Skip to content

AC Delco LS Gen 3 187 Degree Thermostat and Housing 2003-2006 4.8L 5.3L 6.0L LS1

Marsoni M251S
Sale price$41.95
Pay 4 payments of $10.49 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
AC Delco LS Gen 3 187 Degree Thermostat and Housing 2003-2006 4.8L 5.3L 6.0L LS1LS Gen 3 Thermostat and Housing Genuine AC Delco OEM replacement part Compatible with 1999 to 2006 Gen 3 Silverado water pumps 4. 8L 5. 3L 6. 0L (Will not fit Gen 4 Truck "large" bolt pattern straight neck, or LS3 water pumps) Includes: OE temperature thermostat, housing inlet, and seal
Easy Shipping

Quick Dispatch:

Your AC Delco LS Gen 3 187 Degree Thermostat and Housing 2003-2006 4.8L 5.3L 6.0L LS1 orders ship within 1-2 business days.

Delivery Options:

  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

Order Tracking:

You'll receive a tracking link by email once your AC Delco LS Gen 3 187 Degree Thermostat and Housing 2003-2006 4.8L 5.3L 6.0L LS1 ships.

Need Help?
Questions about AC Delco LS Gen 3 187 Degree Thermostat and Housing 2003-2006 4.8L 5.3L 6.0L LS1, sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for AC Delco LS Gen 3 187 Degree Thermostat and Housing 2003-2006 4.8L 5.3L 6.0L LS1 in your area.

Get Shipping Estimates

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 679 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
S
Verified Purchase
Santiago
Birmingham, US
★★★★★ 5
Filtro de aceite
100% recomendable
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 31, 2025
S
Verified Purchase
Scott Rosenberg
Carnegie, US
★★★★★ 5
Works as expected
Never had any issues
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 17, 2025
J
Verified Purchase
Jorge A.
Port Orchard, US
★★★★★ 4
seems good quality filter
its an oil filter does what's its intended to do
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 1, 2025
F
Verified Purchase
Felipe Hernandez ramirez
Alexandria, US
★★★★★ 5
Buen producto
Justo y buena calidad
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 23, 2025
J
Verified Purchase
joan
Birmingham, US
★★★★★ 5
Fits
Fit my 2017 Wrangler
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 9, 2025

recommand products