Both the MEGAFLEX and SUPERFLEX are made to Boninfante’s precise, unrivaled quality and safety standards and feature:
• One-piece design with integral ring gear
• Specially selected aerospace grade alloy steel from USA steel mills
• Proprietary 3-stage heat treating process
• Hard machined to exacting tolerances (.002 TIR)
• Boninfante’s proprietary stress proofing and finishing process
• Finished in a beautiful black oxide
• Tested to 20,000 RPM which exceeds SFI safety standard 29.2

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  • Megaflex

    Megaflex

    7 products
  • Streetflex

    Streetflex

    6 products
  • Superflex

    Superflex

    6 products
  • Titanium Series

    Titanium Series

    2 products
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    131 Mopar Hellcat Superflex Flexplate

    $450.00
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    136 Chevy Megaflex Flexplate

    $0.00
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    136 Hemi Megaflex Flexplate

    $0.00
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    164 Big Block Ford 429/460 6-bolt Superflex Flexplate

    $0.00
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    166 Buick/Oldsmobile/Pontiac Streetflex Flexplate

    $159.20
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    168 Chevy Pro Mod Megaflex Flexplate

    $610.00
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    168 Chevy Streetflex Flexplate

    $159.20
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    168 Chevy Superflex Flexplate

    $386.00
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    168 GM LS1 Streetflex Flexplate

    $304.00
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    168 LSX Chevy Superflex Flexplate

    $450.00
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    2011+ Ford Coyote Streetflex Flexplate

    $304.00
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    481X Chevy Hemi Megaflex Flexplate

    $0.00
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    Boninfante Flexplate Bolts

    $54.00
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    Ford Coyote GT Superflex Flexplate

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    Inline 4-Cylinder Titanium Series Flexplates

    $0.00
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    Nissan RB30 Megaflex Flexplate

    $775.00
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    Nissan RB30 Superflex Flexplate

    $0.00
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    Toyota 1FZ Megaflex Flexplate

    $0.00