FREE 1 to 3-Day Delivery on Orders $119+ Details

Talk to a Sierra 3500 Sales Tech
1-888-706-1096
M-F 8:30A-11P, Sat-Sun 8:30A-9P
Win $4,000! Enter Daily

Find Engine Components for your Sierra 3500

Billet Coolant Block Off Plate (07-25 6.6L Duramax Sierra 3500 HD)Find parts that fit my vehicle

Item SHG28139
Verify parts fit and get product recommendations.
Sierra 3500 Sales Techs: Connect Now M-F 8:30A-11P, Sat-Sun 8:30A-9P
Call now 1-888-706-1096 Chat Now
$0.00
Want $10? Write one of the first 5 reviews
Our Price

$89.99

Ship to: 43215
Please enter a valid US or CA postal code
We're sorry, zip can't be updated at this time.

Will this fit your Vehicle?

Select a different vehicle Help?
Update or Change Vehicle
Add to Cart
Save for later
    Create a list
    Add to New List

    Saved - View your saved items

    We're sorry. We couldn't save this product at this time.

    or use

    Loading Indicator

      Product Information

      Description, Q&A

      Description

      Description. Upgrade your rear engine cover and stop the coolant leaks for good!

      Our blocking plate is thicker than the stock plate and has an integral square cut O-ring with no gasket required. OE covers are prone to leakage over time, our billet coolant block off plate with an integral O-ring is an upgrade for your rear engine cover and will the stop the coolant leaks for good.

      Warranty. 1 Year Limited Parts Warranty

      Fitment:

      Details

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Questions & Answers

      No questions about this product yet. Ask the First Question

      Will It Fit My Sierra 3500

      • 6.6L V8 Duramax - 07, 08, 09, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25

          Word on the Trail

          As always it was a painless and fast experience. That's why I will always go to you rather than another place to get the things I need for my truck. A huge thanks once again.

          celestetom
          Previous Slide Next Slide