2004.5-2006 LLY Duramax Up Pipes & Exhaust Manifolds

Fits: 2001-2016 Gm 6.6L Duramax LB7/LLY/LBZ/LMM/LMLThe AFE Bladerunner Exhaust Manifolds feature a bolt-on design and will increase power, performance, and exhaust flow in your 01-16 GM Duramax. Machined port: These manifolds have both the inlet and the outlet ports machined to matched the..

Max-Flow Down Pipe Support BracketFits 2001-2016 Chevrolet/GMC Silverado/Sierra 6.6L Duramax*See Fitment Notes Below*Part# MAX-DPB-STOCKIt is very common for the OEM bracket to crack and fail on the original up pipes, now we offer an upgraded replacement that is fabricated from 3/16" 304 stainless s..

Fits: 2001-2016 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LMLThis Dorman Left Side Exhaust Manifold is the perfect replacement for your 2001-2016 GM 6.6L Duramax. The exhaust manifold was built with precision to a exact fit and function of the original factory manifold.  The cast iron build helps decreas..

Fits: 2001-2016 GM 6.6L Duramax LB7/LLY/LBZ/LMM/LMLThis Dorman Right Side Exhaust Manifold is an exact replacement for your 2001-2016 GM 6.6L Duramax. These Exhaust Manifolds come with the necessary components for an easy installation. Since its the exact replacement, it will be the perfect fit that..

The GM 12624683 Replacement Passenger Side Exhaust Manifold is a direct replacement for your 2001-2016 GM 6.6L Duramax. Over time, due to heat cycles and corrosion, the factory exhaust manifolds can crack or become damaged. This manifold is a factory replacement for your stock one. Gaskets not ..

If you have original GM Manifolds and PPE Up-Pipes, this bracket (stay) secures your PPE Down-Pipe and prevents movement. An unsecured Down-Pipe that moves can come in contact and damage the Up-Pipe bellow even under normal driving conditions. This movement can also contribute to metal fatigue and c..

Replace the lightweight, leak-prone Driver side OEM up pipe with this heavy-duty 11 gauge 2" Stainless up pipe. HD Stainless Bellow that will not crack and leak like OEM. Increase Turbo spool up and decrease EGTs. Will work with ANY Turbo setup, single or compound, compatible with factory exhaust ma..

WCFab’s 2001-2016 Duramax Billet Exhaust Manifolds replace the restrictive factory cast parts with high-strength, TIG-welded high-flow billet steel components designed to enhance exhaust flow characteristics, improving turbo spool up, lowering EGTs and increasing power and economy. These manifolds a..

Replace the exhaust manifold in your 2001-2016 GM 6.6L Duramax with the XDP Driver Side High-Flow Exhaust Manifold XD342. The XD342 has an unrestricted high-flow design that eliminates the "dented" or "kinked" driver side exhaust manifold that comes factory equipped on the 2001-2010 GM 6.6L Dur..

50 States Emissions Legal (E.O. D-701-34)PPE High-Flow Manifolds are made from cast, high-sil moly. The PPE Up-Pipe bellows are internally-sleeved, made from aircraft-grade 304 stainless steel, and designed with increased inner diameter for higher flow. The entire Manifold and Up-Pipe exhaust system..

PPE has taken OEM replacement to a new level. All PPE OEM Up-Pipes allow 53% greater flow than stock. PPE OEM Up-Pipes are a direct bolt-on to your factory manifolds. Unlike factory parts, PPE OEM Up-Pipe are manufactured from 11-gauge 304 stainless steel and includes our superior PPE 304 stainless ..

All PPE OEM Up-Pipes create a 53% greater flow than stock. The PPE OEM Up-Pipes are a direct bolt-on to your factory manifolds. Unlike factory parts, PPE OEM Up-Pipes are manufactured from 11-gauge 304 stainless steel, and each style includes our stainless steel, internally sleeved bellows..

DHD's double stitch titanium manifold blankets raise the bar for quality, fit and protection. These are NOT your average Amazon heat blanket. Our blankets are MADE IN THE USA with 2 ultra thick, tight woven silica imbedded layers of fiberglass. We have consistently had these blankets at 1,800°F with..

The PPE 116120405 Replacement High Flow Up-Pipes are an excellent way to up the performance on your 2004.5-2005 GM 6.6L Duramax LLY. These direct-fit up-pipes feature 11-gauge 304 stainless steel .120-inch wall construction and 2-inch OD up-pipes with internally sleeved bellows flow 53% more air whi..

GM has introduced a new manifold that will flow better then the original OEM unit.  Reduced pinch area near steering shaft for a nearly ideal flow.  Greatly increased flow charecteristics over the original unit.    A great alternative to higher priced after market manifolds..

BD “Full Bore” 01-07 Chevy/GM Duramax LB7,LLY, & LBZ Exhaust Manifold Improve exhaust flow, reduce exhaust gas temperature (EGT) and realize greater power gains with the new “Full Bore” driver’s side exhaust manifold for the ’01-’07 GM Duramax.You may not know it, but the factory driver’s side mani..

Replace, worn, rusted or broken up pipe hardware with DHD's large flange up pipe bolts. Our phosphate oil coated 10.9 bolts meet or exceed all OEM specs. Their extra large flange guarantees a perfect clamp load and seal every time.   Pair these bolts with our PPE stainless gaskets for a leak free,..

DHD 035-12637647 LML Duramax Diesel Driver Side Exhaust Manifold W/ Heat Shield This is an OEM GM driver-side exhaust manifold off of the LML Duramax but will work on all Duramax engines from 2001-2013. This manifold does not have the restrictive factory kink like the previous generations so it wil..

NOTE! CANNOT Ship to California The HSP 2" Replacement Up-Pipes are an excellent high flow upgrade to replace the restrictive factory pipes on your 2001-2004 GM 6.6L Duramax LB7. The 2" design not only increases flow and power, but also reduces EGT's! Heavy wall 304 stainless steel cons..

The perfect addition to any exhaust manifold replacement or upgrade on your Duramax. Our phosphate & oil coated bolts meet or exceed OE specs. Paired with the bolts are 16 Stainless Steel ARP Washers for the perfect torque and corrosion resistance. This kit is extremely popular with the techs in..