Best Trane Furnace Filters in 2026
Daisy
Last Updated: Jul 18, 2026
Daisy
Last Updated: Jul 18, 2026
9.7
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Same Day Supply Inc | 9.93 | ❌ | ❌ | ❌ |
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Discount Filters | 9.85 | ❌ | ❌ | ❌ |
2-PACK , Genuine OEM Filters
OEM / Genuine American Standard / Trane Expandable Media
21-1/8X5, 5 INCH EXPANDABLE MEDIA FOR AIR HANDLER FILTER ENCLOSURE, BAYFTAHEXM2A
Replaces / Supersedes: FLR06231 FLR06231 FLR-6231 FLR06372 FLR-6372 FLR06372 FLR-7962 FLR7962 FLR07962 BAYFTAHEXM2A BAYFTAHEXM MERV10 Honeywell TRN and others
Often Used in American Standard and Trane PerfectFit Filter Systems
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| HQRP-US | 9.87 | ✅ | ✅ | ✅ |
HQRP® Humidifier Water Filter;
Compatible with TRANE / American Standard BAYPAD02A1310A; HUMD300A / HUMD500A / THUMD300ABA00B / THUMD500APA00B Humidifiers;
Dimensions: 10" x 13" x 1 1/2";
For optimum performance, replace panel once every 6 months or more often in hard water areas;
2 weeks DOA replacement warranty!
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| AllFilters | 9.57 | ❌ | ❌ | ❌ |
Quality alternative to the OEM filter that offers more affordability without compromising filtration performance or efficiency.
Compatible with Honeywell / Trane / American Standard TRN2621T1, BAYFTAH26M, BAYFTAH26M2, and FLR06074 whole house air filters.
21x26x5 NOMINAL: The actual size of this replacement filter is 25.7" x 20.1" x 5".
MERV 8 RATING: Breathe easier in your home as our filter clears the air of lint, hair, and other indoor pollutants.
MADE IN USA: Our pleated furnace filters are Made in the USA and offer a high quality replacement air filter option for your air conditioner and/or furnace unit without the high cost.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Filterbuy | 9.94 | ❌ | ❌ | ❌ |
17.5x27x5 replacement whole house air filters for your furnace, air conditioner, heat pump, or HVAC system (actual size: 17.13" x 26.13" x 4.97")
Compatible Models: Trane Perfect Fit (BAYFTFR17M)
MERV 8 synthetic media (comparable with MPR 600 & FPR 5) protects homes from dust, pollen, and more by trapping 90% of airborne particles without impacting air flow
Electrostatically charged, pleated (100% US made) filters capture more harmful particles and last 3x longer than fiberglass models
Industrial-grade beverage board (recyclable) frames with dual wire backings outperform standard cardboard designs
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| DiscountFilterStore | 9.92 | ❌ | ❌ | ❌ |
Actual Size: 20 1/10 inches (length) x 23 2/10 inches (width) x 5 inches (depth)
Effective Filtration: MERV 11 synthetic media (comparable with MPR 1000 - 1200 & FPR 7) protects homes from pets, allergies, and more
High-Quality Contruction: Features an electrostatically charged, pleated design that captures more particles and prolongs the products lifespan by 3 times that of fiberglass models
USA Made: Proudly made in the USA from eco-friendly materials
Replacement for: Trane BAYFTAH23M and FLR06073
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| HQRP-US | 9.87 | ✅ | ✅ | ✅ |
HQRP® 2-pack Humidifier Water Filter;
Compatible with TRANE / American Standard BAYPAD02A1310A;
Dimensions: 10" x 13" x 1 1/2";
For optimum performance, replace panel once every 6 months or more often in hard water areas;
2 weeks DOA replacement warranty!
