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Mishimoto 4 Inch Straight Coupler - Blue
Mishimoto 4 Inch Straight Coupler - Blue
Mishimoto 4 Inch Straight Coupler - Blue
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Mishimoto 4 Inch Straight Coupler - Blue

Marsoni M251S
Sale price$10.95
Pay 4 payments of $2.74 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Mishimoto 4 Inch Straight Coupler - BlueSKU: MMCP 4SBL UPC: 811580038266 Mishimoto 4 Inch Straight Coupler Blue (Universal Fit) The Mishimoto 4 inch straight coupler in blue silicone connects 4 inch pipes in air intake turbo intercooler and boost hose setups. This universal part fits any vehicle with 4 inch outer diameter tubing for reliable sealing in performance applications. It handles extreme boost and heat to support consistent power delivery. Key Features 4 Inch Inner Diameter:
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  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

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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.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 854 reviews
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Product Reviews
J
Verified Purchase
Jon J Ceresa
Louisville, US
★★★★★ 5
Fits perfectly on my Dyson.
Size: 11SMax-24Pack
Fit perfectly. Work great. Improves your suction and cleaning power back to new. Good price. Fast shipping.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 28, 2026
M
Verified Purchase
Mark
Dallas, US
★★★★★ 5
good
Size: 11S-25Pack
It doesnt feel like the original Eufy Brand but still very good.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 11, 2026
B
Verified Purchase
Barbara Rambow
Massapequa, US
★★★★★ 4
Workable but not as tight to fit
Size: 11SMax-24Pack
They work, but they don’t click in as smooth as the original pieces did
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 20, 2026
H
Verified Purchase
Huf
Port Orchard, US
★★★★★ 5
Fast shipping, items as advertised.
Size: 11SMax-24Pack
Perfect fit.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 20, 2026
Y
Verified Purchase
Your Name Here
Battle Creek, US
★★★★★ 5
Works for my G30 Verge
Size: 11SMax-24Pack
Fit my G30 Verge. Works well and brought it back to life. Great value for the money!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 15, 2026

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