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Free mods??

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Old 01-05-2004 | 10:14 PM
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SuthernFlames316's Avatar
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Default Free mods??

What free mods can i do on a 99 5.3?? Thanks
Old 01-05-2004 | 11:18 PM
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here ya go buddy.
http://www.sshotrods.com/
you can also do the ram air mod. cost less than 20 bucks. there is a split between people if it really works or not. but hey for twenty bucks and an excuse to work on the truck. i did it.
Old 01-05-2004 | 11:59 PM
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I did the airbox mod in conjuction with the UPD intake, good mods.
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