TiAL Blow Off Valve Vanderhall Click here for up to

Click here for up to '03 instructions

it will allow you to run an "LS" style valve spring

you would want to purchase the full Modular Pulley System

you can either run our m90 blockoff plate or the block off plate intercooler

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TiAL Blow Off Valve Vanderhall Click here for up toThe Q: New for 2008 is the first revision of the nine year old original TiAL BOV. This genuine Q bolts right up to any standard TiAL flange, so you can upgrade without having to re weld. Through countless hours of R&D we were able to make the same size valve flow a staggering 60% more than the original design that means 60% more air is blown off per cycle! This is the highest flowing BOV on the market. Included with Every TiAL BOV: TiAL BOV Assembly