08-09 G8 Upper Radiator Hose

2008-2009 Pontiac G8 Upper Radiator Hose – 1st Design Replacement

Keep your cooling system operating properly with this 1st Design Upper Radiator Hose for the 2008-2009 Pontiac G8. Designed as a direct replacement for early-production models up to the 2009.5 break point, this hose provides proper coolant circulation between the engine and radiator for reliable cooling performance and temperature control.

Over time, original radiator hoses can become brittle, crack, or swell from constant heat cycles and pressure, leading to coolant leaks and potential overheating issues. This replacement-style upper radiator hose is built for OEM-style fitment and dependable durability, making it ideal for maintenance, repairs, or restoration projects.

Specifically designed for 1st Design applications used on early Pontiac G8 models prior to the 2009.5 cooling system update.

Features & Benefits

• Correct 1st Design upper radiator hose for early applications
• Fits 2008-2009 Pontiac G8 models up to the 2009.5 break point
• Helps maintain proper coolant flow and cooling efficiency
• Durable construction built to withstand heat and pressure
• OEM-style molded fitment for easy installation
• Helps prevent coolant leaks and overheating issues

Vehicle Fitment

• 2008 Pontiac G8
• 2009 Pontiac G8
• Early-production 2009.5 models requiring the 1st Design hose

Replaces GM Part Numbers

• GM# 92157815
• GM# 92157816

Restore dependable cooling system performance and ensure proper fitment with this replacement 1st Design upper radiator hose for the 2008-2009 Pontiac G8.