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 Post subject: performance gains for a 4.8 liter vortec chevy 1/2
 Post Posted: Thu Mar 18, 2010 12:04 pm 
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Joined: Thu Mar 18, 2010 11:33 am
Posts: 1
Hello Ron I have a 2007 chevy classic crew cab with a 4.8 liter vortec what types of settings should i be running i purchased the cortex flashpac tunner also what types of gaines will get from each this is a 2 wheel drive with k&N and dual flowmasters from the cat back thanks.


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 Post subject: Re: performance gains for a 4.8 liter vortec chevy 1/2
 Post Posted: Thu Mar 18, 2010 12:49 pm 
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Joined: Tue Jul 25, 2006 9:41 am
Posts: 18240
Location: SUPERCHIPS
Welcome to Superchip's forum!!!

07' Classic 4.8L (LR4) Vin code V
91perf mode= 13.1hp and 16.6ftlbs of torque at the wheels
91 tow= no gain over stock
87 perf= 10.1hp and 13.2ftlbs

Ron

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