The best replacement for 5.0 is 4.6.

The best alternatives to 5.0 are rated as following:
★★★★★  4.6
★★★★  ecoboost
★★★★  5.4
★★  ls1
★★  5.3
★★  ss
★★  6.2
★★  5.4 f150
★  5.8
★  4.6 mustang
★  camaro ss
★  5.7
★  3.5 ecoboost
★  ls3
★  4.6 mustang gt
★  windows mobile 2003
★  3.5
★  lt1
★  srt8
★  5.0 ho
★  gt500
★  ecoboost mpg
★  ecoboost f150
★  6.0
  7.0
  4.6 cobra
  mobile 2003
  1.4
  5.4 ford
  terminator
  5.7 chevy
  2003
  chevy 5.3
  ss camaro
  hemi
  3.0
  5.5
  4.0
  370z

Your alternative for 5.0 is not listed? Suggest!
Speaking about 5.0, one probably shouldn't forget about vcenter.

Other search terms related to 5.0 and their ratings are:
★★★★★ vcenter
You have in mind a companion for 5.0 and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of 5.0 in all years. Click on graph for more.
5.0
4.6
ecoboost