1.4 16v Supercharger

[knackerdecobre]

If you do it yourself, and gather bits over time, it can be done for a reasonable cost

 

[seatcupramad23]

if you buy a centrifugal supercharger, you should be able to keep your stock internals cause generally they run low boost and don't often need intercoolers , that would be your cheapest option if you want to keep your stock motor