Genuine BMW Pistons for BMW E92 M3 S65 4.0L

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Most BMW engines feature cast pistons. While this does wonders for weight and efficiency, they do not handle increased power levels or boost very well. Turner Motorsport carries Genuine BMW replacements as well as high performance aftermarket options for high horsepower applications.
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Genuine BMW Single Piston Ring Set - E9X M3, E6X M5 M6
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Genuine BMW - Corporate Logo
T#:33569
Part#: 11257840940
Ships in 9 Business Days
3% off MSRP $ 327.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 318.99 USD
Free Shipping
3% off MSRP
$ 327.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 318.99 USD
Free Shipping
A piston ring is a split ring that fits into a groove on the outer diameter of a piston. The three main functions of piston rings in reciprocating engines are, sealing the combustion/expansion chamber, supporting heat transfer from the piston to the cylinder wall and regulating engine oil consumption.
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