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        Transmission Tune Only for EFI Live AutoCal v3 Duramax LLY (2004.5-2005)

        SKU: MO-112001000800

        Transform your driving experience with the Motor Ops transmission tuning solution for Duramax LLY, designed specifically for the 2004-2005 models. This EFI Live compatible performance upgrade enhances vehicle acceleration and responsiveness, ensuring optimal efficiency whether you're towing heavy loads or on your daily commute. Take the first step toward automotive excellence and elevate your Duramax's capabilities today!

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        Motor Ops Products
        Vehicle Specific
        Check if this part fits your vehicle.
        • Brand: Motor Ops Products
        • + $620.00
        • $249.99

        Transform your driving experience with the Motor Ops transmission tune, specifically engineered for the 2004-2005 Duramax LLY. By leveraging advanced automotive technology, this tuning solution allows for precise optimization of shift points, resulting in heightened acceleration and an exceptionally responsive feel on the road.

        The refinements made through this tune significantly enhance your vehicle's performance whether you're towing heavy loads or navigating daily commutes, ensuring that your Duramax delivers optimal efficiency in every situation.

        Choose our exclusive tune designed for EFI Live AutoCal v3 or FlashScan and take the first step toward maximizing your vehicle's capabilities. Elevate your driving dynamics and explore the full potential of your Duramax with this indispensable upgrade.

          • SKU
            MO-112001000800
        • Brand
          Motor Ops Products
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        Shipping Times

        Most customers will see their parts within 3-5 business days. We will primarily ship with Purolator ground & DHL Express to ensure the fastest shipping possible.

        Please Note: These are only estimates and shipping time may vary depending on your location, out of country and rural locations expect longer wait times.

        Where Do We Ship 

        We will ship our products within Canada and the United States.

        Please Note: There are limitations what can be shipped to the United States.

        Damaged Shipments

        We provide the option to purchase insurance as we are not responsible for any damage while with a courier, we don’t often see issues, but it does happen. If you purchased insurance we will put in a claim, if no insurance was purchased there will be no refunds or exchanges.

        We accept the following payment methods:


        Return Policy

        It happens sometimes we would like to return it. Here are our return rules:

        • Prior to any return you must contact us and get an approval for a  RMA number
        • Product must be unopened and have no damage. 
        • You must pay for the shipping back, please insure so if anything happens you can make a claim, we are not responsible for damage during shipping and is the sole responsibility of the customer.
        • Regular products are subject to a 5% Restocking fee.
        • Items over 50 lbs. or special orders will be subject to a 20% Restocking fee.
        • Electronics & Tuning is a final sale and cannot be returned. 
        • Fitment Type
          Vehicle Specific
        YearMakeModelNotes
        2004ChevroletSilverado 2500 HD
        2004ChevroletSilverado 3500 HD
        2004GMCSierra 2500 HD
        2004GMCSierra 3500 HD
        2005ChevroletSilverado 2500 HD
        2005ChevroletSilverado 3500 HD
        2005GMCSierra 2500 HD
        2005GMCSierra 3500 HD