The best replacement for elm327 is obdlink.

The best alternatives to elm327 are rated as following:
★★★★★  obdlink
★★★★★  elm329
★★★★  bafx
★★★★  stn1110
★★★  elm327 mini
★★★  obdlink mx
★★  elmscan 5
★★  vag com
★  elm323
  pic18f2480
  mini elm327

Your alternative for elm327 is not listed? Suggest!
Speaking about elm327, one probably shouldn't forget about dashcommand.

Other search terms related to elm327 and their ratings are:
★★★★★ dashcommand
★★★★★ vag com
★ autoenginuity
You have in mind a companion for elm327 and it is not yet here? Propose!



Google Trends

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elm327
obdlink
elm329