wow, this is much more prevalent than I thought. Just pulled the trigger on 2 of these...
https://www.ecstuning.com/b-conti-te.../adk0022p~crp/
Couldn't quite take the $300 for OEM, so this is a less pricey alternative. At least this gets me some piece of mind for a while. The down side to this is it's only 1 idler and 1 tensioner.