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Supertech BMW M50/M52/S50/S52 Black Nitrided Exhaust Valve - Set of 8

Marsoni M251S
Sale price$173.95
Pay 4 payments of $43.49 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Supertech BMW M50/M52/S50/S52 Black Nitrided Exhaust Valve - Set of 8Supertech BMW M50 M52 S50 S52 Black Nitrided Exhaust Valve Set of 8
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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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4.1 ★★★★★
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Verified Purchase
Jeff
Draper, US
★★★★★ 5
Original OEM equipment
They seem to be the copper plug required for this engine. Runs great and as it should.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 28, 2026
E
Verified Purchase
Earl Johnson
Cuba, US
★★★★★ 5
Genuine Champion Spark plugs
Genuine Champion Spark plugs at a great price!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 7, 2025
W
Verified Purchase
Wayne E Gratz
Chelsea, US
★★★★★ 5
Go For It.
Good Plug
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 9, 2026
A
Verified Purchase
Amazon Customer
Whiting, US
★★★★★ 5
Champion RC12YC Spark Plug
Worked perfectly for a Lawnboy Model 10646 lawnmower.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 21, 2026
O
Verified Purchase
Oldtech 45
Port Orchard, US
★★★★★ 5
worked ok
worked ok
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 18, 2026

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