GMC Sierra 3500 Exhaust Manifolds
This page brings together exhaust manifolds for the GMC Sierra 3500, covering model years 1999–2013, including OE replacement manifolds, performance headers, and manifold kits in a range of materials and configurations. Select your year above and we'll show only the exhaust manifolds that fit your GMC Sierra 3500. Fitment is checked against our vehicle data for every part listed.
BD Diesel 1041460 Duramax Exhaust Manifold Driver Side LB7 LLY LBZ LMM
BD Diesel 1041400 Exhaust Manifold Kit High-Silicon Ductile Iron
BBK 1614 Long Tube Headers with Y-Pipe for 1999-2002 GM Full Size Trucks
BBK 16140 Long Tube Exhaust Headers 1-3/4" Primary Tube Polished Silver Ceramic
MagnaFlow 52431 OEM Grade Direct-Fit Manifold Catalytic Converter
Doug's Headers D3373-B Long Tube Exhaust Headers Black Coated 2WD/4WD Truck
What's here for your GMC Sierra 3500
- Exhaust manifolds — OE-style replacements in cast iron and other materials
- Exhaust headers — including shorty and long-tube styles, some with ceramic coating
- Exhaust manifolds with integrated catalytic converters
- Exhaust manifold kits — manifold with gaskets and hardware included
- Pre heat hoses for manifold-related heat circuits
- Exhaust manifold to cylinder head repair clamps
The widest selection here comes from Dorman, JBA Headers, ATP, and BD Diesel, spanning everything from direct-fit OE replacements to performance-oriented header sets. Other categories GMC Sierra 3500 owners shop for: GMC Sierra 3500 Shocks and Struts, GMC Sierra 3500 Exterior Lights and GMC Sierra 3500 Seats and Seat Parts, or browse all GMC Sierra 3500 parts and accessories.