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    GR Magnum Swaps

    The Grannas GR series transmissions are the strongest synchro manuals in the world

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      Ultimate IRS Subframe

      100% chromoly construction. My bolt-in MKIV Supra Subframe is stronger, lighter, and uses all the factory pickup points!

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        Manual Steering Racks

        Gain Horsepower. Lose weight. Clean up your engine bay.

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          Project Hpattern

          The Grannas Racing 6-Speed Drag Supra build

          View Project Blog >

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