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T304 Stainless Steel
The Purest Stainless Steel used in Exhaust System Manufacturing
High Rust Resistance
Lasts Up To 20+ years
Looks Better

T409 Stainless Steel
The Standard Stainless Steel used in Exhaust System Manufacturing
Low Rust Resistance
Lasts Up To 5-8 Years
Looks Dull
Attention
A 2022 Cummins Tune Package was added to your cart. This tune is a beta tune that may cause the following:
- Low power
- Poor fuel mileage
- Engine codes that may appear
- Poor shifting characteristics
For a tested and proven tune, please view our Ram Cummins 6.7L All-in-One DPF/DEF/EGR Delete Kit w/ECM Swap (2022-2024)
Duramax 6.6L Intake Bridge for 2011-2016 GMC/Chevrolet Duramax 6.6L Engines
This Duramax 6.6L Intake Bridge Kit is designed specifically for 2011-2016 GMC Sierra and Chevrolet Silverado 2500/3500 trucks. It enhances performance by improving airflow, which helps your engine run more efficiently.
Compatibility
This kit fits 2011, 2012, 2013, 2014, 2015, and 2016 GMC Sierra and Chevrolet Silverado 2500/3500 models. However, it does not fit Cab & Chassis configurations, so be sure to verify your truck's compatibility before purchase.
Performance and Application
By installing this intake bridge, you will immediately experience improved airflow and enhanced engine performance. The precision mandrel-bent aluminum tubing increases intake airflow, allowing your engine to operate more efficiently. Additionally, the billet aluminum plates ensure durability and a perfect fit.
You can also rest assured that this modification will not affect low-temperature starts, as the factory heater grid and throttle valve are retained. The result is better performance, more efficient airflow, and reliable engine operation in various conditions.
Key Features
- Precision Mandrel-Bent Aluminum Tubing: Optimizes airflow
- Billet Aluminum Plates: Provides strength and a long-lasting fit
- Retains Factory Heater Grid and Throttle Valve: Ensures reliability and easy starting
- Complete Kit: Includes intake bridge, resonator block-off plate, hardware, and gaskets
- Off-Road Use Only: This product is designed specifically for off-road applications
Installation
You can install the kit in your garage. However, for the best fit and performance, it is better to have a professional install it. The kit comes with all the parts needed for the installation. Since it is designed for off-road use only, check your vehicle's compliance with local laws before proceeding.
Important Product Information
Off-Road Use Only: The products sold on this website are intended for off-road use only, and may not be legal for use on public highways where pollution control laws apply.
Check Local Laws: Before purchasing and installing any of these parts, please check your local and state laws to confirm whether the modifications are legal in your area.
Professional Installation Recommended: These kits and parts are strongly recommended to be installed by professional mechanics only. Improper installation may lead to performance issues or damage to your vehicle. Unless specified differently on the product page, our parts do not include installation instructions. They are intended for individuals with a proficient understanding of mechanical systems and procedures. Like many aftermarket parts compatible with a variety of vehicles, minor adjustments or modifications may be necessary during the installation process. We cannot accept returns or offer refunds on the basis of an inability to complete the installation due to the absence of instructions.
Warranty: The use of these parts will void the warranty of your vehicle. Please confirm with your vehicle manufacturer before purchase and installation.
No Liability: Tuner Depot is not responsible for any damage or issues that may arise from the use of these parts.
Product Images: Product images are for illustrative purposes only and may differ from the actual product due to manufacturer design changes or improvements.
No Performance Guarantees: While these parts are designed to enhance the performance of your vehicle, no guarantees are made regarding the specific performance gains that will be achieved.
Shipping Policy at Tuner Depot
At Tuner Depot, we understand the importance of timely delivery for your performance parts. We're committed to ensuring a seamless shipping experience, striving to dispatch your orders with utmost efficiency and speed.
- Weather Conditions: Adverse weather conditions such as rain, snow, or sleet may affect delivery timelines. We will make every effort to minimize any delays.
- Holiday Periods: Please note that our shipping center will be closed during holidays. We will resume shipping promptly on the next business day. Allow for potential delays during peak seasons, but rest assured, we will keep you informed every step of the way.
- Staff Availability: Unforeseen circumstances can occasionally affect our staffing levels, possibly leading to minor delays. We are committed to swiftly resolving any issues to maintain our high standards of service.
- Choosing a selection results in a full page refresh.