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Solid Contoured Backup Ring 17.500
Solid Contoured Backup Ring 17.500
Solid Contoured Backup Ring 17.500
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Solid Contoured Backup Ring 17.500" x 18.000" x 0.117" - Nitrile

Marsoni M251S
Sale price$22.19
Pay 4 payments of $5.55 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Solid Contoured Backup Ring 17.500" x 18.000" x 0.117" - NitrileProduct Details : Solid Contoured Backup Ring 17. 500" x 18. 000" x 0. 117" Nitrile Part No: 8 464 N90 Product Category: O Rings Product Type: Solid Contoured Backup Ring Series: 8 XXX Dash No.: 464 Material(s): Nitrile Material Code: NBR Durometer: 90 Temperature Range: 40F to +250F ( 40C to +121C) System Of Measurement: Inch Dimensions: 17. 500" x 18. 000" x 0. 117" Nominal I. D. (d) : 17. 500" Nominal O. D. (D) : 18. 000" Nominal Width (W): 0. 250"
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  • 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
4.6 ★★★★★
Based on 1710 reviews
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H
Verified Purchase
Helen
Carnegie, US
★★★★★ 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
N
Verified Purchase
NoName4U
Belleville, US
★★★★★ 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.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 27, 2026
B
Verified Purchase
Bob
Whiting, US
★★★★★ 5
Good product
works well for bmw.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 21, 2026
S
Verified Purchase
SChain
Battle Creek, US
★★★★★ 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.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 28, 2025
C
Verified Purchase
Cooch
Draper, US
★★★★★ 5
Best synthetic oil BMW
Excellent synthetic oil BMW 328I
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 6, 2026

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