3.5" High Flow Turbo Intake Elbow for 2011-2016 Chevy Silverado GMC Sierra 2500HD/3500HD 6.6L LML Duramax Diesel

SKU: XKV81106
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$99.89

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Description

Upgrade your LML engine with this high-performance 3.5" intake elbow, designed to directly replace the restrictive factory plastic unit. Crafted from durable stainless steel and finished in a heavy-duty gloss black powder coat, this mandrel-bent elbow ensures maximum airflow to your turbocharger. Its unrestricted design not only boosts airflow but also effectively lowers exhaust gas temperatures (EGTs), resulting in improved engine efficiency and power.

Features:

  • Condition: 100% Brand New
  • Material: Stainless Steel
  • Type: Intake Elbow
  • Diameter: Full 3.5" Mandrel Bent Design
  • Finish: Gloss Black Powder Coated
  • Lower EGTs
  • Increased Airflow
  • Simple bolt-on installation with no tuning required

Fitment:

  • 2011-2016 GMC Sierra 2500HD/3500HD 6.6L LML Duramax Diesel
  • 2011-2016 Chevy Silverado 2500HD/3500HD 6.6L LML Duramax Diesel

VEHICLE NAME YEAR ENGINE
GMC Sierra 2500HD 2011-2016 6.6L
GMC Sierra 3500HD 2011-2016 6.6L
Silverado 2500HD 2011-2016 6.6L
Silverado 3500HD 2011-2016 6.6L
Shipping & Return

SHIPPING & DELIVERY
Fast Processing & Reliable Transit

  • Processing: Orders are processed and shipped from the nearest warehouse within 24 hours.
  • Delivery: Estimated delivery time is approximately 4 to 5 business days.

RETURNS & EXCHANGES
30-Day Hassle-Free Policy

  • Return Window: We offer a 30-day return policy from the date of delivery.
  • Process: To initiate a return or exchange, please contact our customer service team first to receive authorization and instructions.

WARRANTY
2-Year Limited Replacement Warranty

  • Duration: All products are backed by a 2-year limited warranty.
  • Coverage: This warranty covers manufacturing defects and product failures under normal use, and provides a replacement for qualified cases (repairs are not performed).

CUSTOMER SUPPORT
We’re Here to Help – Contact Us First

  • Priority Contact: For any order-related issues—including returns, warranty claims, or general inquiries—please contact us first before taking further action. We are committed to resolving your concern promptly.
  • Feedback Notice: If you are unsatisfied, we kindly ask that you allow us an opportunity to address the issue before leaving neutral or negative feedback.
  • Email Support: You can reach us at support@XKVracing.com.

A Smooth Transition Into the Turbocharger

Why Upgrade a Turbo Intake Horn

The turbo intake horn connects the intake system to the turbocharger inlet and serves as the final transition point before air enters the compressor.

Its shape and internal surface can influence how evenly air is guided into the turbo, especially compared to factory components that are primarily designed around packaging constraints.

Common Characteristics of Factory Intake Connections

Tight bends or abrupt diameter changes near the turbo inlet

Internal surface irregularities caused by molded rubber construction

Designs focused on flexibility and space efficiency rather than airflow consistency

What Drivers Commonly Notice

More uniform airflow entry at the turbo inlet

Reduced turbulence at the intake-to-turbo connection point

Consistent air path alignment with aftermarket or replacement intake components

Improved material stability in high-temperature areas

Proper installation and correct alignment at the turbo inlet are critical to performance and reliability.

While a turbo intake horn does not directly increase horsepower, it supports efficient airflow as part of a complete intake system.

Why a Matched Intake Horn Kit Is Often Preferred

A complete intake horn kit is designed with matched dimensions, mounting points, and couplers to ensure proper alignment at the turbocharger inlet.

Using a complete kit helps reduce fitment variability, simplifies installation, and maintains consistent airflow characteristics across the intake connection.

When a Turbo Intake Horn Is Commonly Considered

Are servicing or replacing intake system components

Use upgraded or replacement intake assemblies

Want a more consistent intake-to-turbo connection

Prioritize material durability and proper fitment

FAST SHIPPING

1-business-day shipping after payment
3-4 business day delivery

Secure and reliable Checkout

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LOCAL WAREHOUSE

Orders ship from US warehouses

Easy Returns and Exchanges

30-Day Hassle-Free Returns and Exchanges

Parts Warranty

2-Year Warranty

Important Notice

Products on this site are for off-road/racing use only and are not legal for public roads where emissions laws apply.

Professional installation recommended. Removing emissions equipment (DPF, CAT, SCR, DOC) requires deleting related sensors and a compatible tuner to avoid engine codes.

Performance gains may vary—no guarantees.

Frequently Asked Questions

What is a Turbo Intake Horn Kit? +

A Turbo Intake Horn Kit replaces the factory intake inlet or "horn" on your turbocharger with an upgraded, high-flow component. It's the piece that connects your intake piping directly to the turbo's compressor inlet.

Why upgrade the turbo intake horn? +

The factory intake horn is often a major airflow restriction due to its small diameter and rough internal transitions. An aftermarket horn features a larger, smoother bore that reduces turbulence and allows the turbo to draw air more efficiently, improving spool and response.

Will a turbo intake horn increase horsepower? +

While not a massive standalone power gain, it reduces intake restriction at a critical point, which can contribute to overall horsepower and torque improvements. The most noticeable benefit is improved turbo response and reduced spool time.

Does it change the turbo sound? +

Yes, you'll typically hear more turbo spool and compressor noise as air flows more freely into the turbo. The sound becomes more pronounced and aggressive, especially under acceleration.

Do I need tuning after installing a turbo intake horn? +

Typically no, as it doesn't significantly alter air metering. The vehicle's computer can compensate for the slight change in airflow. However, tuning is recommended to maximize the benefits when combined with other intake or turbo modifications.

Are turbo intake horn kits vehicle-specific? +

Yes, they are designed for specific turbo models and vehicle applications. The mounting flange, orientation, and connection points vary between turbo brands (like Garrett, BorgWarner, Mitsubishi) and specific engine setups.

Can I install a turbo intake horn myself? +

Installation requires access to the turbo, which can be challenging in some engine bays. You'll need to remove the intake piping and possibly the intercooler pipe to access the compressor housing. Basic mechanical skills and tools are required.

What materials are these horns made from? +

They are commonly made from high-grade aluminum (anodized or polished), high-temperature plastic, or silicone. Aluminum is popular for its durability, heat resistance, and performance benefits from smooth internal surfaces.

Will it work with my stock or aftermarket intake system? +

Most kits are designed to work with both stock and aftermarket intake piping, though you may need a reducer coupler if the diameters don't match. Always check compatibility with your specific intake setup before purchasing.