FEL-PRO 35666

FEL-PRO part number 35666 is a thermostat / thermostat housing / water outlet seal in the Cooling System system. This catalog matches it to 61 year-and-engine configurations from 1991 to 2008.

Verified fitment includes 2008 Buick Allure 3.8L V6 ; 2008 Buick Lacrosse 3.8L V6 ; 2008 Buick Lucerne 3.8L V6 ; 2007 Buick Allure 3.8L V6 ; 2007 Buick Lacrosse 3.8L V6 , plus 56 other configurations. See every vehicle this part fits.

Manufacturer specifications
1.560 (In) Inside DiameterThermostat Seal
Application data published for:
🇨🇦 CA

Frequently Asked Questions

What is FEL-PRO 35666?

FEL-PRO part number 35666 is a thermostat / thermostat housing / water outlet seal with published application data for 61 vehicle configurations from 1991 to 2008. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.

Which vehicles does FEL-PRO 35666 fit?

This catalog matches 35666 to 61 year-and-engine configurations from 1991 to 2008. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.

Is FEL-PRO 35666 OEM or aftermarket?

What matters is the published application data for this part number, not the label on the box. FEL-PRO 35666 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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