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      09-12-2008, 07:44 PM   #1
Graham M
I love my Z. Pure sex on wheels.
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Drives: Is sold, goodbye everyone!
Join Date: Apr 2008
Location: Calgary

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Question ESS, 8.5PSI upgrade.

Hey guys, looking at getting the full ESS S/C kit, however I was wondering what the extra .5 PSI upgrade kit would equate too in terms of HP, as its an extra $500 US over and above the regular ESS S/C package: of 8.0psi.
Appreciate 0