StoreDeal.ai store
Shop
  • Deals
  • Deal checker
  • Black Friday
  • Buying guides
  • Brands
  • Stores
Travel
  • Flight deals
  • Hotel deals
Company
  • Research
  • Press
  • Use in AI assistants
  • Contact
  • deal.ai apps
Black Friday 2026
  • Walmart
  • Best Buy
  • Target
  • TVs
  • Laptops
  • Headphones
  • Apple
  • Gaming
  • Vacuums
  • Kitchen
  • Toys
  • Smartwatches
  • Tablets
  • Furniture
  • Mattresses
© Deal.ai Inc.·2222 Ponce de Leon Blvd, Miami, FL 33134·support@deal.ai
TermsPrivacy
Deal.ai › K&N
K&N
K&N HVAC Filter 20 X 25 X 4 Merv 11

K&N HVAC Filter 20 X 25 X 4 Merv 11

4.5(101 ratings)

Best price now

$59.99at tpsmotorsports.comChecked 7 h ago

48% under what the other stores charge

Compared across 20 stores. Prices are checked against each store and labelled with when.

Visit tpsmotorsports.com

Ask our agent about this product

It checks today's price at every store, compares the alternatives and answers in about a minute.

Enter to send, Shift+Enter for a new line

Price facts

  • Lowest price today: $59.99 at tpsmotorsports.com (checked Nov 15, 2026).
  • Checked at 20 stores.

Our take on the K&N HVAC Filter 20 X 25 X 4 Merv 11

The K&N HVAC Filter is a washable, reusable pleated air filter rated MERV 11, sized 20 x 25 x 4 inches. Its synthetic pleated media is built to balance airflow with filtration and to hold a lot of dust between cleanings. Unlike disposable filters, it is rinsed and reinstalled, and K&N guarantees it for the life of the HVAC unit. It suits homeowners who want to stop buying throwaway filters and are willing to clean one regularly; against disposable MERV 11 filters it trades a higher upfront outlay for years of reuse.

Best forHomeowners tired of buying disposable filtersHouseholds with pets or heavy dustCentral HVAC systems taking 4-inch filtersShoppers who prefer reusable over throwaway
Pros
  • Washable and reusable, so no repeat filter purchases
  • MERV 11 rating captures fine dust and pollen
  • Pleated synthetic media balances airflow and filtration
  • High dust-holding capacity for longer service intervals
  • Guaranteed for the life of the HVAC unit
Cons
  • Needs washing and full drying before reinstall
  • Higher upfront cost than a single disposable filter
  • MERV 11 is not HEPA-level for smoke or fine particles
  • Must match the 20 x 25 x 4 inch slot exactly

K&N HVAC Filter 20 X 25 X 4 Merv 11 prices at every store

  • tpsmotorsports.comNew

    In stock

    $59.99Checked 7 h ago
    Visit tpsmotorsports.com
  • K&N Canadian StoreNew

    In stockShips from Canada · duties may apply · made for another market

    $59.99Checked 7 h ago
    Visit K&N Canadian Store
  • WalmartNew

    In stockSold by K&N

    $59.99Free shippingChecked 7 h ago
    Visit Walmart
  • Alliance RacingNew

    In stockReturn policy

    $101.28Checked 7 h ago
    Visit Alliance Racing
  • My Parts Guy MPG AutoNew

    In stockShips from Canada · duties may applyReturn policy

    $107.00Checked 7 h ago
    Visit My Parts Guy MPG Auto
  • GTR AutoNew

    In stockShips from Canada · duties may applyReturn policy

    $114.88Checked 7 h ago
    Visit GTR Auto
  • mobileiGo.comNew

    In stockReturn policy

    $119.96Checked 7 h ago
    Visit mobileiGo.com
  • Complete Street PerformanceNew

    In stockReturn policy

    $119.99Checked 7 h ago
    Visit Complete Street Performance
  • FR SPORTNew

    In stockReturn policy

    $119.99Checked 7 h ago
    Visit FR SPORT
  • Only In StockNew

    In stockReturn policy

    $119.99Checked 7 h ago
    Visit Only In Stock
  • Raptor RacingNew

    In stockShips from Canada · duties may applyReturn policy

    $119.99Checked 7 h ago
    Visit Raptor Racing
  • TryBeepbeepNew

    In stockReturn policy

    $126.33Checked 7 h ago
    Visit TryBeepbeep
  • VEX MotorsportsNew

    In stockReturn policy

    $136.27Checked 7 h ago
    Visit VEX Motorsports
  • Auto Addict USANew

    In stockReturn policy

    $139.99Checked Nov 7
    Visit Auto Addict USA
  • motorcycleid.comNew

    Availability unknown

    $59.99Checked 7 h ago
    Visit motorcycleid.com
  • JEGS High PerformanceNew

    Availability unknown

    $59.99Checked 7 h ago
    Visit JEGS High Performance
  • Tractor Supply CompanyNew

    Availability unknown

    $62.99Checked 7 h ago
    Visit Tractor Supply Company
  • eBayNew

    Availability unknownSold by mudify-com

    $67.99Checked 7 h ago
    Visit eBay
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $119.99Free shippingChecked 7 h ago
    Visit Amazon
  • Lowe'sNew

    Out of stock

    $59.99Free shippingChecked 7 h ago
    Visit Lowe's

Store links may earn us a commission.

