior quality built-in features make ACCUFIT your number one choice for oil drain plugs. Easy Install – Finger-grip wing for ease of installation. All plugs have 14mm hex – just one wrench works for all! Hi-Temp Gasket – Red hi-temp gasket for max sealing protection. Easy ID – Thread size etched on each plug. Rust Protection – Black oxide coating for rust and corrosion protection. Avoid Cross-Threading – Pilot-point tip to avoid cross-threading during installation.

Product Features:
  • Easy Install – Finger-grip wing for ease of installation
  • All plugs have 14mm hex – just one wrench works for all
  • Hi-Temp Gasket – Red hi-temp gasket for max sealing protection
See More

Dorman – Pilot Point Engine Oil Drain Plug: M12-1.25 Thread, 14 mm Head (Sold by each) (Part No.090-049)

Pilot Point Engine Oil Drain Plug: M12-1.25 Thread, 14 mm Head (Sold by each)

from

$4.79
This engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles. It is engineered to replace a missing or damaged plug and help ensure a secure seal.

Product Features:
  • Direct replacement – this engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles
  • Ideal solution – engineered to replace a missing or damaged plug and help ensure a secure seal
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Standard Engine Oil Drain Plug: M12-1.25 Thread, 14 mm Head, 1 Pack (Part No.090-038CD)

Standard Engine Oil Drain Plug: M12-1.25 Thread, 14 mm Head, 1 Pack

from

$2.49
This engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles. It is engineered to replace a missing or damaged plug and help ensure a secure seal.

Product Features:
  • Direct replacement – this engine oil drain plug is designed to match the fit and function of an original equipment plug on specified vehicles
  • Ideal solution – engineered to replace a missing or damaged plug and help ensure a secure seal
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
See More

Accufit – Oil Drain Plug, M12 x 1.25 (Part No.ODP-00011B)

Oil Drain Plug, M12 x 1.25

from

$5.49
AGS ACCUFIT Oil Drain Plug is a high-coverage/low-part number program that covers up to 93% of all vehicles on the road, including domestic, European, Japanese, British, and Korean models, while reducing inventory and associated costs by 80%. Reducing stocked part numbers to just 13 and the superior quality built-in features make ACCUFIT your number one choice for oil drain plugs. Easy Install – Finger-grip wing for ease of installation. All plugs have 14mm hex – just one wrench works for all! Hi-Temp Gasket – Red hi-temp gasket for max sealing protection. Easy ID – Thread size etched on each plug. Rust Protection – Black oxide coating for rust and corrosion protection. Avoid Cross-Threading – Pilot-point tip to avoid cross-threading during installation.

Product Features:
  • Easy Install – Finger-grip wing for ease of installation
  • All plugs have 14mm hex – just one wrench works for all
  • Hi-Temp Gasket – Red hi-temp gasket for max sealing protection
See More

2021 Toyota 4Runner Filters and PCVs

You count on your 2021 Toyota 4Runner to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Filters and PCVs. With 38 Filters and PCVs ranging in price from $0.99 to $65.99, you’re sure to find everything you need for your 2021 Toyota 4Runner.

Brands matter. If you want to shop a specific Filters and PCVs brand, we stock 12 different brands like Carquest Premium, Purolator, and Bosch. 2021 Toyota 4Runner Filters and PCVs start as low as $0.99!

One of the best ways to find top quality OEM or aftermarket Filters and PCVs is by asking professionals. Short of that, you can shop with confidence thanks to our 4,268 extensive product reviews on 2021 Toyota 4Runner Filters and PCVs. Some of the top-rated Filters and PCVs products we carry are Oil Filter Cap – Aluminum with 4.6 stars and Advanced Filtration Engine Air Filter: Full Synthetic Highly Embossed Media, Up To 99% Dirt Removal with 4.7 stars.

Did we mention you can order your Filters and PCVs from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Filters and PCVs inventory for your 2021 Toyota 4Runner below to get started!

Top-Rated Filters and PCVs Brands For Your 2021 Toyota 4Runner

Trusted Filters and PCVs OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2021 Toyota 4Runner running right for years to come. In our inventory you’ll find brands like Carquest Premium, Purolator, Bosch, and even more.

Popular K&N Filters and PCVs

You’ll find popular K&N brand products across Cabin Air Filters and Air Filters. All are waiting to get your 2021 Toyota 4Runner back on the road. Some of the top-rated K&N products in these categories are:

Top-Rated Carquest Premium Filters and PCVs


If Carquest Premium are what you’re looking for, our inventory holds plenty. We stock Carquest Premium brand Filters and PCVs for your 2021 Toyota 4Runner, and some of our most reviewed Carquest Premium parts include:
Cabin Air Filter: Cleans Air by Reducing Pollen and Dust
from $22.99
(439)
Cabin Air Filter: Cleans Air by Reducing Pollen and Dust
Cabin Air Filters

FAQs for 2021 Toyota 4Runner Filters and PCVs

What are the most purchased Filters and PCVs for the 2021 Toyota 4Runner?

Out of 38 Filters and PCVs for the 2021 Toyota 4Runner, the most popular in our inventory are:
HEPA Premium Cabin Air Filter
from $30.49
This product is not rated
HEPA Premium Cabin Air Filter
Cabin Air Filters
Engine Oil Drain Plug Gasket
from $0.99
(64)
Engine Oil Drain Plug Gasket
Oil Pan Drain Plug Gaskets

What are the top-rated 2021 Toyota 4Runner Filters and PCVs?

Top-rated Filters and PCVs for your 2021 Toyota 4Runner based on customer reviews/ratings are:
Oil Filter Cap - Aluminum
from $35.49
(33)
Oil Filter Cap – Aluminum
“While attempting to change my oil in my 2017 Sienna, the OE plastic cap was way overtightened by the dealer. The plastic cap cracked in half while tr”
Oil Filter Cap - Aluminum
from $31.99
(7)
Oil Filter Cap – Aluminum
“I’m extremely satisfied with the Oil Filter Cap. I used it to replace original Oil Filter Cap as the drain cap was over torqued by service tech and ”