Kelford Cams

Precision-engineered for serious performance, Kelford Cams deliver proven gains in power and reliability for BMW engines. Whether you're building for the street or the track, Kelford’s high-performance camshafts are trusted by top engine builders worldwide.

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Power Meets Reliability: Arias Pistons for BMW

Established in 1969, Arias has a 55+ year legacy of engineering top-tier, high-quality pistons at competitive prices. Manufactured in the renowned CP-Carrillo facility in Irvine, CA, these forged piston sets represent the pinnacle of precision engineering and cutting-edge manufacturing technology.

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5150 AutoSport

BMW S55 Crank Hub by 5150 AutoSport

$1,049.99 USD
$1,199.99 USD $1,049.99 USD
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Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.
Bringing you the latest and greatest in BMW Performance.

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5150 Machine Shop Services

No machine shop? No problem. The 5150 Team is READY for all of your BMW performance service needs, from expert sleeving and O-Ring installation, to complete performance cylinder heads and 5-Axis porting. Don't wait months for the other guys; we're ready to get it done NOW! Contact sales for more information or browse our complete catalog of performance services below.

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A Closer Look: 5150 Pro-Xtreme Cylinder Heads

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The 5150 Garage

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  • Muhammad's E89 Z4

    Muhammad's E89 Z4

    Muhammad's BMW E89 Z4 is not your average weekend cruiser—this Saudi-imported roadster is a full-blown, turbocharged statement on wheels. Still wearing its original Saudi plates, the car stands out even...

    Muhammad's E89 Z4

    Muhammad's BMW E89 Z4 is not your average weekend cruiser—this Saudi-imported roadster is a full-blown, turbocharged statement on wheels. Still wearing its original Saudi plates, the car stands out even...

  • Shival's F80 M3 Bully

    Shival's F80 M3 Bully

    Shival's F80 M3 isn't just easy on the eyes; built by 5150 South Africa, NV Performance, the 357, and Strada Performance, this S55 Bully Build is a formidable foe on...

    Shival's F80 M3 Bully

    Shival's F80 M3 isn't just easy on the eyes; built by 5150 South Africa, NV Performance, the 357, and Strada Performance, this S55 Bully Build is a formidable foe on...

  • Martin's F82 M4

    Martin's F82 M4

      Bulletproof F82 M4? Yes please. Martin's F82 M4 isn't just beautiful; this fully-built, Pro-Xtreme S55, paired with a MaMa Motorsport ZF 8HP70 transmission, has the personality to match the...

    Martin's F82 M4

      Bulletproof F82 M4? Yes please. Martin's F82 M4 isn't just beautiful; this fully-built, Pro-Xtreme S55, paired with a MaMa Motorsport ZF 8HP70 transmission, has the personality to match the...

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  • E52 Z8

    E52 Z8

    E52 Z8

  • E36/E37/E38 Z3

    E36/E37/E38 Z3

    To determine which engine your Z3 model has, please refer to the...

    E36/E37/E38 Z3

  • E39

    E39

    The BMW E39, produced from 1995 to 2003, is regarded as one...

    E39

  • E38

    E38

    To determine which engine your E38 7-Series model has, please refer to...

    E38

  • E36

    E36

    The BMW E36, manufactured between 1990 and 1999, is recognized for its...

    E36

  • E31

    E31

    To determine which engine your E31 8-Series model has, please refer to...

    E31

  • E34

    E34

    The BMW E34, produced from 1988 to 1996, is known for its refined design,...

    E34

  • E32

    E32

    To determine which engine your E32 7-Series model has, please refer to...

    E32

  • E30

    E30

    The E30's rear-wheel-drive chassis offered an engaging driving experience, attracting motorsport aficionados...

    E30

  • E28

    E28

    The BMW E28, produced from 1981 to 1988, is celebrated for its elegant...

    E28

  • E23

    E23

    To determine which engine your E23 7-Series model has, please refer to...

    E23

  • E24

    E24

    To determine which engine your E24 6-Series model has, please refer to...

    E24

  • E21

    E21

    To determine which engine your E21 3-Series model has, please refer to...

    E21

  • E12

    E12

    To determine which engine your E12 5-Series model has, please refer to...

    E12

  • E20

    E20

    E20

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CP-Carrillo x 5150 AutoSport Pro-Xtreme Collection

Designed with ultra-high performance in mind, these 5150 exclusive products are made to handle extreme horsepower and high RPM applications.

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