Turbosmart Big Bubba BOV - Sleeper

Turbosmart Big Bubba BOV - Sleeper

  • $375.99
    Unit price per 
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Big Bubble Blow Off Valve - Sleeper by Turbosmart

Sometimes bigger is just better. Designed for large capacity supercharged and turbocharged engines, including turbo-diesel engines, the Bubba Sonic is a large and scary full-time vent to atmosphere Blow-Off Valve.


  • Precision machining and assembly – the piston and valve body are measured to mere fractions of a millimeter and perfectly matched to fit each other exactly. Because of this precision, an O-ring is not needed to create an effective seal
  • CNC billet aluminum body and components
  • Huge 50.8mm/2” inlet and outlet
  • Lightweight 52mm (2.05”) hard-anodized aluminum two-piece piston
  • -4AN threaded vacuum port
  • V-band mounting system interchangeable with the Race Port
  • Weighs only 790 grams (1.7lbs)
  • Designed, manufactured and validated in-house at Turbosmart HQ


  • Universal

What's In The Box?

  • 1 - Big Bubba Sleeper BOV

Please Note: Big Bubba has been designed for big horsepower, high performance, and high boost turbo and supercharger applications. If you’re looking for an inconspicuous, valve for your small capacity, low boost daily driver you will need to look elsewhere! All the owners of big and small block Chevs and Fords, drag rotaries, straight sixes and big turbo diesel looking for a better response from your turbo or supercharger – the Big Bubba is for you!



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