GPI – MAX Performance Package 2.0 (LS3 & L99)

(2 customer reviews)

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Gwatney Performance
  • HUGE 160+HP Power Gains for Bolt-On Setups!
  • Our most extreme LS Heads and Cam package ever offered!
  • If you are wondering if this setup is too extreme for your build – it is!
  • Max Effort Head / Cam / Intake Package
  • 20% Larger Powerband
  • No compromises

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