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RULER · 03-08-2018, 08:04 AM

So are these big gains in mileage and power done with stock exhaust and regular fuel??? If not what modifications will need to be done?? For those improvements

03-08-2018, 08:04 AM	#5
RULER Member Join Date: Jan 2006 Posts: 221 Likes: 15 Liked 58 Times in 18 Posts	Re: 8.1 Engine Mods So are these big gains in mileage and power done with stock exhaust and regular fuel??? If not what modifications will need to be done?? For those improvements