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G Force Performance Products: A Clear Leader in the Automotive Industry Aftermarket



G Force Performance Products is the sole producer of G Force transmission crossmembers and adjustable transmission mounts. We concentrate our efforts on manufacturing quality parts to help car enthusiasts reach their goals. Our engineers continue to create innovative designs to uphold our reputation for top-of-the-line parts and commitment to customer satisfaction. Learn more about G Force Performance Products aftermarket parts.
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Performing a Swap? Upgrade Your Transmission Mount To Give You The Most Flexibility Possible



The transmission mount holds and supports the powertrain while isolating the vibrations produced by the powertrain from the vehicle chassis. If you’re performing a transmission swap, now is the time to upgrade the transmission mount. G Force Performance Products, a proven leader in the automotive industry, has developed a high-end adjustable transmission mount to give you the most flexibility possible. LEARN MORE

The Z32 LS Conversion Adapter Kit

A very popular kit ideal for a 300zx LS swap or 350z LS swap. Our customers have completed other builds for Mazda, BMW, and Lexus platforms

  • 3/8" Steel Powder Coated Adapter Plate
  • Pilot Bushing Adapter
  • Custom Steel Flywheel
  • Mounting Hardware

The Z33 LS Conversion Adapter kit

Whether you are doing an LS swap into a 350Z, or an LS in an old hotrod where you want to bang the gears, the Z33 is a great transmission option and our kit makes it an easy connection.

  • 3/8" Steel Powder Coated Adapter Plate with a powder-coated finish
  • Hi-torque Starter Adapter
  • Use current Hi-Torque Mini Starter or purchase one separately
  • Custom Steel Flywheel
  • Mounting Hardware
  • Pilot Bushing Adapter
  • Mounting Hardware


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Find the right Transmission Crossmember for your swap

Transmission Crossmembers

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