Insulator - GM (12743585)

2025-2026 GM - 12743585

Insulator - GM (12743585)

2025-2026 GM - 12743585

Buick, GMC, Cadillac, Hummer, Saturn, Oldsmobile, Pontiac, Chevrolet Parts
  • GM
  • 12743585
  • 12735920

Details

  • Brand:

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

  • SKU:

    12743585

  • Positions: Right
  • Other Names:

    F (S)Insulator

  • Description:

    Genuine GM OEM Insulator (MPN: 12743585) is engineered for select GM vehicles equipped with 6.6L gas engines, providing critical thermal and electrical insulation protection in engine compartment applications. This authentic General Motors part ensures optimal performance and reliability, making it an essential replacement for OEM maintenance and repair. Buy this genuine GM insulator to maintain your vehicle's engine integrity and safety standards. - **Part Type:** Engine compartment insulator designed for thermal and electrical protection - **OEM Fitment:** Authentic GM part for select General Motors vehicles with 6.6L gas engine specifications - **Key Function:** Protects engine components from excessive heat transfer and provides electrical insulation in critical engine areas - **Compatibility:** Direct fit replacement for original equipment on compatible GM models; verify MPN 12743585 matches your vehicle - **Condition:** Genuine OEM part—brand new, factory original from General Motors with full manufacturer specifications

  • Replaces:

    12735920

  • MSRP: $80.97
  • Discount: $28.38 (35.1% off)
  • Sale Price: $52.59
OR
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
  • 12743585
  • 12735920

Details

  • Brand:

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

  • SKU:

    12743585

  • Positions: Right
  • Other Names:

    F (S)Insulator

  • Description:

    Genuine GM OEM Insulator (MPN: 12743585) is engineered for select GM vehicles equipped with 6.6L gas engines, providing critical thermal and electrical insulation protection in engine compartment applications. This authentic General Motors part ensures optimal performance and reliability, making it an essential replacement for OEM maintenance and repair. Buy this genuine GM insulator to maintain your vehicle's engine integrity and safety standards. - **Part Type:** Engine compartment insulator designed for thermal and electrical protection - **OEM Fitment:** Authentic GM part for select General Motors vehicles with 6.6L gas engine specifications - **Key Function:** Protects engine components from excessive heat transfer and provides electrical insulation in critical engine areas - **Compatibility:** Direct fit replacement for original equipment on compatible GM models; verify MPN 12743585 matches your vehicle - **Condition:** Genuine OEM part—brand new, factory original from General Motors with full manufacturer specifications

  • Replaces:

    12735920

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 Insulator (12743585) today and have it in your hands in a matter of days. Your Insulator will be backed by a warranty and guaranteed to fit your 2025-2026 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 |