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SKU:25959
Banks Power Boost Tube Upgrade Kit – 2011 Chevy/GMC 2500 / 3500 6.6L Duramax (LML)
Banks Power Boost Tube Upgrade Kit – 2011 Chevy/GMC 2500 / 3500 6.6L Duramax (LML)

Description
Boost airflow and performance on your Duramax. The Banks Power Boost Tube Upgrade Kit replaces restrictive factory intercooler tubing with large 3.5” mandrel-bent steel tubes for greater strength, flow, and reliability under high-boost conditions.
Key Features:
- Up to 105% Greater Flow – Delivers significantly more airflow than the stock piping for improved throttle response and turbo efficiency.
- 3.5” Constant-Diameter Tubing – Maintains a smooth, unrestricted airflow path for better performance and reduced pressure loss.
- Mandrel-Bent Aluminized Steel Construction – Built for long-term durability and superior resistance to boost pressure and heat.
- 4- and 5-Ply Silicone Couplers with Tension Clamps – Ensure a secure, leak-free connection under extreme conditions.
- Direct-Fit Design – Works seamlessly with the stock intercooler and turbo connections for simple installation.
Benefits:
- Improves airflow efficiency and reduces turbo lag
- Enhances boost pressure consistency and throttle response
- Prevents failure of weak OEM plastic or rubber tubing
- Ideal for both tuned and stock trucks
Specifications:
- Fits: 2011 Chevrolet Silverado / GMC Sierra 2500 / 3500 (6.6L Duramax LML)
- Tubing Diameter: 3.5” Constant Diameter
- Material: Mandrel-Bent Aluminized Steel
- Couplers: Heavy-Duty Multi-Ply Silicone with Constant-Tension Clamps
- Finish: Red Powder Coat
- Installation Time: Approx. 5 Hours
- SKU: 25959
Fitment Note: Not compatible with 2011 models equipped with Active Brake Control or Trail Brake systems. Verify fitment before purchase.
Engineered by Banks Power for superior strength, flow, and reliability, this Boost Tube Upgrade Kit delivers a durable solution that keeps your 6.6L LML performing at its best under load, during towing, and at high boost levels.
Fitments
2011 Chevy/GMC 2500/3500 6.6L Duramax, LML
Instructions
Specifications
SKU: 25959
GTIN:
Manufacture Name: Banks
Shipping Weight:
Shipping Length:
Shipping Width:
Shipping Height:
EO Number:
Cross Reference #
Warranty
California Proposition 65 Warning
California Proposition 65 Warning - P65warnings.ca.gov
25959
Banks Power Boost Tube Upgrade Kit – 2011 Chevy/GMC 2500 / 3500 6.6L Duramax (LML)
Boost airflow and performance on your Duramax. The Banks Power Boost Tube Upgrade Kit replaces restrictive factory intercooler tubing with large 3.5” mandrel-bent steel tubes for greater strength, flow, and reliability under high-boost conditions.
Key Features:
- Up to 105% Greater Flow – Delivers significantly more airflow than the stock piping for improved throttle response and turbo efficiency.
- 3.5” Constant-Diameter Tubing – Maintains a smooth, unrestricted airflow path for better performance and reduced pressure loss.
- Mandrel-Bent Aluminized Steel Construction – Built for long-term durability and superior resistance to boost pressure and heat.
- 4- and 5-Ply Silicone Couplers with Tension Clamps – Ensure a secure, leak-free connection under extreme conditions.
- Direct-Fit Design – Works seamlessly with the stock intercooler and turbo connections for simple installation.
Benefits:
- Improves airflow efficiency and reduces turbo lag
- Enhances boost pressure consistency and throttle response
- Prevents failure of weak OEM plastic or rubber tubing
- Ideal for both tuned and stock trucks
Specifications:
- Fits: 2011 Chevrolet Silverado / GMC Sierra 2500 / 3500 (6.6L Duramax LML)
- Tubing Diameter: 3.5” Constant Diameter
- Material: Mandrel-Bent Aluminized Steel
- Couplers: Heavy-Duty Multi-Ply Silicone with Constant-Tension Clamps
- Finish: Red Powder Coat
- Installation Time: Approx. 5 Hours
- SKU: 25959
Fitment Note: Not compatible with 2011 models equipped with Active Brake Control or Trail Brake systems. Verify fitment before purchase.
Engineered by Banks Power for superior strength, flow, and reliability, this Boost Tube Upgrade Kit delivers a durable solution that keeps your 6.6L LML performing at its best under load, during towing, and at high boost levels.
Banks Power Boost Tube Upgrade Kit – 2011 Chevy/GMC 2500 / 3500 6.6L Duramax (LML)