anyone done HP on a 8.1L allison / 4l80E
May 15, 2008 | 02:55 PM
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anyone done HP on a 8.1L allison / 4l80E
My frined just added to vins so we can play with his 01 8.1L allison truck, and my 01 8.1L 4l80E burban..
Anyway the new HP is totally different than the 99 silverado 1500 and 98 camaro...
So in a nut shell anyone played with this, if so how did it work,
Anyway the new HP is totally different than the 99 silverado 1500 and 98 camaro...
So in a nut shell anyone played with this, if so how did it work,
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