Quote:
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Originally Posted by 67 C-10 LWB
Here is my 99 1/2 ton Ext Cab short box Z71
It has the 5.3 and it's an auto. It's stock, I'd like to put dual exhaust, tires/wheels and a modified PCM; only problem is the price of gas is killing me and hindering my modification plan  |
Nice 99
If you go with the right exhaust, PCM tune, etc you can gain a little MPG at the same time
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Joe - Formerly 67c10step
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