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Same Day Supply Inc | 9.93 | ❌ | ❌ | ❌ |
NOTE: These are "AH" Filters…NOT "FR" Filters
American Standard / Trane / Service First Part # FLRQB5AH18M11 , up to 6 Month Filter Life
These Filters are ONLY USED with American Standard or Trane QuikBox Housings , Images Shown for Illustration Only
Replaces / Supersedes: 17.75 x 20 x 4.7 20x18x5 FLRQB5AH18M11 QwikBox EnviroWise Qwik Box Enviro Wise Filters FLRQB5AH FLRQB5AH18 and others
Ships flat in 2-pack carton
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| DiscountFilterStore | 9.92 | ❌ | ❌ | ❌ |
Actual Size: 20 1/10 inches (length) x 25 7/10 inches (width) x 5 inches (depth)
Effective Filtration: MERV 11 synthetic media (comparable with MPR 1000 - 1200 & FPR 7) protects homes from pets, allergies, and more
High-Quality Contruction: Features an electrostatically charged, pleated design that captures more particles and prolongs the products lifespan by 3 times that of fiberglass models
USA Made: Proudly made in the USA from eco-friendly materials
Comparable Filter Replacement for: Trane BAYFTAH26M, FLR06074.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Great Filter Sales | 9.78 | ❌ | ❌ | ❌ |
MERV 11 AIR FILTER 21.5x21x5 – Filters Fast Air Filters meet the same quality standards as the name brand filters and we back our 21.5x21x5 filter with a MERV RATING 11. We are a member of NAFA, The National Air Filter Association. Be wary of cheap filters.
COMPATIBLE WITH – The 21.5x21x5 air filter MERV 11 is the compatible replacement for Trane 21.5x21x5 air filter BAYFTAH21M, BAYFTAH21M2, FLR06072, FLR07966, compatible replacement for Trane / American Standard: TFM215A0AH00, TFM215A0AH10, TFM215B0AH01, TFM215B0AH0A, EQBFM215A0AH11.
ENHANCE THE AIR QUALITY IN YOUR HOME – The premium MERV 11 rating Filters Fast filters will help with overall air quality while also helping to extend the life of your heating and cooling system.
PLEATED FILTER MEDIA – Highly-efficient pleated air filter media. These air conditioner filters will do an excellent job with your indoor air. They provide quality air filtration. Comes pre-assembled for easy installation.
BULK PACK SAVES YOU TIME AND MONEY – Every order includes (2) high-quality 21.5x21x5 AC furnace air filters (actual size: 20-1/8 x 21-1/8 x 4-7/8). They’re individually inspected and securely boxed, ensuring they arrive in perfect condition.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Discount Filters | 9.85 | ❌ | ❌ | ❌ |
SOLD EACH
American Standard / Trane OEM / Service First Component
Replaces / Supersedes: FLR6232 , FLR06232 , FLR-6232 , FLR6373 , FLR06373 , FLR-6373 , FLR-7963 , FLR7963 , BAYFTFREXM2A , BAYFTFREXM , MERV10 Honeywell TRN , and others.
27-1/4 X 5, 5 INCH EXPANDABLE MEDIA FOR FURNACE FILTER ENCLOSURE, (BAYFTFREXM2A)
Often Used in American Standard and Trane PerfectFit Filter Systems
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| TTS store | 0.00 | ❌ | ❌ | ❌ |
NOTE: These are "AH" Filters…NOT "FR" Filters
American Standard / Trane / Service First Part # FLRQB5AH26M11 , up to 6 Month Filter Life
These Filters are ONLY USED with American Standard or Trane QuikBox Housings , Images Shown for Illustration Only
Replaces / Supersedes: 25.5 x 20 x 4.7 26x20x5 FLRQB5AH26M11 QwikBox EnviroWise Qwik Box Enviro Wise Filters FLRQB5AH FLRQB5AH26 and others
Ships flat in 2-pack carton
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ❌ | ❌ | ❌ |
Higher efficiency and lower pressure drop than OEM filter.
Captures particles as small as 0.3 microns.
Pleated filter for greater media capacity.
Low pressure drop reduces strain on equipment, provides a comfortable air flow.
