Couple of Ugrades

[RockTahoe]

Recently decided to do some upgrades to my ole 97 Tahoe. First dual batteries for light bar and systems ..Then lift kit for 35" wheels..Any suggestions for a compatible dual battery kit and 3" lift kit. Any help would be greatly appreciated . View attachment 184863

 

[15YUKON]

Posted in the wrong section. Not that I don't want to see other year tahoes/suburbans just letting you know because it keeps the forum in order.