Direct replacement radiator engineered for the 4.3L V6 engine in this generation Silverado. Built to OEM specifications for proper coolant flow and thermal performance. Hard-panel construction designed for dependable cooling system function.
Will this radiator fit my truck without any modifications?
Yes. This radiator mounts at factory attachment points using the existing bracket system—no drilling, modifications, or adapter hardware required. Bolt it in and connect your coolant hoses.
Do I need to flush my cooling system before installing this?
Flushing your system before installation is a good practice to remove sediment and old coolant. Once installed, refill with fresh coolant and bleed any air from the system according to your service manual.
What if the radiator leaks or fails after I install it?
Contact ModSupply directly with photos and details of the failure. We handle returns and warranty claims on a case-by-case basis—reach out before shipping anything back.
Products are direct shipped from Supplier.
* Rates from 0–36% APR. Payment options through Affirm are subject to an eligibility check and are provided by these lending partners: affirm.com/lenders. Options depend on your purchase amount, and a down payment may be required. CA residents: Loans by Affirm Loan Services, LLC are made or arranged pursuant to a California Finance Lenders Law license. For licenses and disclosures, see affirm.com/licenses. For example, a $800 purchase could be split into 12 monthly payments of $72.21 at 15% APR or 4 interest free payments of $200 every 2 weeks.
**Rates from 0%-36% APR. Payment options through Shop Pay Installments, are subject to an eligibility check and are provided by these lending partners: affirm.com/lenders. Options depend on your purchase amount, and a down payment may be required. State notices to consumers https://www.affirm.com/licenses.