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BMW Engine Parts

Turner Motorsport has everything you need to upgrade your BMW through our stages of performance or to keep your car in peak condition with our range of the latest in proven OEM cooling parts. Upgrade your cooling system and engine performance with the selections below to give your BMW a performance and reliability advantage.

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Voltage Regulator
Voltage Regulator
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Valeo - Corporate Logo
T#:594108
Part#: 12317603775
Ships in 1 Business Day
$ 71.22

This product was last offered at the strikethrough price on
05-04-2026

$ 70.45 USD
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$ 70.45 USD
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Have you noticed inconsistent electrical power in your interior lately? Your voltage regulator is responsible for maintaining a constant voltage out from the alternator.
Accessory Belt Tensioner Assembly
Accessory Belt Tensioner Assembly
Mubea - Corporate Logo
T#:594655
Part#: 11287810807
Ships in 2 Business Days
$ 148.53

This product was last offered at the strikethrough price on
07-15-2026

$ 136.51 USD
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$ 136.51 USD
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If the accessory belt is sloppy and loose in your vehicle, your generator, and AC might not work properly. Alternatively, if your belt snaps constantly, the tensioner is too tight.
Valeo Voltage Regulator - Valeo - E53, E60, E63, E64, E70
Valeo Voltage Regulator - Valeo - E53, E60, E63, E64, E70
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Valeo - Corporate Logo
T#:1196078
Part#: 12318510090
Ships in 1 Business Day
$ 91.37 USD
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$ 91.37 USD
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OEM replacement for you BMW alternator fixing charging issues
Alternator
Alternator
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Valeo - Corporate Logo
T#:594101
Part#: 12318570672
In Stock at Vendor
$ 1,094.99

This product was last offered at the strikethrough price on
05-07-2026

$ 1,062.99 USD
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$ 1,062.99 USD
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Replacement Alternator from Valeo
Head Shield Add On
Head Shield Add On
Genuine PSA - Corporate Logo
T#:6587704
Part#: 0248.Q4
Special Order: No Guaranteed ETA
$ 19.99 USD
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$ 19.99 USD
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Accessory Belt Tensioner
Accessory Belt Tensioner
Mubea - Corporate Logo
T#:31622553
Part#: 11288479475
Ships in 3 Business Days
$ 101.99

This product was last offered at the strikethrough price on
05-07-2026

$ 98.99 USD
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$ 98.99 USD
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MINI Cooper Oil Filter Kit W/ O-Ring & Crush Washer
MINI Cooper Oil Filter Kit W/ O-Ring & Crush Washer
Purflux - Corporate Logo
T#:50934286
Part#: 11427622446KT9KT
In Stock
New Item
$ 9.32

This product was last offered at the strikethrough price on
03-26-2026

$ 8.30 USD
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$ 8.30 USD
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Replacing your filter with a high quality unit ensures harmful contaminants are trapped for good, keeping your engine running clean
Battery Tender Plus Advanced Battery Charging System
Battery Tender Plus Advanced Battery Charging System
Battery Tender - Corporate Logo
T#:49892371
Part#: BTT0210128
Back Ordered
New Item
$ 69.99 USD
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$ 69.99 USD
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Mubea Mechanical Accessory Belt Tensioner - BMW B46/48 B58
Mubea Mechanical Accessory Belt Tensioner - BMW B46/48 B58
Mubea - Corporate Logo
T#:26971839
Part#: 11288580360
Ships in 2 Business Days
$ 177.99

This product was last offered at the strikethrough price on
05-07-2026

$ 158.99 USD
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$ 158.99 USD
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Accessory belt tensioners provide tension to the belt drive system, ensuring the belt is able to properly turn engine accessories without slipping. If your tensioner has failed, replace it with a brand-new unit to ensure proper water pump and alternator functionality.
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Remanufactured Alternator - 170A
Remanufactured Alternator - 170A
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Valeo - Corporate Logo
T#:594098
Part#: 12317802929
Ships on Sep 1, 2026
$ 541.55 USD
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$ 541.55 USD
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Replacement Alternator from Valeo
MINI N14 N18 Alternator - 120 Amp 439617
MINI N14 N18 Alternator - 120 Amp 439617
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Valeo - Corporate Logo
T#:28803228
Part#: 12317619254
Ships on Sep 9, 2026
$ 374.99 USD
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$ 374.99 USD
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MINI N14 N18 Alternator is an essential component for powering the electrical system of your Mini. Engineered to provide reliable performance, this alternator ensures your Mini stays running smoothly. Upgrade your Mini with this genuine alternator for dependable power generation.

  • Powers the electrical system
  • Reliable performance
  • Ensures smooth operation
  • Genuine Mini part
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Alternator
Alternator
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Valeo - Corporate Logo
T#:594102
Part#: 12311247288
Back Ordered
$ 547.99

This product was last offered at the strikethrough price on
05-08-2026

$ 389.23 USD
Free Shipping on orders $49 and up
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$ 389.23 USD
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Replacement Alternator from Valeo

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