Oil Cooler Lines Fit 2003-2008 Polaris Magnum Trail Boss 330 2204030 5412355

Oil Cooler Lines for Polaris Magnum Trail Boss 330

These oil cooler lines for Polaris Magnum Trail Boss 330 models route engine oil through the cooler to maintain consistent temperatures during operation, with OEM cross-reference numbers 2204030 and 5412355.

Overview

These oil cooler lines are a direct replacement for the original lines on 2003-2008 Polaris Magnum and Trail Boss 330 ATVs. They deliver reliable oil flow between the engine and cooler to prevent overheating and protect the transmission under load. For Polaris Magnum Trail Boss 330 owners needing factory-spec oil cooler lines, this set restores proper cooling system performance.

Built For Performance

• Pre-formed line routing matches original factory layout for a secure fit
• Reinforced hose construction resists cracking and oil degradation
• Includes both feed and return lines for complete replacement
• OEM-style fittings provide a leak-resistant connection
• Compatible with standard ATV oil cooler setups

Fits These Machines

• for Polaris Magnum 330 (2003-2006)
• for Polaris Trail Boss 330 (2003-2008)
• for Polaris ATP 330 (2004-2005)

On-The-Job Use

• Replace worn or leaking oil lines during routine maintenance
• Used in trail riding, farm work, and utility tasks requiring prolonged engine operation
• Install when rebuilding the cooling system or after an oil cooler upgrade

Specs At A Glance

Good To Know

Q: Will these oil cooler lines fit my 2005 Polaris ATP 330? A: Yes, they are designed to fit 2004-2005 Polaris ATP 330 models, as well as the Magnum and Trail Boss 330 models listed. Always verify your serial number for exact fitment.

Q: What causes oil cooler lines to fail? A: Heat, vibration, and age can cause the rubber to crack or the fittings to loosen. Replacing them when you see leaks or hard spots prevents engine damage.

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