6.6L Duramax Race Exhaust Manifold - for LML LBZ LB7 Engines - Fits 2001-2016 Chevy Silverado GMC Sierra 2500HD 3500HD

This exhaust manifold kit is for LB7, LLY, LBZ, LMM, and LML engines. The manifold is made tough using high-quality ductile silica moly cast iron. The manifold ports are machined to match the factory gaskets to ensure the highest exhaust flow possible. body { font-family: Arial, sans-serif; line-height: 1.6; margin: 20px; background-color: #f9f9f9; color: #333; } .container { max-width: 800px; margin: 0; background: white; padding: 20px; border-radius: 8px; box-shadow: 0 0 10px rgba(0,0,0,0.1); } h1 { color: #2c3e50; margin-bottom: 20px; padding-bottom: 10px; } .specs-table { width: 100%; border-collapse: collapse; margin: 20px 0; } .specs-table td { padding: 12px 15px; border: 1px solid #ddd; } .specs-table tr:nth-child(even) { background-color: #f8f9fa; } .specs-table tr:hover { background-color: #f1f1f1; } .spec-name { font-weight: bold; background-color: #f5f5f5; width: 30%; } .spec-detail { width: 70%; } Features Fuel Economy Better Fuel Economy Performance Quicker Spool Up and Lower EGT's EGT Probe Port EGT Probe port pre-molded and tapped in each manifold for convenience Color Gray Material Cast Iron Fuel Type Diesel Mounting Style Bolt-On Placement Placement on Vehicle: Left, Right Fitment: Vehicle Model Years Engine Chevrolet Silverado 2500 HD 2001~2016 6.6L Chevrolet Silverado 3500 HD 2001~2016 6.6L GMC Sierra 2500 HD 2001~2016 6.6L GMC Sierra 3500 HD 2001~2016 6.6L Note: 2001-2004 6.6L LB7 Duramax 2004.5-2005 6.6L LLY Duramax (RACE APPLICATION ONLY) 2006-2007 6.6L LBZ Duramax (RACE APPLICATION ONLY) 2007.5-2010 6.6L LMM Duramax (RACE APPLICATION ONLY) 2011-2016 6.6L LML Duramax (RACE APPLICATION ONLY) Note：These Exhaust Manifolds will NOT work with OEM up pipes.