Clay is often one of the lowest priced.
Get the Best Price on a Factory Extended Warranty Who better to protect your vehicle than the company who built your vehicle? Mopar Vehicle Protection is the only service contract provider backed by FCA and honored at all Chrysler, Dodge, Jeep, Ram and FIAT dealerships across North America...
5thgenrams.com
Most states require sales tax if you live in the same state where you are purchasing from.
Do you have to pay sales tax on an extended warranty?
Yes. The sale at retail or use of maintenance, service and warranty contracts constitutes prepayment for services to tangible personal property and is subject to tax. Pennsylvania Department of Revenue
Are service contract or warranty sales to the end customer subject to sales tax at the time of sale?
Yes. Retail sales tax applies to a service contract or warranty sold to a consumer. Washington Department of Revenue
Are sales of warranty contracts that cover tangible personal property subject to tax?
The sale of a warranty or service contract covering the repair or maintenance of tangible personal property is subject to sales tax at the time of the sale of the contract. Tennessee Department of Revenue
Sales of extended warranty agreements or service plans are taxable, and tax must be collected at the time of the sale of the agreement.
https://blog.protectmycar.com/auto-warranty-taxable-utah
What items are included when determining the sales tax?
Extended warranty charges
New Jersey Sales & Use Tax Guide for Automobile Dealers
Sales of extended warranties, service agreements, and maintenance agreements ("service contracts") for appliances, electronic products, and other property are taxable.
Kansas Department of Revenue
When a motor vehicle dealer sells a warranty, extended warranty, or service contract, the sale is generally taxable at the tax rate in effect where the customer is a resident. See Publication 838, A Guide to Sales Tax for Automobile Dealers.
New York Department of Taxation and Finance
It looks like Maine and Florida are also supposed to charge sales tax.
Michigan appears to be different.
Extended/Optional Warranty:
An extended warranty that is offered as an option and separately stated on an invoice is not subject to sales tax.
Michigan Department of Treasury