GATES 12511
GATES part number 12511 is a heater hose in the Heat & Air Conditioning system. This catalog matches it to 22 year-and-engine configurations from 1984 to 2025.
Verified fitment includes 2025 Chevrolet Express 2500 4.3L V6 ; 2025 Chevrolet Express 2500 6.6L V8 ; 2025 Chevrolet Express 3500 4.3L V6 ; 2025 Chevrolet Express 3500 6.6L V8 ; 2025 Chevrolet Express 4500 6.6L V8 , plus 17 other configurations. See every vehicle this part fits.
Frequently Asked Questions
What is GATES 12511?
GATES part number 12511 is a heater hose with published application data for 22 vehicle configurations from 1984 to 2025. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.
Which vehicles does GATES 12511 fit?
This catalog matches 12511 to 22 year-and-engine configurations from 1984 to 2025. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.
Is GATES 12511 OEM or aftermarket?
What matters is the published application data for this part number, not the label on the box. GATES 12511 is listed with its manufacturer part number so you can compare it to an OEM number or another brand that covers the same fitment.
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