High flow cat sections only for use with CTS-EXH-DP-0014
To remove the CEL that will occur, proper tuning software must be used. CTS Turbo recommends choosing a High Flow Cat for the sake of our environment!
Use of stage 2 software upgrade is strongly recommended.
NOTE: not a turbo-back conversion part. Only use as replacement for existing parts.
Stage 2 software is required to avoid check engine light.
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