TiVo has just announced that its replacing the 320 GB TiVo Premiere with a newer 500 GB model, netting buyers an additional 65% more storage. The new units start shipping on March 25th. In addition, the company has also lowered prices on the rest of its hardware lineup, as well as on the service plans as well. Here's the new pricing for the Premiere, Premiere XL, and Premiere Elite:

• TiVo Premiere $149.99: Records two shows at once and up to 75 hours of HD content
• TiVo Premiere XL $249.99 (reduced $50): Records two shows at once and up to 150 hours of HD content
• TiVo Premiere Elite $399.99 (reduced $100): Records four shows at once and up to 300 hours of HD content

As for the service plans, here are the new, lower costs:

• The TiVo monthly service fee is now $14.99 per month, with a one-year commitment, making it lower on a monthly basis than most cable offerings
• Multi-service discount pricing is now $12.99 per month

The new 500 GB TiVo Premiere can be purchased in stores, or directly from TiVo.com.