2004-2006 Pontiac GTO / Holden Monaro Wavetrac Differential
The diff is rated for 1000HP and made to fit the stock stubs, the difference is its made with the support the Eaton lacks. The housing and gears are a 9310 VAR billet and its one slid piece.
wavetrac there identtical to a stock one so it will be able to be used with the factory gears and any ratio offered. Yes there will be a lifetime warranty.