SUMMER PROMO!!! TAKE AN EXTRA 2% OFF OF YOUR SUBTOTAL OF 150.00 OR MORE!! INSTANT SAVINGS!!

Thermostat Bypass Hose - GM (12589978)

2006-2011 GM - 12589978

Thermostat Bypass Hose - GM (12589978)

2006-2011 GM - 12589978

Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts
  • GM
  • 12589978

Details

  • Brand:

    Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts

  • SKU:

    12589978

  • Other Names:

    Engine Coolant Bypass Hose

  • Description:

    # GM Thermostat Bypass Hose (MPN: 12589978) The GM Genuine Thermostat Bypass Hose (MPN: 12589978) is an OEM cooling system component engineered to direct coolant flow and maintain optimal engine temperature regulation. This authentic General Motors part is precision-designed for select GM vehicles and meets factory specifications for durability and performance. Order this genuine GM bypass hose from Londo Off Discount Parts for reliable cooling system operation. - **Part Type:** Genuine OEM Thermostat Bypass Hose for General Motors cooling systems - **OEM Fitment:** Factory-engineered component for select GM vehicle models requiring original equipment specifications - **Key Function:** Directs coolant circulation through the engine block and radiator to prevent overheating and maintain proper thermal management - **Compatibility:** Direct fit replacement for vehicles originally equipped with this GM cooling system configuration - **Condition:** Genuine OEM part backed by General Motors engineering standards and quality assurance testing

  • Condition: New
  • MSRP: $33.92
  • Discount: $13.70 (40.4% off)
  • Sale Price: $20.22
Ships To

Packages shipped within the U.S. and Puerto Rico will automatically be protected from any loss, damage, and theft. Learn More

Manufacturer Warranty Minimum of 12 Months
Guaranteed Fitment Always the correct parts
Shop with Confidence Your information is safe
In-House Experts We know our products
Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts
  • GM
  • 12589978

Details

  • Brand:

    Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts

  • SKU:

    12589978

  • Other Names:

    Engine Coolant Bypass Hose

  • Description:

    # GM Thermostat Bypass Hose (MPN: 12589978) The GM Genuine Thermostat Bypass Hose (MPN: 12589978) is an OEM cooling system component engineered to direct coolant flow and maintain optimal engine temperature regulation. This authentic General Motors part is precision-designed for select GM vehicles and meets factory specifications for durability and performance. Order this genuine GM bypass hose from Londo Off Discount Parts for reliable cooling system operation. - **Part Type:** Genuine OEM Thermostat Bypass Hose for General Motors cooling systems - **OEM Fitment:** Factory-engineered component for select GM vehicle models requiring original equipment specifications - **Key Function:** Directs coolant circulation through the engine block and radiator to prevent overheating and maintain proper thermal management - **Compatibility:** Direct fit replacement for vehicles originally equipped with this GM cooling system configuration - **Condition:** Genuine OEM part backed by General Motors engineering standards and quality assurance testing

  • Condition: New

Vehicle Fitment

No application/vehicle fitment information available for this product
Vehicle Fitment
Year Make Model Body & Trim Engine & Transmission
( more fitments)
No fitment data available

Product Reviews

Ask Our Team

Londoff Discount Parts

Order your Thermostat Bypass Hose (12589978) today and have it in your hands in a matter of days. Your Thermostat Bypass Hose will be backed by a warranty and guaranteed to fit your 2006-2011 vehicle. 

OEM parts at great prices. That is what we stand for.

Shop OEM parts by model and catalog by first selecting your make below:

| Buick | Cadillac | Chevrolet | GMC |

| Hummer | Oldsmobile | Pontiac | Saturn |