Turbo Inlet Manifold Intake Elbow for Chevrolet Silverado GMC Sierra (2004.5-2005) 6.6L Diesel Engine

High-Flow Turbo Intake Elbow Mouthpiece | 2004.5-2005 Chevy/GMC 6.6L LLY Duramax

Part Numbers: 46-60029, 76-1006B, 98011738

Is your 6.6L LLY Duramax struggling to breathe? It’s an open secret among diesel enthusiasts that the 2004.5–2005 LLY platform is a powerhouse engine, but it came from the factory with a major design flaw: a highly restrictive turbo mouthpiece that chokes performance and spikes temperatures.

Unlock the true potential of your Silverado or Sierra with our High-Flow Turbo Intake Elbow. Designed specifically to correct the factory "bottleneck," this upgrade allows your turbo to ingest air freely, drastically improving efficiency and power. Whether you are towing heavy loads up a grade or just want a snappier response for daily driving, this is the essential first upgrade every LLY owner needs.

Why You Need This Upgrade

• Kill the Heat: The LLY is notorious for running hot. By removing the intake restriction, this mouthpiece assists in significantly reducing Exhaust Gas Temperatures (EGTs), keeping your engine cooler and safer during heavy hauls.
• Unleash the Power: Experience an immediate boost in throttle response. By smoothing the airflow into the turbocharger, you gain noticeable increases in horsepower and torque.
• Built to Last: Forget cheap plastics. This unit is constructed from high-quality materials featuring precision CNC-machined edges for a perfect seal and a durable powder-coated black finish that looks aggressive under the hood.

Key Features

• Direct Fit Replacement: Engineered to replace the restrictive factory piping on 6.6L LLY engines.
• Performance Design: Smooth internal contours maximize airflow velocity to the turbocharger.
• Durable Finish: Sleek black powder coating resists heat and corrosion while adding a custom look to your engine bay.
• Precision Engineering: CNC-machined mating surfaces ensure a leak-free fitment.

Vehicle Fitment

This part is specifically designed for the "LLY" engine code found in mid-year 2004 through 2005 models.

• Chevrolet: 2004.5-2005 Silverado 2500HD, 3500HD (6.6L LLY Duramax Diesel)
• GMC: 2004.5-2005 Sierra 2500HD, 3500HD (6.6L LLY Duramax Diesel)

Specifications

Note: Professional installation is highly recommended to ensure proper sealing and alignment. Installation instructions are not included.

Package Includes

• 1x High-Flow Intake Elbow (as shown in pictures)

Give your LLY the air it craves. Upgrade your intake today for cooler EGTs and faster spool-up.