These high flow manifolds and up pipes are a must for Duramax owners seeking to make big power!

Features:

• Mahle exhaust manifold gaskets
• All hardware included
• For Duramax years from 2001-2016

Details:

• Fits: 2001-2016 Chevrolet Silverado 2500 HD, 2001-2016 Chevrolet Silverado 3500 HD, 2001-2016 GMC Sierra 2500 HD, 2001-2016 GMC Sierra 3500 HD
• Fuel Type: Diesel
• Liter: 6.6 Liter
• Engine Years: 2001-2016
• Engine Manufacturer: Duramax
• Engine Designation: LB7/LLY/LBZ/LMM/LML
• Material: Cast Iron