Comparing retail to retail price, the Thule is not that much more expensive. The only piece you'll have to pay retail for the Thule would be the Fit Kit. The bars and feet can be found discounted.
Also, according to the Telluride owners manual (4-172), the roof rack can support up to 220 lbs max (evenly distributed). The WingBar Evo 150 is also rated for a maximum load of 220 lbs (evenly distributed) on their website. https://www.thule.com/en-us/roof-ra...nd-accessories/thule-wingbar-evo-150-_-711520
The factory cross bars are rated for 160 lbs.
Also, according to the Telluride owners manual (4-172), the roof rack can support up to 220 lbs max (evenly distributed). The WingBar Evo 150 is also rated for a maximum load of 220 lbs (evenly distributed) on their website. https://www.thule.com/en-us/roof-ra...nd-accessories/thule-wingbar-evo-150-_-711520
The factory cross bars are rated for 160 lbs.