Repair the hard or soft brake lines on your 2006-2007 Chevy/GMC 6.6L LLY/LBZ Duramax with Brake Lines & Hoses. Find hydraulic brake hoses, steel brake line kits, and the brake hardware your vehicle needs. Brake hoses, and lines are often failure prone as they age due to degradation and corrosion, which can ultimately lead to brake failure. Get the parts you need from leading brands like Dorman, Russel Performance, StopTech, and more.