Hi I'm Jess, I have a 2006 mazdaspeed 6, its amazing, and so much fun to drive!

[Jessa]

Mazdaspeed 6 burning up spark plugs, causing misfires.

 

[Raider]

Welcome! You're in the right place for help. What plugs? Amazon sourced? Gap? Mods?

Take a look at this thread and edit your post to answer the troubleshooting sheet
.https://www.mazdaspeeds.org/index.php?threads/troubleshooting-sheet.16080/

 

[StreetSpeed6]

Mazdaspeed 6 burning up spark plugs, causing misfires.

Welcome to the forum! I've got a fully built 06' speed 6 and been through a lot with it haha Do plugs have oil on the threads? Car could be running very lean or rich and the plugs are just a side-effect of the true issue.