Ok so you're looking for the bushings 
If the noise don't bother you go for the poly ones if you like a much more quieter/softer bush take the rubber Mazdaspeed's bushes.
These are rubber made and 40% stiffer than the OEM.
P.S. Bolts in italian is bulloni

If the noise don't bother you go for the poly ones if you like a much more quieter/softer bush take the rubber Mazdaspeed's bushes.
These are rubber made and 40% stiffer than the OEM.
P.S. Bolts in italian is bulloni
