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Description
Muffler Tube 11-9737 for Thermo King Reefer Unit SB-III SB-100 SB-110 SB-200 SB-210 SB-310Part Number: 11 9737, 119737, 119 737Application: Fit for Thermo King Reefer Unit: SB III SLE & MAX EMEIA 30 & 50 w se 2. 2 Engine SB III 30 & 50 SR & TG VI EMEIA w se 2. 2 Engine SB III 50 TC EMEIA w se 2. 2 Engine SB III 50 TC Tesco w se 2. 2 Engine SB III MULTI TEMP w se 2. 2 ENGINE SB III S+ w se 2. 2 Engine SB III MAGNUM WHISPER SB III 30 G w TK482E Engine SB III WHISPER Performance SB III 50 MAX w se 2. 2 Engine SB III 50 WHISPER Multi Temp SR
Part Number:
11-9737, 119737, 119-737Application:
Fit for Thermo King Reefer Unit:SB-III SLE & MAX EMEIA 30 & 50 w/se 2.2 Engine
SB-III 30 & 50 SR & TG VI EMEIA w/se 2.2 Engine
SB-III 50 TC EMEIA w/se 2.2 Engine
SB-III 50 TC Tesco w/se 2.2 Engine
SB-III MULTI-TEMP w/se 2.2 ENGINE
SB-III S+ w/se 2.2 Engine
SB-III MAGNUM WHISPER
SB-III 30 G w/TK482E Engine
SB-III WHISPER Performance
SB-III 50 MAX w/se 2.2 Engine
SB-III 50 WHISPER Multi-Temp SR
SB-III WHISPER 25K
SPECTRUM DE 2 & 3
SB-100 30
SB Classic
SB-310 30 & SB-310R 30
SB-110 30
SPECTRUM DE 30 Tier 1 Plastic Skin
SB-110 Tier 2 Engine
SB-400 Tier 2 Engine
SB-III S SR w/se 2.2 Engine
SB-110+ 30
SB-III Multi-Temp SR+ w/se 2.2 Engine
SB-III Tier 2 Engine
SPECTRUM SB 50 for MBM
SB-310 Tier 2 Engine
SB-310+ & SB-310R+ 30
SPECTRUM SB TCI
SPECTRUM SB Tier 2 Engine
SB-300 30
SB-200 30 & 50
SB-210+ 30 & 50
SB-III SR MP IV+ TG VI & Rail w/se 2.2 Engine
SB-210+ 30 for JB HuntSB-III 30 MAX w/se 2.2 Engine
SB-200TG
SB-230 & SB-230 RR 30 & 50
SB-130 30
SB-190 30
SB-210 30 & 50
SB-III 30 SR+
SB-330 & SB-330 RR 30
SPECTRUM DE 30
SPECTRUM SB 30 & 50 SR-2
SB-400 30
SB-III WHISPER MULTI-TEMP SR
SB-210 Tier 2 Engine
SB-III WHISPER
SPECTRUM DE 30-2 & 30-3 Tier 2 Engine
Condition:
New OriginalNote:
This 100% Genuine part doesn't offer any warranty, return or exchange service. Please confirm according to the correct part numbeShipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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4.3 ★★★★★
Based on 30 reviews
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Product Reviews
★★★★★ 5
⭐️⭐️⭐️⭐️⭐️ I can breathe again — and my house says thank you 😂
Pattern Name: 20x20x1, Style: Merv 11
⭐️⭐️⭐️⭐️⭐️ I can breathe again — and my house says thank you 😂
These Amazon Basics MERV 11 air filters have been a game changer for my HVAC system. I installed them and immediately felt like my home went from “dust tornado aftermath” to “spa-day air vibes.” Whether it’s pollen, pet hair, or mystery dust bunnies lingering in the corners, these filters make the air feel noticeably cleaner and fresher.
Installation was about as easy as ripping plastic wrap off a new gadget — pop out the old filter, slide these in, and suddenly the air quality goes from “huh?” to “ahhh.” The electrostatic pleated design grabs everything from sneaky dust motes to pet dander like a champ, and I can actually tell when the AC kicks on that the air feels crisper — in a good way. 🌬️
Between the six count and the solid MERV rating, this was a smart purchase that keeps my HVAC happy and my allergies way more manageable. If you want clean air without the hassle, these filters are a fantastic value and really get the job done. Highly recommend!
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Reviewed in the United States on February 26, 2026
★★★★★ 5
Amazon Basics MERV 11 Filters: Solid Performance Without the Premium Price
Pattern Name: 20x20x1, Style: Merv 11
Amazon Basics MERV 11 Filters: Solid Performance Without the Premium Price
I’ve been using these Amazon Basics 20x20x1 MERV 11 filters in my home HVAC system, and overall they’ve been a very dependable option for routine filter changes. I like buying them in a 6-pack because it takes the hassle out of remembering to reorder every couple of months, and the per-filter cost is noticeably lower than the big-name brands at the hardware store.
Installation is straightforward. The actual size fits my return slot properly with no bending or forcing, and airflow has remained strong. With MERV 11, these strike a nice balance for my setup — noticeably better dust and pollen capture than basic MERV 5 or 8 filters, but without putting obvious strain on the system. After about a month of use, the filters clearly show they’re doing their job, collecting a visible layer of dust and fine debris.
A few things to keep in mind. The cardboard frame isn’t as rigid as some premium filters, and they’re a bit thinner than brands like Filtrete. They’ve held up fine for me during normal use, but I wouldn’t try to stretch them much past the recommended replacement interval. Also, if you have an older or low-powered HVAC system, MERV 11 may be more filtration than you need — in that case, a lower MERV option might make more sense.
Bottom line: These Amazon Basics MERV 11 filters are a practical, budget-friendly choice that deliver solid filtration and good airflow for regular HVAC maintenance, as long as you stick to timely replacements and don’t expect premium-brand rigidity.
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Reviewed in the United States on January 4, 2026
★★★★★ 5
Perfect fit, lasts a long time, and a great price.
Pattern Name: 20x20x1, Style: Merv 5
These filters are a perfect size, they're well-made (I don't notice any more dust in the house than "normal"), and so far, they last longer than I had expected (they're made to last 30 days, and the one I have in has lasted 90 days). So for this 6-pack, what should have lasted 6 months may actually last more like 3 years! And these are the best deal I could find on the internet. I'd definitely recommend them.
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Reviewed in the United States on April 12, 2026
★★★★★ 4
Good product
Pattern Name: 16x25x1, Style: Merv 5
Affordable product but looks a little flimsy.
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Reviewed in the United States on April 11, 2026
★★★★★ 5
Well Made and Beefy 💪🏼🏆
Pattern Name: 20x20x1, Style: Merv 11
Some air filters are wobbly and cheaply made, but not these. Amazon didn’t skimp when they sourced these. They are as good as any name brand filter. We use these on Pelonis box fans to aid in filtering the air, and keep air moving🌬️✨
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Reviewed in the United States on April 29, 2026