BANKS HE341-HE351 Big Head Wastegate Actuator HE341/HE351 5.9

( Brand: Banks ), ( Manufacturer Part Number: HE341/HE351 ), ( Type: Wastegate Actuator ), ( Oe/oem Part Number: 24345 )

Review BANKS He341/he351 Big Head Wastegate Actuator For 5.9 fits CUMMINS 2003–2007

Introducing the Banks HE341/HE351 Big Head Wastegate Actuator, a high-performance upgrade for your 2003-2007 Cummins 5.9-liter engine. This actuator, engineered by Banks Power, is designed to provide superior boost control for enhanced power and torque in your diesel vehicle.

The HE341/HE351 Big Head Wastegate Actuator boasts a large 3/4-inch diameter wastegate housing, accommodating larger wastegate springs for increased boost capability. The actuator features a robust, billet aluminum construction, ensuring durability and reliability even under the most demanding driving conditions.

This actuator comes with a high-flow, adjustable wastegate spring, allowing you to fine-tune your boost levels for optimal engine performance. The spring is easily adjustable with a simple turn of the adjusting nut, enabling you to customize your power band and maximize your engine's potential.

The Banks HE341/HE351 Big Head Wastegate Actuator also includes a high-quality, 3/8 NPT wastegate outlet, ensuring a secure and leak-free connection to your exhaust system. The actuator is compatible with both external and internal wastegate applications, making it a versatile choice for various performance upgrades.

The actuator's advanced design features a double-sealed, O-ringed shaft, ensuring a positive seal and preventing boost leaks. The actuator also includes a high-temperature, ceramic-coated piston, withstanding the extreme temperatures and pressures generated within your engine.

Installing the Banks HE341/HE351 Big Head Wastegate Actuator is a straightforward process, with clear and concise installation instructions provided. The actuator includes all necessary hardware for a hassle-free installation, and Banks Power's dedicated technical support team is available to answer any questions or concerns you may have.

Upgrade your Cummins 5.9 engine with the Banks HE341/HE351 Big Head Wastegate Actuator, and experience the improved power, torque, and reliability that comes with this high-performance component.

The HE341/HE351 big head wastegate actuator is a popular aftermarket upgrade for the Cummins 5.9L engines produced between 2003 and 2007. This actuator offers several benefits, but it also comes with some potential drawbacks. In this analysis, I will discuss the pros and cons of purchasing this actuator.

1. Improved turbo response: The HE341/HE351 actuator offers faster wastegate response, leading to better turbocharger efficiency and improved engine performance.

2. Enhanced power output: Faster wastegate response results in increased power output, making this actuator an attractive option for those seeking additional horsepower.

3. Durability: The HE341/HE351 actuator is designed to withstand high boost levels and extreme temperatures, making it a reliable option for high-performance applications.

4. Easy installation: The actuator is generally easy to install, with many users reporting that the process takes less than an hour.

1. Cost: The HE341/HE351 actuator is more expensive than the stock actuator. This price difference may be a deterrent for some users.

2. Potential compatibility issues: Some users have reported compatibility issues with certain exhaust systems or turbochargers. It is essential to ensure that the actuator is compatible with your specific setup before making a purchase.

3. Requires additional components: To fully utilize the benefits of this actuator, you may need to purchase additional components such as a wastegate controller or a high-performance exhaust system.

The HE341/HE351 big head wastegate actuator is an attractive option for those seeking improved turbo response, enhanced power output, and durability. However, it comes with a higher price tag and potential compatibility issues that should be considered before making a purchase. Ultimately, if you are looking for significant performance gains and are confident in the compatibility of this actuator with your setup, it may be worth the investment.

If you decide to purchase the HE341/HE351 actuator, ensure that you carefully research its compatibility with your specific engine setup and exhaust system. It may also be beneficial to consider purchasing additional components, such as a wastegate controller, to fully optimize the performance gains offered by this actuator. Additionally, consider purchasing the actuator from a reputable dealer to ensure its authenticity and quality.

Details:

Its only missing one mounting stud/nut that somehow fell off while in storage. I had bought this wastegate actuator for a 2003 Dodge Ram Cummins 5.9. Tested it with compressed air.

part #: he341he351 price

• $158.16

specifications turbiparts:

• for models: Cummins
• for years: 2003-2007
• brand: Banks
• mpn: He341/he351
• type: Wastegate Actuator
• oe/oem part number: 24345

shipping turbiparts:

• class: Expedited
• type: Calculated
• transit: 5-10 Days
• cost: $12.74
• service: USPS Priority Mail
• carrier: USPS

offer turbiparts:

• started: November 23, 2025
• availability: In Stock
• quantity: 1
• sold: 0
• options: Ship-to-home
• best offers: True

general turbiparts:

• condition: New other see details
• Air Fuel Delivery > Turbos, Superchargers Intercoolers > Turbos Parts

payments turbiparts:

• money order
• wallet: Paypal
• other
• credit card: Mastercard

seller turbiparts:

• # reviews: 27
• rating: 100.0%
• city: Bellingham, Massachusetts

returns turbiparts:

• policy: No Returns

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