2001-2016 GM/CHEVY 6.6L DURAMAX EXHAUST MANIFOLD KIT - PASSENGER SIDE (RH)
Replace your cracked or leaking passenger-side exhaust manifold with this high-quality replacement kit for the 2001–2016 GM/Chevy 6.6L Duramax diesel engine. Designed as a direct bolt-on replacement, this kit restores proper exhaust flow and helps eliminate boost and performance losses caused by exhaust leaks. Built from durable cast iron to withstand high heat and pressure, it offers long-lasting reliability under heavy-duty use. Ideal for stock, towing, or work truck applications, this kit includes all necessary gaskets and hardware for a complete installation.
What’s Included in the Kit:
• (1) Passenger Side (RH) Exhaust Manifold
• (1) Exhaust Manifold Gasket
• (1) Set of Mounting Bolts
• (1) EGR Port Block-Off Plate (if applicable)
Features and Benefits:
• Direct-fit replacement for the passenger-side (RH) exhaust manifold
• Compatible with all 6.6L Duramax engines (LB7, LLY, LBZ, LMM, LML)
• Cast from heavy-duty iron for durability and heat resistance
• Reduces exhaust leaks and restores boost performance
• Includes new gaskets and hardware for proper sealing
• Maintains OEM fitment and exhaust flow efficiency
• Ideal for stock or work truck applications
• Designed for long service life under demanding conditions
Truck Compatibility:
• 2001–2004 GM/Chevy 6.6L Duramax LB7
• 2004.5–2006 GM/Chevy 6.6L Duramax LLY
• 2006–2007 GM/Chevy 6.6L Duramax LBZ
• 2007.5–2010 GM/Chevy 6.6L Duramax LMM
• 2011–2016 GM/Chevy 6.6L Duramax LML
This passenger-side exhaust manifold kit is a reliable, cost-effective solution for repairing exhaust leaks, improving efficiency, and restoring performance to your 6.6L Duramax. Perfect for maintaining factory-grade dependability and performance on both daily drivers and work trucks.
Shipping Disclaimer
✔️ We ship via USPS, UPS, and FedEx.
✔️ Carrier selection is based on package size, weight, and destination.
✔️ Expedited shipping options available, call to check freight options
✔️ Orders are processed within 1 business day (Monday–Friday).
✔️ Orders placed on weekends or holidays will be processed on the next business day.
✔️ Tracking information will be provided once the item ships.
✔️ Shipping to PO Boxes, APO/FPO may be limited based on carrier restrictions.
California Proposition 65 Warning:
WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information, go to www.P65Warnings.ca.gov
Dorman Part# 674-736 Replaces GM OE Part#: 12624683, 97224586
*WE MAY DROP SHIP THIS FACTORY DIRECT IF LOCAL WAREHOUSE IS OUT OF STOCK!
