

have questions?
Race & Street Proven
We're here to help
Quick & Easy Install
We ship worldwide!
UPR designed this check valve specifically to deal with all the pitfalls of all Supercharged, Turbocharged, and Ecoboost PCV system and its many shortcomings that allow a substantial amount of oil to be sucked into the combustion chamber during normal operation. Moving up to a much smoother flowing check valve with the most responsive custom PTFE Gate.
The internal design utilizes a sag proof competition spring that performs flawlessly for sealing fluids, vacuum, and boost. Most importantly the check valves can be installed anywhere you can think in the horizontal and or vertical position without missing a beat. These check valves had to pass rigorous testing upside down to guarantee the most dependable performance.
This has been one of the best Boosted application PCV system updates we have developed to be just a simple Plug n Play™ installation and leaves nothing to chance. UPR Limited Lifetime Warranty
» Ultra-Bite Locking Hose Barbs
» Viton Performance Series O-rings
» Hard Black Anodized and Engraved
» Operating Temperature -30° to 400° F
» HP Teflon Gate easily holds up to 100psi
» Designed to Improve PCV system Efficiency
» 0 psi cracking pressure
» Can be used with Fuels, Oil, Coolant, Air, Methanol & Ethanol
» Available in (6mm-1/4), (8mm-5/16), (11mm-3/8), (14mm-1/2) & (17mm-5/8) - Select Size Above
Installs in 5 minutes.
Item arrived fast in excellent condition. Installation was quick and easy. Works perfect and is a great quality product at an affordable price.
Very satisfied with it.