The best replacement for plx is innovate.

The best alternatives to plx are rated as following:
★★★★★  innovate
★★★  aem wideband
★★  aeroforce
★★  pl
★★  zeitronix
★  aem uego
★  xti
★  rmx
★  crown xti
  epx
  powerlight

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

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



Google Trends

Scale is based on the average worldwide traffic of plx in all years. Click on graph for more.
plx
innovate
aem wideband