Lil Jon currently pays $1,000 per month for car insurance. When the time arrives to renew his policy, his insurance agent informs him that he could save an additional 25% in premium costs if he had a saliva-testing device (for testing drivers' saliva for cannabis) installed in his car. If the cost of the device is $2,500.0 with taxes, what would his net savings be for the year, assuming an annual interest rate of 2.0% after tax? (Show your calculations)