K&N HVAC Filter 20 X 25 X 4 Merv 11 price history

Lowest price we've seen: $59.99 on Nov 15 at tpsmotorsports.com. Tracked across 9 stores since Nov 15.

What reviewers say

  • 4.5 / 5101 ratings

About the K&N HVAC Filter 20 X 25 X 4 Merv 11

This is a washable, reusable HVAC air filter with a MERV 11 rating. It measures 20 x 25 x 4 inches and uses pleated synthetic filter media to filter the air while allowing airflow.

The filter has a high dust holding capacity. To clean it, wash it and reinstall it instead of replacing it with a disposable filter. It is guaranteed for the life of your HVAC unit.

Brand
K&N
Size
20 x 25 x 4 in
MERV rating
MERV 11
Filter media
Pleated synthetic
Reusable
Washable and reusable
Warranty
Guaranteed for the life of your HVAC unit

Questions and answers

Is a MERV 11 filter enough for allergies?
MERV 11 captures pollen, mold spores, pet dander and most fine dust. It is a step below HEPA-level MERV 13 and up, which some allergy sufferers prefer for smoke and very fine particles.
How often should I wash it?
K&N advises checking it monthly and washing when it looks loaded, typically every one to three months depending on pets and dust. Rinse from the clean side and let it dry fully before reinstalling.
Will it restrict airflow compared with a cheap filter?
The pleated synthetic media is designed to keep pressure drop low for its MERV 11 rating. It is more restrictive than a basic fiberglass filter, so check that your system's blower can handle MERV 11.
Does it fit any HVAC system?
It fits slots that take a 20 x 25 x 4 inch filter. Measure the existing filter or the slot, since nominal and actual dimensions can differ slightly.
What is in the box?
One washable pleated filter. No frame or housing is included; it drops into an existing 4-inch filter slot.
Is it worth it over disposable filters?
If you keep the unit for years and clean the filter on schedule, one reusable filter replaces a long run of disposables. If you would rather not wash it, a disposable MERV 11 is simpler.
Where is the K&N HVAC Filter 20 X 25 X 4 Merv 11 cheapest?
At tpsmotorsports.com, for $59.99, 48% under what the other stores charge, as of our latest check.
What do buyers say about the K&N HVAC Filter 20 X 25 X 4 Merv 11?
Rated 4.5 out of 5 from 101 ratings.
Where can I buy the K&N HVAC Filter 20 X 25 X 4 Merv 11?
20 stores we checked sell it, including tpsmotorsports.com, Alliance Racing, Complete Street Performance, GTR Auto, My Parts Guy MPG Auto.

Stores we've priced the K&N HVAC Filter 20 X 25 X 4 Merv 11 at

  • Lowe's deals and prices
  • Tractor Supply Company deals and prices
  • Walmart deals and prices

More from K&N

  • K
    K&N Washable HVAC Furnace Filter
    K&N Washable HVAC Furnace Filter
  • K
    K&N Performance Cold Air Intake System 57-3017-2
K&N Performance Cold Air Intake System 57-3017-2
  • K
    K&N 69-Series Typhoon Cold Air Intake Kit
    K&N 69-Series Typhoon Cold Air Intake Kit
  • K
    K&N 13-14 Nissan Sentra 1.8L L4 Typhoon Short Ram Intake
    K&N 13-14 Nissan Sentra 1.8L L4 Typhoon Short Ram Intake
  • K
    K&N Performance NextGen Cold Air Intake System 50-2545
    K&N Performance NextGen Cold Air Intake System 50-2545
  • K
    K&N Performance NextGen Cold Air Intake System 70-1578
    K&N Performance NextGen Cold Air Intake System 70-1578
  • K
    K&N Typhoon Cold Air Intake System 69-2026TTK
    K&N Typhoon Cold Air Intake System 69-2026TTK
  • K
    K&N HVAC Filter 24 X 24 X 1 Merv 13
    K&N HVAC Filter 24 X 24 X 1 Merv 13
  • All K&N deals and products →

    More air filters

    • R
      REair 14x20x1 Air filter Pro Kit, Washable and Reusable Air Filter 14x20x1
      REair 14x20x1 Air filter Pro Kit, Washable and Reusable Air Filter 14x20x1
    • A
      Aprilaire 310 Air Filter (MERV-11) 1-Pack
      Aprilaire 310 Air Filter (MERV-11) 1-Pack
    • P
      PLATINUM The Ultimate Washable, Permanent, Electrostatic Filter
      PLATINUM The Ultimate Washable, Permanent, Electrostatic Filter
    • I
      ISR Performance Air Filter - N62 Z32 MAF bolt on style
      ISR Performance Air Filter - N62 Z32 MAF bolt on style
    • B
      Bullet Nitro Air Filter Foam Elements (Pr)
      Bullet Nitro Air Filter Foam Elements (Pr)
    • R
      Reusable Air Filter 20x30 High Flow Cut to Fit Furnace Filters MERV 6 Replacement for HVAC RV Washable Conditioner 24 PCs Hooks
      Reusable Air Filter 20x30 High Flow Cut to Fit Furnace Filters MERV 6 Replacement for HVAC RV Washable Conditioner 24 PCs Hooks
    • 2
      24x30x2 MERV 13 Air Filters
      24x30x2 MERV 13 Air Filters
    • F
      Filterbuy 21x23x1 Air Filter MERV 13 Optimal Smoke & Allergy Defense (4-Pack)
      Filterbuy 21x23x1 Air Filter MERV 13 Optimal Smoke & Allergy Defense (4-Pack)