


3/8" to 5/16" Inch Hose Barb Splice Coupler Repair Connector Fitting Adapter
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
3/8" to 5/16" Inch Hose Barb Splice Coupler Repair Connector Fitting Adapter3 8" to 5 16" O. D. Hose Barb Coupler Reducer This fitting has a 3 8" barb and a 5 16" barb with a hose stop flange to keep the coupler centered in the splice connection Commonly used to couple or repair your radiator hose, brake booster hose, vacuum line, or any other hoses together Made in Wichita, Kansas from aerospace grade, USA produced billet aluminum Machined aluminum finish This Package Includes 1 hose barb splice
Quick Dispatch:
Your 3/8" to 5/16" Inch Hose Barb Splice Coupler Repair Connector Fitting Adapter orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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You'll receive a tracking link by email once your 3/8" to 5/16" Inch Hose Barb Splice Coupler Repair Connector Fitting Adapter ships.
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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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4.7 ★★★★★
Based on 1757 reviews
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Product Reviews
★★★★★ 5
Great Product
Size: 2-Pack
Great product, worked wonders!! I would definitely recommend to others to buy this product!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 5, 2026
★★★★★ 1
Disappointed
Size: Single
It didn’t work as expected
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Reviewed in the United States on May 30, 2026
★★★★★ 1
Fake
Size: 2-Pack
No good just a lie
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 13, 2026
★★★★★ 5
Works great
Number of Items: 4, Style: SILZKAR7B11
Exactly what it is supposed to be ! Good service
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
★★★★★ 5
Perfect
Number of Items: 4, Style: SILZKAR7B11
Great Quality. Worked Perfectly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 13, 2025
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