Easy installation. Angled edge fits neatly into offset side of air cleaner frame.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Cetori Tech LLC | 0.00 | ❌ | ❌ | ❌ |
NOTE: These are "FR" Filters…NOT "AH" Filters
American Standard / Trane / Service First Part # FLRQB5FR17M11 , up to 6 Month Filter Life
These Filters are ONLY USED with American Standard or Trane QuikBox Housings , Images Shown for Illustration Only
Replaces / Supersedes: 16.7 x 26 x 4.7 17x26x5 FLRQB5FR17M11 QwikBox EnviroWise Qwik Box Quikbox Quik Enviro Wise Filters FLRQB5FR FLRQB5FR17 DTRFLRQB5FR17M11 TRANEFLRQB5FR17M11 and others
Ships flat in 2-pack carton
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| AirstarSupply | 9.83 | ❌ | ❌ | ❌ |
SOLD AS CASE OF (12)
OEM / Genuine American Standard / Trane Service First Filters / NOTE: Replacement Filter Only - DOES NOT Include Housing
American Standard / Trane OEM / Service First Component
Supersedes / Replaces: FLRSF1235XX , FLRSF 1235 , FLRSF1234 and others
Often Used in American Standard and Trane Variable Speed Air Handlers , TEM8A0C36V31DAA , TEM8A0C42V41DAA and other units
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| AirstarSupply | 9.83 | ❌ | ❌ | ❌ |
SOLD AS CASE OF (6)
OEM / Genuine American Standard / Trane Service First Filters / NOTE: Replacement Filter Only - DOES NOT Include Housing
American Standard / Trane OEM / Service First Component
Supersedes / Replaces: FLRSF1235XX , FLRSF 1235 , FLRSF1234 and others
Often Used in American Standard and Trane Variable Speed Air Handlers , TEM8A0C36V31DAA , TEM8A0C42V41DAA and other units
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| JIS INC ✅ | 9.44 | ❌ | ❌ | ❌ |
This part is compatible with models including; TWE042P13FB0
This is a manufacturer substitution. Part may differ in appearance but is a functional equivalent to prior parts including; 173-700-001,FLR04018,FLR00852,FLR01248
Genuine Original Equipment Manufacturer (OEM) part. Compatible Brands: Trane
This air filter (part number AG0450103) is for furnaces
Follow the instructions in the owner's manual when installing this part
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| AirstarSupply | 9.83 | ❌ | ❌ | ❌ |
NOTE: These are 'FR' FiltersNOT 'AH' Filters
American Standard / Trane / Service First Part FLRQB5FR17M11 , up to 6 Month Filter Life
These Filters are ONLY USED with American Standard or Trane QuikBox Housings , Images Shown for Illustration Only
Replaces / Supersedes: 16.7 x 26 x 4.7 17x26x5 FLRQB5FR17M11 QwikBox EnviroWise Qwik Box Quikbox Quik Enviro Wise Filters FLRQB5FR FLRQB5FR17 DTRFLRQB5FR17M11 TRANEFLRQB5FR17M11 and others
Ships flat in 2-pack carton
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Trane | 18 |
| Filters Fast | 11 |
| Filterbuy | 4 |
| Tier1 | 4 |
| Trane Parts | 4 |
| Hqrp | 2 |
| Accumulair | 1 |
| Spiropure | 1 |
We've carried out a comprehensive analysis of 2,653 reviews on furnace filters trane, using our selection criteria to identify the best options in the home improvement. Our findings reveal that most customers typically select furnace filters trane priced around $82.92, with top brands including filterbuy, trane and accumulair and trane parts
Our team of expert editors reviewed these high-quality items and handpicked the top 18 furnace filters trane for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the home improvement category. These include filterbuy, same day supply inc, discount filters, jis inc ✅, supplymount, airstarsupply and gear4youllc and tts store .
We are dedicated to assisting our users in finding the right filters Products based on their needs, saving them considerable time when choosing which furnace filters trane to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.
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