for rm1500, you could only get a pair of front seat, in decent condition. Also, it is likely that you have to spend abit on customizing your tapak. Cost more it the condition is better. No point buying the recaro if seat already koyak, sagging or stained by whatever it was....
No harm trying out SSCUS brand. New ones are reasonably priced, relatively comfy. Many model and plenty of material choices.
Software is as cardinal as hardware in squeezing out power from a modern engine these days. Just plug in a laptop, reflash the ECU with a new ignition and fueling...
Here's an option for extra car cooling benefits for your mr2s.
Works great to force more air in thru the side intakes.
Cooler engine bay = more reliable engine and more power...