


Borla CrateMuffler Resonator Option 3in Center/Center 3.5in Round x 10in - Null Sound Center/Center
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Borla CrateMuffler Resonator Option 3in Center/Center 3.5in Round x 10in - Null Sound Center/CenterSKU: 400939 UPC: 808422009393 Borla 400939 CrateMuffler Resonator Option 3in Center Center 4in Round x 10in The Borla 400939 is a universal CrateMuffler resonator designed for 3 inch exhaust systems on performance vehicles. This straight through unit installs inline to lower sound pressure levels by 2 3 dB(A) without restricting flow or power. Reversible design fits center inlet center outlet setups in tight spaces, ideal for CrateMuffler systems or
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4.3 ★★★★★
Based on 199 reviews
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Product Reviews
★★★★★ 5
Get this If your hot in bed
Color: Champagne, Size: Queen
Very nice and silky.helps keep me cooler.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 9, 2026
★★★★★ 4
Cool not cold
Color: Light Gray, Size: Queen
Super silky like material. Comfy and fits pillow perfectly. Wish it could be a more cold then cool.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2026
★★★★★ 3
It’s ok could be cooler
Color: Light Gray, Size: Queen
Decent — could be cooler. They’re a nice color and texture. It fit my pillows well no annoying zippers it’s nice to sleep on and stay in place.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 8, 2026
★★★★★ 5
Comfort
Color: Champagne, Size: Queen
What a lifesaver, great feel, and awesome cooling feel
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Reviewed in the United States on June 2, 2026
★★★★★ 5
Cool bedding
Color: Champagne, Size: Queen
As advertised nice and soft. But most of all cool. It really stays cool, especially on warm nights. A.
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Reviewed in the United States on April 26, 2026
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