Thank you for reaching out to our support team. We have received your tuning support request and will review it as soon as possible. Please reference your ticket number for any communication.

To ensure we can provide effective assistance, you must be able to perform necessary tuning operations, including data logging and making adjustments as needed. If you are unable to complete these steps, we recommend consulting a professional who can assist you on your end.

We appreciate your patience and look forward to assisting you as soon as we are available.

Please do not reply to this email and only reply to the tuning thread you have with our tuning team.

- The OCDiesel Tuning Support Team

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Industrial Injection

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2001-2004 Duramax LB7 Industrial Injection Injector Return Line Bolt Kit (412604)