Hallman Pro Manual Boost Controller, Blue - PRO-03 Lexus IS250 Sold as a Set/Pair -

Sold as a Set/Pair - Single and Dual AVCS fitment

ZM10-HDR4 kit features ACT's most popular Heavy Duty pressure plate

Fits the 1989–1995 Mazda RX-7

in an affordable package

The stock fuel rails are fine for lower power levels but as horse power increases

Hallman Pro Manual Boost Controller, Blue - PRO-03 Lexus IS250 Sold as a Set/Pair -Our new Hallman Pro kit contains our new Hallman Pro valve. The new Pro valve is machined out of billet aluminum and stainless steel pieces. The new design of the valve incorporates some great new features not currently available on any other manual boost controller. We have designed the Pro valve to not require the use of a lock nut or any type or allen wrench(s) to be able to adjust your boost. Simply turn the adjustment knob and it stays. Another