CSF 3945
CSF part number 3945 is a radiator in the Cooling System system. This catalog matches it to 44 year-and-engine configurations from 1969 to 2026.
Verified fitment includes 2026 Ford F-150 3.5L V6 ELECTRIC/GAS Turbocharged ; 2025 Ford F-150 3.5L V6 ELECTRIC/GAS Turbocharged ; 2025 Ford F-150 3.5L V6 Turbocharged ; 2025 Ford F-150 5.2L V8 Supercharged ; 2024 Ford F-150 3.5L V6 ELECTRIC/GAS Turbocharged , plus 39 other configurations. See every vehicle this part fits.
Frequently Asked Questions
What is CSF 3945?
CSF part number 3945 is a radiator with published application data for 44 vehicle configurations from 1969 to 2026. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.
Which vehicles does CSF 3945 fit?
This catalog matches 3945 to 44 year-and-engine configurations from 1969 to 2026. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.
Is CSF 3945 OEM or aftermarket?
What matters is the published application data for this part number, not the label on the box. CSF 3945 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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