need help on proforance upgrades on my 99' silverado.
#1
need help on proforance upgrades on my 99' silverado.
I have a 99' silverado 1500 4.8 litre with flowmaster sidepipes, intake, new spark plugs etc. suggestions on some performance upgrades? Try to keep it on the cheap side.
Last edited by stinger041392; 07-26-2009 at 09:31 PM.
#5
www.nelsonperformance.com
You should start with a tune. You can then get free re-tunes for any future upgrades you do.
You should start with a tune. You can then get free re-tunes for any future upgrades you do.
#6
www.nelsonperformance.com
You should start with a tune. You can then get free re-tunes for any future upgrades you do.
You should start with a tune. You can then get free re-tunes for any future upgrades you do.
i had nelson on my previous 06, and with a discounted price of $325 from Nelson, i got the scan cable from justin $300.
either way you cant go wrong. best bang for the buck
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