Turbocharge

Turbocharge is a powerful service that vastly improves the performance of your Mac through tailored optimisations designed to enable your machine to run at its maximum speed. In many cases, Turbocharged Macs are able to perform at comparable or better speeds than brand-new Macs, at a fraction of the cost.

Eligibility:

MacBook Pro

MacBook Pro (15-inch, Late 2008) to MacBook Pro (15-inch, Mid 2012)
MacBook Pro (13-inch, Mid 2009) to MacBook Pro (13-inch, Mid 2012)

MacBook

MacBook (13-inch, Aluminium, Late 2008)
MacBook (13-inch, Early 2009) to MacBook (13-inch, Mid 2010)

iMac

iMac (20-inch, Mid 2007) to iMac (20-inch, Mid 2009)
iMac (24-inch, Mid 2007) to iMac (24-inch, Early 2009)
iMac (21.5-inch, Late 2009) to iMac (Mid 2011)
iMac (27-inch, Late 2009) to iMac (27-inch, Mid 2011)

Mac mini

Mac mini (Mid 2010) to Mac mini (Late 2014)
 
Mac Pro

Mac Pro (Early 2008) to Mac Pro (Mid 2012)