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BM0093
June 15th, 2010, 04:00 AM
I have a 2007 tahoe and i was wanting to get the max fuel economy out of it. It has a vortec 5.3L engine in it i am wanting to get a custom tune for max fuel economy..
BM0093
June 15th, 2010, 10:55 AM
I really need to get a tune made...