Description
The Speedhut Porsche 911 Gauge Mounting Adapters (A-381) offer a straightforward solution for integrating aftermarket Speedhut gauges into the dashboard of your Porsche 911. Designed with precision, these adapters ensure a snug and aesthetically pleasing fit for Speedhut gauges in 3-3/8″, 4″, and 4-1/2″ sizes. This product simplifies the installation process, allowing you to upgrade or customize your Porsche 911’s instrumentation with ease. Please note that the 4″ and 4-1/2″ adapters require the use of the factory gasket for proper installation and a secure fit.
KEY FEATURES AND BENEFITS:
- Simplified Installation: These adapters are specifically engineered to make the installation of Speedhut gauges into Porsche 911 dash openings easier and more efficient.
- Seamless Integration: Designed to provide a clean and factory-like appearance once your Speedhut gauges are installed.
- Versatile Compatibility: Supports a range of popular Speedhut gauge sizes, including 3-3/8″, 4″, and 4-1/2″.
- Essential Requirement: For the 4″ and 4-1/2″ adapter sizes, the use of the original factory gasket is necessary to ensure a correct and secure mounting.
SPECIFICATIONS:
- SKU: A-381
- Compatibility: Porsche 911 models
- Supported Gauge Sizes: 3-3/8″, 4″, 4-1/2″ Speedhut gauges
- Important Note: Factory gasket required for 4″ and 4-1/2″ adapters (factory gasket is NOT included).
- What’s Included: One (1) Speedhut Porsche 911 Gauge Mounting Adapter (A-381)
HOW TO USE:
- Identify the Correct Adapter: Select the Speedhut mounting adapter (A-381) that corresponds to the size of your Speedhut gauge (3-3/8″, 4″, or 4-1/2″).
- Prepare the Gauge: Ensure your Speedhut gauge is ready for installation, following the gauge’s specific instructions.
- Position the Adapter: Place the Speedhut mounting adapter into the designated gauge opening in your Porsche 911’s dashboard.
- Insert the Gauge: Carefully insert your Speedhut gauge into the adapter. Ensure it fits snugly and securely.
- Utilize Factory Gasket (for 4″ and 4-1/2″ gauges): If you are installing a 4″ or 4-1/2″ Speedhut gauge, make sure the original factory gasket is positioned correctly between the adapter and the dashboard for a proper seal and fit.
- Secure the Gauge: Follow the Speedhut gauge’s instructions to secure it within the adapter and to the dashboard. This may involve clamps, screws, or other fastening mechanisms depending on the gauge model.
- Connect Wiring: Once the gauge is physically mounted, proceed with the electrical wiring according to the Speedhut gauge’s wiring diagram.
- Test Functionality: After wiring, test the gauge to ensure it is functioning correctly.
BENEFITS OF USING SPEEDHUT PORSCHE 911 GAUGE MOUNTING ADAPTERS (A-381):
- Achieve a professional and integrated appearance for your aftermarket Speedhut gauges within your Porsche 911’s interior.
- Simplify the often complex process of installing non-standard sized gauges into factory dashboard openings.
- Ensure a secure and stable mounting platform for your valuable Speedhut instruments.
- Maintain the aesthetic integrity of your Porsche 911’s dashboard while adding custom instrumentation.
- Provide a direct and compatible solution specifically designed for Speedhut gauges and Porsche 911 models.
FEATURES:
- Specifically molded to fit Porsche 911 dash contours.
- Designed to accommodate Speedhut’s 3-3/8-inch gauge size.
- Also compatible with Speedhut’s 4-inch gauge size, requiring the factory gasket.
- Engineered for Speedhut’s 4-1/2-inch gauge size, also requiring the factory gasket.
- Facilitates a flush and even installation of gauges.
- Constructed from durable materials for long-lasting use.
- Provides a stable platform, minimizing gauge vibration.
- Aids in maintaining the original dashboard’s structural integrity.
- Offers a less invasive alternative to custom dashboard modifications.






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