pretty sure the fl5 coilovers are the same as the de5. Just different part numbers.
https://www.rs-r.com/product/acura-integra-type-s-2024-best-i-active-coilover
I meant if those seats were powered and heated I'd swap also. Recaro does have a seat that has those features but you'll spend big $$ on those.
https://www.recaro-automotive.com/us/dynamic/recaro-sport-c