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· Premium Member
2000 AW Subaru Impreza 2.5RS
172 Posts
Discussion Starter · #1 ·
The rear 02 spacer didnt work for me so I need this thing gone. Can I-Speed or Yoshio just get rid of the P0420 CEL? I really don't care about the tuning. I have emailed and left messages for I-Speed with no response.

· Registered
00 GC8 Silverthorn 2.5RS Coupe
29 Posts
same boat for me.

New o2s new cat, o2 spacer and I still get the damn thing.

does iSpeed not want your business or what?
How much is their reflash vs openecu?
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