Theres another brand I get that isn't sweet. Its got some zing to it though so if you don't like spicy you may not like it.
https://www.amazon.com/Guys-Award-Winning-Sugar-Original/dp/B0079OWL16/ref=sr_1_3_a_it?ie=UTF8&qid=1535572332&sr=8-3&keywords=guys+bbq+sauce+sugar+free