BOV BigBubba PlumBack Valve - Sleeper Pressure Sensor Custom dash available at an

Custom dash available at an extra cost

and a vacuum range from 0-2 Bar (52mm – 2 1/16”)

When up-tuning your car

Your stock ZF (in good health) is capable of handing 400rwkw for a prolonged period

Recommended for 4-cylinder

BOV BigBubba PlumBack Valve - Sleeper Pressure Sensor Custom dash available at anBig Bubba From Turbosmart exists because sometimes Bigger is Better! It is a piston style valve for large capacity supercharged and turbocharged engines, including diesel. If you're looking for an inconspicuous valve for a small capacity, low boost daily driver, you must look elsewhere! Turbosmart's Boost Balance System means the more boost you feed this valve, the better it closes and sealsit is literally as simple as that. The 2 inch piston design