whats the best to use any body try the powerflex ones and are the easy to fit ?

ive fitted standard rear axel bushes on a golf and had to use the special tool would i need that to fit the poly ones?
looking at these
Audi S3 Quattro Mk1 (8L) 99-03 POWERFLEX REAR TRAILING ARM TO CHASSIS BUSHES | eBay

VW Golf Mk4 (1J) 97-06 POWERFLEX REAR BEAM AXLE MOUNT BUSHES PFR85-415 | eBay