HSP Duramax High Flow Cast Low Profile Log Manifold Kit for 2001-2016

These high flow cast exhaust manifolds from HSP are next level! These silky smooth full bore cast manifolds drastically increase flow over factory while occupying the same low profile footprint. Each manifold is cast from high strength steel and precision finished on a 5-axis CNC for the best fitment and finish. All manifolds come ceramic coated for superior heat protection. Grade 8 hardware and gaskets included.

Features:

• Compatible with OE Up-pipes
• Low Profile Log Style
• High Strength Cast Steel
• Accepts Factory Oil Dipstick
• 2000°F Ceramic Coated
• Drilled and Tapped for 1/8NPT Sensor

Kit Contents:

• (1) LB7–LML One Piece Manifold - Driver (HSP-IN-660-D)
• (1) LB7–LML One Piece Manifold - Passenger (HSP-IN-660-P)
• (2) 1/8" NPT Brass Plug (RFB-811-RFAB)
• (1) Manifold Gasket Set (RFB-820-RFAB)
• (12) M10x1.5x25mm Socket Head Cap Bolts (RFB-833-RFAB)
• (14) M10x1.5x35mm Bolts (RFB-834-RFAB)
• (1) M10x1.5x80mm Bolt (RFB-859-RFAB)
• (1) M10x1.5x100mm Bolt (RFB-860-RFAB)

Vehicle Fitment:

• LB7: 2001–2004 (VIN Code 1)
• LLY: 2004.5–2005 (VIN Code 2)
• LBZ: 2006–2007 (VIN Code 2 or D)
• LMM: 2007.5–2010 (VIN Code 6)
• LML: 2011–2016 (VIN Code 8)