Air Duct Vent Tube Coolant Overflow Polaris Trail Boss 350L 450L 90-96 #5432336

Air Duct Vent Tube Coolant Overflow for Polaris Trail Boss 350L 450L

This coolant overflow vent tube (air duct) directs coolant overflow and venting for Polaris Trail Boss 350L and 450L ATVs (1990-1996), serving as a direct replacement part with OEM cross-reference number 5432336.

Overview

This overflow tube handles coolant expansion and venting in the cooling system of Polaris Trail Boss ATVs from 1990 to 1996. It connects the radiator to the overflow reservoir and helps maintain proper coolant levels during operation. Designed as a direct OEM replacement, this duct tube is essential for keeping your Polaris Trail Boss 350L or 450L running cool.

Built For Performance

• Direct replacement for OEM part number 5432336
• Constructed from durable heat-resistant material
• Prevents coolant loss and system pressure buildup
• Factory-fit design ensures easy installation
• Compatible with specified model years 1990-1996

Fits These Machines

• for Polaris Trail Boss 350L (1990-1996)
• for Polaris Trail Boss 450L (1990-1996)

On-The-Job Use

• Replacing a cracked or blocked overflow tube on your ATV
• Maintaining proper cooling system function during off-road riding
• Ensuring reliable coolant recovery after engine heat cycles
• Quick DIY fix for visible coolant leaks around the reservoir

Specs At A Glance

Good To Know

Q: Will this tube fit my 1992 Polaris Trail Boss 350L? A: Yes, this overflow vent tube is designed for 1990-1996 Trail Boss 350L and 450L models, so a 1992 is compatible.

Q: Is the tube pre-bent to match the original? A: The tube is formed to match the factory routing shape for a direct fit on your Polaris Trail Boss.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.