Prosport Performance Green/White 52mm Mechanical Boost Gauge Vehicle Model_Forester The spring tension of the

The spring tension of the segmented retaining ring is carefully calculated and tested for optimal performance

As a brand

View the 21-477C vehicle applications to determine the legal status for each vehicle

Dished head for added weight savings and increased valve control at high rpm

They were known as Type 1 or Type 2

Prosport Performance Green/White 52mm Mechanical Boost Gauge Vehicle Model_Forester The spring tension of thePart #: PSR 216BFWGBOSM. PSI If your vehicle is supercharged or turbocharged then this gauge is simply a must have. For peak performance you need to know how much boost you are making at maximum RPM's. Now you can track your peak boost as you modify your ride! ( 30~30 PSI includes Mounting hardware, Tubing kit, T Adaptor, Hood and Instructions) This item is non application specific. Please verify compatibility before purchase. May require some