If you drive off road at 5 mph and have dirt in your AC radiator, and have an automatic tranny the electric fans might not do the job. On the highway they are fine. I think that Be-cool may be better than flex-a-lite
Bob Shaw

87 Raizer, 4.3V6, Mod TH700R4,231CHD, detroit rear and LSD front, bouncy seats, 2" lift and 32x15 BFG MT tires.