Direct replacement expansion tank engineered for the SI platform. Hard panel construction designed to mount at factory locations without modification. Integrates with your existing cooling system for reliable overflow management.
Does this tank mount without drilling or cutting into the chassis?
Yes. This tank is engineered for factory mounting points on the SI — no drilling, cutting, or frame modification required. Locate the OEM bolt holes and you're set.
Will my existing radiator cap and overflow hose connect to this tank?
Factory hose routing and cap compatibility are confirmed for direct OEM fitment. If you're reusing your cap and hoses from the original tank, they'll work here.
What condition is the tank in when it arrives?
Tank ships ready to install — no prep, cleaning, or surface treatment needed before mounting. Inspect for shipping damage, then bolt it in place.
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.