I will try/use both cheap and expensive products, but the products that work best on my hair tend to be at higher price points. The cheap ones are always runner-ups.

4a fine, thin, high porosity
Poo: SM Y&B, BT TT
C: HE Reconditioning, Suave Almond and Shea
DC: CJ CR, CJ RM
LI: JC DT
Curl Cream: RN BWCC, CJ CCCC
Gel: CJ AFG
Refresher: SM Thickening Mist, SM Y&A Milk, CJ CIAB
Moisturizer: CJ SL, SM CES