2003 Cadillac CTS Thermostat Seals

Your 2003 Cadillac CTS might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Thermostat Seals you desperately need.

We currently carry 2 Thermostat Seals to choose from for your 2003 Cadillac CTS, and our inventory prices range from as little as $4.29 up to $8.20.

On top of low prices, Advance Auto Parts offers 2 different trusted brands of Thermostat Seals for the 2003 Cadillac CTS. We only sell parts from trusted brands like ACDelco so that you can find quality parts you can count on.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Thermostat Seals stock in-person!

Thermostat Seals for Your 2003 Cadillac CTS

ACDelco – 24447061 GM Original Equipment Engine Coolant Thermostat Housing O-Ring (Part No.G4030209955ACD)

24447061 GM Original Equipment Engine Coolant Thermostat Housing O-Ring

from

$8.20
An ACDelco GM Original Equipment Engine Coolant Thermostat O-Ring is a GM-recommended replacement for your vehicle’s original component. It seals the gap between the exterior of the thermostat housing and the exterior of the engine. This original equipment engine coolant thermostat O-Ring has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Seals the gap between the exterior of the thermostat housing and the exterior of the engine to help prevent leakage
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Felpro – O-RING (Part No.35749)

O-RING

from

$4.29
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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FAQs for 2003 Cadillac CTS Thermostat Seals

What are the most popular Thermostat Seals for the 2003 Cadillac CTS?

With 2 brands you can trust, our most popular Thermostat Seals for the 2003 Cadillac CTS parts are:
24447061 GM Original Equipment Engine Coolant Thermostat Housing O-Ring
from $8.20
This product is not rated
24447061 GM Original Equipment Engine Coolant Thermostat Housing O-Ring
Thermostat Seals
O-RING
from $4.29
This product is not rated
O-RING
Thermostat Seals