Description

Fits

Year	Make	Model
2020 - 2023	GMC/Chevrolet HD	6.6L Duramax

This turbocharger uses High Flow Vane technology, a special customization by Calibrated Power. It allows for a larger turbine wheel, delivering more power, faster spool - up, and lower EGTs.

Part Number: DM1MO1070103000

Features

• Fits both L5P & L5D engines.
• Supports up to 625 RWHP with stock emissions.
• Gain 50 extra horsepower without any vehicle tuning.
• Works well with various tuning options or no tuning at all.
• Reduces average EGTs and offers better EGT control.
• Built with durable components for long - lasting performance.
• Lighter rotating assembly than the stock one for quicker spool - up.
• Fast spool - up and immediate throttle response.
• Audible turbo whistle from the 9 - blade turbine.
• No surge even when towing heavy loads.
• Comes with brand - new parts and no core charges.

Additional Info

63mm Air Grabber Compressor Wheel

• Provides air flow for 625rwhp with emissions intact.
• 7 - blade design offers higher airflow than stock.
• 63mm size optimizes weight and efficiency.
• Lighter wheel design enables unmatched spool - up.
• Recessed 'Super Back' design reduces weight.
• Features the latest compressor wheel design advancements.
• Air Grabber technology adds more airflow.
• Made of aerospace - grade billet aluminum.
• Reaches a peak boost of 40+ psi.

65mm High Flow Inconel Turbine Wheel

• 65mm exducer compared to 62.5mm stock.
• Noticeable turbo whistle.
• 9 - blade design provides higher flow and lower EGTs under load.
• Good boost to drive pressure ratio.
• More durable than the stock turbine wheel.

Rotating Assembly

• 6% lighter than the stock rotating assembly.
• Enables lightning - fast spool - up.
• Improves turbo efficiency and lowers drive pressures.
• Precision balanced in - house.

Ported Exhaust Housing

• Larger exhaust port opening matches the larger turbine.
• Enhances exhaust gas flow after the turbine.
• Reduces back pressure.

Using this turbocharger is straightforward. First, make sure your vehicle is a 2020 - 2023 GMC/Chevrolet HD with a 6.6L Duramax engine, as it's designed to fit these models. You can install it without any tuning to gain 50 extra horsepower, or pair it with box tuners or custom tuning for even better performance. When towing heavy loads, you don't have to worry about surging. As for maintenance, keep an eye on the EGTs. If they seem unusually high, it might be a sign that something needs checking. Also, since it has durable components, it should last a long time, but regular inspections are always a good idea. The compressor and turbine wheels are made of high - quality materials, so they can handle a lot, but avoid any rough handling during installation. And remember, there are no core charges, so you can enjoy a brand - new turbocharger right away.