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QA1 Pro-Active Systems K-Member Kits

Mustang 4.6L / 5.0L Pro Active Systems


Hard-Core Racing Applications Only

The QA1 Mustang Pro-Active System is the most advanced and complete bolt-on frong suspension ever engineered for Mustang 5.0/4.6 racing applications (not suitable for street use due to lightweight components).  The Pro-Active System has it all - quality, performance and adjustability.  Whether you are a weekend racer or Pro 5.0 driver, the QA1 Mustang Pro-Active System does it all.

The QA1 Mustang Pro-Active System includes:

  • Tubular K-member
  • Coil-Over Conversion Kit
  • Tubular Control Arms
  • Caster/Camber Plates
  • Mustang Struts
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