Brake Master Cylinder for BMW E30 M3 S14 2.3L

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If your brake pedal has become spongey or hard to press, chances are that it is directly related to your master cylinder. Turner carries Genuine BMW and high quality aftermarket replacements that will restore pedal feel and braking power like the day it was new.
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Brake Master Cylinder Upgrade - E30 325e, 325i, M3
Brake Master Cylinder Upgrade - E30 325e, 325i, M3
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Turner Motorsport - Corporate Logo
T#:14298
Part#: TMS14298
Ships in 1-2 days
$ 413.99 USD
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$ 413.99 USD
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This is the 25mm master cylinder upgrade for E30 3 series. It features the larger master cylinder from the E32 750il (#34311156643) with the new required brake line (#34326755585). This set up is used on many track driven E30's to allow for extra stopping power.

This item fits the following BMWs:
1984-1991 E30 BMW 325e 325es 325i 325ic 325is M3
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Brake Master Cylinder - E32 735i 750il, E30 Upgrade
Brake Master Cylinder - E32 735i 750il, E30 Upgrade
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
ATE - Corporate Logo
T#:15922
Part#: 34311156643
Ships in 1-2 days
$ 433.94

This product was last offered at the strikethrough price on
06-25-2026

$ 354.85 USD
Free Shipping
Add to Wish List
$ 354.85 USD
Free Shipping
Add to Wish List
This is the OEM brake master cylinder for E32 750il made by ATE. This master cylinder can be used as an upgrade for E30 models (in conjunction with brake line #34326755585).

This item fits the following BMWs:
1987-3/1988 E32 BMW 735i 735il
1988-1994 E32 BMW 750il

Brake Master Cylinder Upgrade
1984-1991 E30 BMW 325e 325es 325i 325ic 325is M3
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