The Red, White & Boost Sale

Celebrate freedom the 5150 way — with boost, precision, and serious savings!
Our Red, White, and Boost Sale gives you 20% off some of our favorite high-performance parts:

Here’s what’s included:

  • 10% off 5150 Main & Rod Bearings
  • 10% off 5150 Turbo Build Kits
  • 10% off 5150 VANOS Hubs
  • 20% off Arias Pistons
  • 10% off 5150 x CP Carrillo Pro-Xtreme Pistons
  • 10% off 5150 x CP Carrillo Pro-Xtreme Connecting Rods
  • Buy Cams, Get Valve Springs 10% Off*

*Discount applied automatically in cart, no code necessary
📦 All discounts are applied automatically at checkout.
🕛 Sale ends Sunday, July 20th at 11:59 PM EDT.

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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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New! to our catalog: Arias Pistons for BMW

Today, Power Meets Affordability.

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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Bringing you the latest and greatest in BMW Performance.

New Releases

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A Closer Look: 5150 Pro-Xtreme Cylinder Heads

The 5150 Garage

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  • 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...

  • Michel Feghali's Hill Climb E46 M3

    Michel Feghali's Hill Climb E46 M3

      Michel Feghali's E46 M3 was built to shred through the notorious winding hills of Lebanon. Tuned by Mainline Dyno Lebanon, we firmly believe this is the car to watch for...

    Michel Feghali's Hill Climb E46 M3

      Michel Feghali's E46 M3 was built to shred through the notorious winding hills of Lebanon. Tuned by Mainline Dyno Lebanon, we firmly believe this is the car to watch for...

  • Mainline Dyno Tuned 2JZ E36 Drift Missile

    Mainline Dyno Tuned 2JZ E36 Drift Missile

      Rowdy 90's Classic: The @mainline.lebanon @baha_abdel_hadi 2JZ-powered E36 Drift Machine does NOT quit! Sitting on the rev-limiter, taking all the abuse thrown at it, this 2JZ-powered E36 is a...

    Mainline Dyno Tuned 2JZ E36 Drift Missile

      Rowdy 90's Classic: The @mainline.lebanon @baha_abdel_hadi 2JZ-powered E36 Drift Machine does NOT quit! Sitting on the rev-limiter, taking all the abuse thrown at it, this 2JZ-powered E36 is a...

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Shop by Classic

  • 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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