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Alternator

The alternator keeps the battery in a constant state of charge anytime the engine is running. If your lights are dimming or you hear excessive bearing noise around the alternator, chances are that it's time for a replacement.
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Genuine BMW Alternator Bushing (20 mm Length) - E10 E12 E21 E23 E24 E28 E3 E30
Genuine BMW - Corporate Logo
T#:22410
Part#: 12311268447
Expected Ship Date: 1-3 days
$26.80
Free Shipping on orders $49 and up
$26.80
Free Shipping on orders $49 and up


Genuine BMW Bush - 90 Shore Lang

This item fits the following BMW Chassis:
E30 M3,E30

Fits BMW Engines including:
M10,M20,M30,S14,S38

Large HD Polyurethane Alternator Bushings - Set of 4
Turner Motorsport - Corporate Logo
T#:359471
Part#: TMS3458KT
In Stock
$28.95
Free Shipping on orders $49 and up

Trouble trying to get your alternator tensioned or aligned properly? This is a common issue due to the rubber bushings wearing with age or degrading from exposure to the elements, oil, or other contaminants.

Restore proper alignment and tensioning function to your alternator with these Heavy Duty Alternator Polyurethane Bushings.

These will resist pressure and any possible contaminants for much longer than stock rubber bushings, making these a likely one time solution to your alternator issues!

Replaces BMW part # 12311268433. Most cars require four.

This item fits the following BMWs:
1977-1983 E21 BMW 320i
1984-1988 E30 BMW 318i 325e 325es
1988-1991 E30 BMW M3
1976-1981 E12 BMW 528i 530i
1982-1988 E28 BMW 528e 533i 535i M5
1982-1989 E24 BMW 633csi 635csi M6
1981-1987 E23 BMW 733i 735i

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OEM Bosch Alternator - E46 M3, Z3 S54
Bosch - Corporate Logo
T#:370775
Part#: 12317831436
In Stock
$264.83
Free Shipping

A replacement Bosch alternator for the 2001-2006 M3. Bosch is an original equipment supplier to BMW, and is the finest and most recognized German brand of alternator available. The Original BMW alternator sells for over double! Buy only the best alternator for your BMW -- buy a Bosch alternator. This is an OEM replacement for BMW part # 12317831436.

Bosch is one of the largest OEM producers of Genuine BMW and aftermarket parts in the world, providing parts for almost every major automotive manufacturer. Bosch has likely supplied many of the original electrical (and mechanical) parts for your BMW. Thanks to their quality, high durability, and reliability, you should expect a long service life from Bosch products.

As a leading source of high performance BMW parts and accessories since 1993, we at Turner Motorsport are honored to be the go-to supplier for tens of thousands of enthusiasts the world over. With over two decades of parts, service, and racing experience under our belt, we provide only quality performance and replacement parts.  All of our performance parts are those we would (and do!) install and run on our own cars, as well as replacement parts that are Genuine BMW or from OEM manufacturers. We only offer parts we know you can trust to perform!

A $80.00 refundable core charge must be applied to this alternator. Upon receipt of your rebuildable alternator core, you will be refunded the core charge. 

This item fits the following BMWs:
2001-2006 E46 BMW M3, M3 Convertible
2001-2002 Z3 BMW M Roadster M Coupe

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OEM Valeo Alternator - 180amp - E9X M3 S65
Valeo - Corporate Logo
T#:377508
Part#: 12317837981
Direct Ship, Expected Ship Date: Jul 29, 2021
$315.44
$315.44
This is a NEW alternator from the OEM manufacturer, Valeo. No core charge applies. Valeo is an OEM manufacturer for many BMW alternators - save money by buying the same alternator in a different box!

Genuine BMW Alternator Air Duct - Upper - E36 325i 325is 328i 328is M3
Genuine BMW - Corporate Logo
T#:7136
Part#: 12311730635
Expected Ship Date: 1-3 days
$43.29
Free Shipping on orders $49 and up


Genuine BMW Intake Manifold
This item fits the following BMW Chassis:
E36 M3,E36

Fits BMW Engines including:
M50,M52,S50,S52

OEM Bosch Voltage Regulator (90amp/120amp) -- E46 E39 E53 Z3
Bosch - Corporate Logo
T#:373840
Part#: 12317559183
Direct Ship, Expected Ship Date: Jul 29, 2021
$43.95
$43.95