Billet Aluminum Check Valve Breather-Polished


  • Universal
  • Brake Booster Check Valve
  • 6 AN Outlet
  • Polished Aluminum is your best source for crate engines, transmissions, and high performance parts!


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Prop65WARNING: These auto parts can expose you to chemicals including phthalates and lead. Installing or using these parts can expose you to other parts containing these chemicals and to engine exhaust, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to