PPE OEM Length Replacement High Flow Up-Pipes for 2011-2016 Chevy/GMC 6.6L Duramax LML 116121115

PPE has taken OEM replacement to a new level. All PPE OEM Up-Pipes allow 53% greater flow than stock. PPE OEM Up-Pipes are a direct bolt-on to your factory manifolds. Unlike factory parts, PPE OEM Up-Pipe are manufactured from 11-gauge 304 stainless steel and includes our superior PPE 304 stainless steel, internally sleeved bellow that can take the abuse of high temperature and high pressures.

Key Features

• Direct bolt-on replacement to factory exhaust manifolds
• Significant reduction in exhaust back-pressure
• 53% greater flow than stock
• Free-flowing stainless steel inner liner bellows
• Stainless steel 11-gauge .120-inch wall, 2-inch OD Up-Pipes
• Faster turbo response
• Lower exhaust temperatures
• Kit includes driver and passenger Up-Pipes and PPE 301 Stainless Steel Up-Pipe Gaskets
• Replacement for GM Equivalent P/N: 12650925, 12657012