Best in 7 days
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Ships within 48 hours · Estimated delivery Jul 16 - Jul 21
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Description
Ko-Ken 8400A-2.1/4 1 Inch Sq. Dr. Socket 2.1/4 Inch 6 Point Length 77 mmGeneral Information Brand Ko Ken Tools Part Number 8400A 2. 1 4 Product Type Sockets Packaging Bulk Country of Origin Japan UPC 4991644175871 California Residents Proposition 65 Warning Physical Characteristics Length 77 mm Weight 1. 17 kg 2. 59 lb Details Type 6 Point Socket Size 2 1 4 Inch Features Drive Size: 1 Inch Length: 77 mm Type: 6 Point Socket Output Size: 2 1 4 Inch Made in Japan Drive Connector Size 1 Inch
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.9 ★★★★★
Based on 2142 reviews
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Product Reviews
★★★★★ 5
Top-Quality Oil — Engine Runs Smoother
Liqui Moly is the best. My engine runs quieter and smoother after using this oil. Great protection, high quality, and totally worth it. If you care about your car, this is the brand to trust
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 1, 2025
★★★★★ 5
Best Oil Brand Available
Best automotive oil on the market. Only brand I will use in my cars. Used specifically for a 2018 BMW X5.
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Reviewed in the United States on February 27, 2026
★★★★★ 5
Good product
works well for bmw.
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Reviewed in the United States on January 21, 2026
★★★★★ 5
Great oil and makes my engine run quieter
I noticed the engine running much quieter using this oil. The pour mouth is pretty unique for this brand, you can just open the interior cap, pull up the accordion neck and pour into the engine which provides better control over traditional wide mouth, thus less messy. This oil rarely goes on sale and is typically 1.5x to 2x more expensive than the more common US brands.
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Reviewed in the United States on August 28, 2025
★★★★★ 5
Best synthetic oil BMW
Excellent synthetic oil BMW 328I
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Reviewed in the United States on February 6, 2026
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