



ZF 8HP70 Transmission Upgrade
Pairs well with
Our rebuild focuses on fortifying the overall holding power and reliability of your transmission. Through modifications and replacement of oem parts to our own billet parts we are able to achieve the highest clutch counts currently available on the market and the most holding power possible. With each stage increases clutch and holding capacity along with additional parts.
The main components of our build feature.
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Billet Clutch Hub
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Upgraded Clutches and Steels Throughout Entire Transmission
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All New Gaskets, Seals and Rings
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Upgrades O-Rings and Seals Within The Valve-Body Assembly
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Cog Drives and Shaft Modified For Better Lubrication Transfer
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Heat Treated & Hard Anodized Clutch Baskets
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Brand New Pan, Filter Element & Fluid
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Laser Etched Logo
The main benefit of the high stall torque converter is the increased RPM stall while foot braking, this will help you build more boost and leave harder while launching. Especially important for leaving in second gear.
Converter features:
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Super alloy billet stator
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Performance lockup clutch assembly
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Fully internally tig welded
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Turbine blade sequence modifications
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Performance bearing assembly

ZF 8HP70 Transmission Upgrade
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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About Us
Cen-Cal Motorsport isn’t just a parts shop—it’s a lifestyle for BMW enthusiasts who crave performance, precision, and style. We’re all about taking your BMW to the next level with premium parts that bring out the beast under the hood while keeping its luxury vibes on point.
Your BMW isn’t just a car—it’s an experience. Whether you're upgrading for speed, handling, or simply flexing on the road, we’ve got the gear to match your passion.
Why settle for stock? Explore our lineup and see how real quality transforms the drive. Got questions? Hit us up anytime—your ride deserves nothing but the best.