Spectre 9833 Inline Polished Airbox with Red Filter for Universal 3in Intake

Vehicle Fitment

• Universal fitment - works with 3-inch intake tubing for carburetors, TBI, and EFI systems

Fitment Notes

• Not legal for use on vehicles registered in California or states following CARB standards.
• Designed for custom intake setups - not a direct OEM replacement.

Features

• Polished aluminum inline airbox for a sleek appearance.
• Includes Spectre HPR9833 reusable red air filter.
• 3-inch inlet and outlet for universal tubing compatibility.
• 4-inch outside diameter housing for compact installation.
• Cartridge-style filter design for efficient airflow.
• Durable construction with corrosion-resistant finish.
• Allows routing of cool outside air into the engine.
• Designed for performance and custom intake builds.

Specifications

• Position: Inline airbox, intake tubing mount
• Inlet/Outlet diameter: 3 inches
• Housing diameter: 4 inches
• Length: 10.125 inches (257 mm)
• Height: 4 inches (102 mm)
• Width: 4 inches (102 mm)
• Weight: 1.9 lb (0.9 kg)
• Filter type: Spectre HPR9833 reusable synthetic

Included Components

• 1x Spectre 9833 Inline Polished Aluminum Airbox
• 1x Spectre HPR9833 Red Reusable Air Filter

Product Description

The Spectre 9833 Inline Polished Airbox is a universal solution for performance enthusiasts building custom intake systems. Constructed from polished aluminum, this compact airbox features a 3-inch inlet and outlet, making it compatible with standard intake tubing. Its 4-inch outside diameter housing allows installation in tight engine bays where space is limited.

The included Spectre HPR9833 reusable red air filter provides efficient airflow and filtration, ensuring cooler, denser air reaches the engine. This design improves horsepower and throttle response while maintaining durability and style. The cartridge-style filter is serviceable and easy to clean, reducing long-term maintenance costs.

Ideal for carburetor, TBI, and EFI applications, the Spectre 9833 is engineered for custom cold air intake setups. It is not CARB legal in California or other states following CARB standards, but it offers a versatile and effective upgrade for performance builds outside those regions.