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MRCOOL DIY 5th Gen Wall Mount (6K-12K-36K) 3-Zone 55,000 BTU Ductless Mini Split Heat Pump & AC

Marsoni M251S
Sale price$3486.50
Pay 4 payments of $871.62 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
MRCOOL DIY 5th Gen Wall Mount (6K-12K-36K) 3-Zone 55,000 BTU Ductless Mini Split Heat Pump & ACThe MrCool DIY 3 Zone Mini Split featuring a 6K 12K 36K configuration is a versatile system ideal for massive spaces like workshops, great rooms, or whole floors. Featuring the maximum capacity 55k condenser, this industrial grade residential unit ensures peak performance even in extreme temperatures for large properties. Optimized for single story homes or targeted floor coverage, this three zone system ensures you stop wasting energy on empty rooms.
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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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4.9 ★★★★★
Based on 1724 reviews
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Verified Purchase
ODSteve
Lexington, US
★★★★★ 5
Amazing fit and price
Works great every time!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 10, 2025
C
Verified Purchase
Colin W.
Lake Worth, US
★★★★★ 5
Great replacement filters
I’m onto round 2, almost due for round three of filter and oil changes on my eco diesel JL and so far these have worked great because i refuse to pay $50 for just an oil filter. No oil pressure issues with the oil filters and fuel filters prime and work as they should.
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Reviewed in the United States on March 2, 2025
K
Verified Purchase
kelly clark
West Palm Beach, US
★★★★★ 5
Perfect fit for 2020 jeep eco diesel
Send set 8 have used, on my 2020 Jeep Wrangler Rubicon with Eco Diesel.
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Reviewed in the United States on May 15, 2026
R
Verified Purchase
Randy A. Eastridge
Fort Morgan, US
★★★★★ 5
On time shipping
What I need when I need it
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Reviewed in the United States on May 7, 2026
J
Verified Purchase
JSN
Battle Creek, US
★★★★★ 1
Oil pressure drop
Once the engine warms up, the oil pressure drops enough to trigger the check engine light every time it dips below the threshold. I decided to try an aftermarket oil filter, but it looks like I’ll be switching back to the pricey OEM one after all.
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Reviewed in the United States on December 14, 2025

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