External Engine Parts

The DFC Street Series Long Block Engine is built for the diesel enthusiast, work truck and daily driver who needs to replace the damaged motor in their 2006-2007 GM 6.6L Duramax LBZ. DFC makes significant improvements during the remanufacturing process to maintain reliability even applications with ..

The DFC Remanufactured Street Series Long Block Engine is a perfect replacement engine for your 2011-2016 GM 6.6L Duramax LML/LGH. DFC commits to their high standards by making crucial improvements during the remanufacturing process to maintain reliability, even with applications that have addition ..

Wagler Competition Duramax Mechanical Belt TensionerDoes away with the weak factory spring belt tensionerThese are a MUST when running dual CP3 pumps on your serpentine belt setupPart Number: WCPC661025..

Replace your damaged or inoperative Duramax PCV valve with this all in one service kit from DHD. As your truck ages these diaphragms swell and distort from exposure to temperature cycles and engine oil. This distortion can decrease the valves efficiency and lead to oil leaks. DHD's service kit inclu..

Problem: The original equipment oil cooler adapter relies on a metal gasket on the oil cooler that over time is prone to leaking as the cooler flexes.Fix: The Fleece Performance oil cooler adapter utilizes an integral square cut seal ring on the oil cooler mating surface in place of the le..

Ditch the grit. Get rid the dirtiest oil left in the valley of your stock pan from all your previous oil changes.The stock Duramax engine oil pan is stamped steel (very poor heat dissipation) and there is a valley in the pan which prevents your old oil from being completely drained on each oil chang..

Upgrade the oil pan in your 2001-2010 GM 6.6L Duramax with the AFE 46-71070B Pro Series Deep Engine Oil Pan. The truck's stock steel pan leaves behind over 1/2 qt. of oil during an oil change, but this higher capacity AFE Oil Pan is designed to help drain more oil, so it is fresh oil in the crank ca..

Extend the life of your 2001-2010 GM 6.6L Duramax engine by ensuring every oil change is a complete one. Your truck's stock steel pan leaves behind over 1/2 qt. of oil during maintenance, but the AFE 46-71070A Street Series Deep Engine Oil Pan helps drain all of the existing oil for a full oil chang..

This all in one seal kits provides all the quality OE GM gaskets and seals required to replace or reseal your rear engine cover. Also included are 2 new upper oil pan dowels as these are often distorted during service and a new tube of Mahle JV8 premium aluminum sealant.Includes:(2) Block-to-cover C..

Beginning from billet 6061 aluminum material it is custom CNC machinedThis systems features billet coolant tank, Water to air core size 18L X 10.1W, Tig welded, O-ring surfaces, Inlet to your specifications (V-band, Vanjen or hose barb)This system is Port Matched to the WCP Cylinder HeadsThis billet..

Not all up pipe bolts are created equal! Its just about impossible to find the correct dimension M10 bolt with the correct shoulder and socket size as factory. Well, not anymore!DHD's up pipe bolts are designed to be an exact replacement for your rusty or broken OE hardware. These bolts work well on..

DHD 030-5001 Billet Rear Engine Cover Coolant Block Off PlateDHD's Billet Coolant Passage Block Plate is used to stop the problematic Duramax coolant leak where the stock cast plate is installed on the rear engine cover. Use this to fix your current coolant leak or to prevent a possible future coola..

Refreshing or resealing your engine? Replace your rusty, damaged or broken hardware with this zinc coated oil pan bolt kit from DHD. Note: This kit will allow you to convert your studs to bolts, and or use the nuts provided on your studs. Features:Perfect FitOE Grade & StrengthCorrosio..

The Lisle 72400 Exhaust Manifold Bolt Drill Template (GM 6.6L Duramax) removes broken exhaust manifold bolts on your 6.6L Duramax without damaging the cylinder head. Tapered bolts center the base plate over the bolt holes and slip fit bushing allow you to move from hole to hole without moving the ba..

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 ..

Everything you need to service 1 Duramax up pipe. Works on both passenger or driver side up pipes. Unlike our competitors, these bolts are dimensionally the same as OE. Kit Includes:(1) Triple Layer Stainless Up Pipe to Turbo Gasket(1) Triple Layer Stainless Up Pipe to Manifold Gasket(6) 12PT 1..

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..

The Mishimoto MMODP-1415B Magnetic Oil Drain Plug for your 2001-2016 GM 6.6L Duramax and 2012-2016 Ford 6.7L Powerstroke Engine is designed to remove metal fragments in engine oil, thus extending and protecting the life of your engine.These oil drain plugs are constructed from billet 6061 aluminum w..

DHD Duramax AC Delete kit is a complete kit that will allow you to remove the AC compressor on your LB7, LLY, LBZ, LMM, LML and L5P equipped GM trucks and Vans. The bracket, pulley and pulley bolt are included. Part Number: 500-101..

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..

DHD 500-304 Duramax Thermostat Housing to Heater Core Fitting 2004.5-07DHD's Billet Coolant supply fitting replaces the OE steel EGR/heater core supply tube. This assembly is designed to fit into the front coolant bridge adjacent to the thermostat housing and is almost a must when doing a high flow ..

WCP Billet Valve Covers are designed and machined in houseIncludes mounting bolts and O-Ring sealFits LLY, LBZ and LMMMade in the USAOption of polished and anodized (Additional Charge)Part Number: WCPC6682..

These fuel return manifolds are the perfect solution for simplifying the injector fuel return on 2004-5-2010 Duramax trucks. This kit is ultra high-flow and works well with twin CP3 high fuel volume performance trucks. The tube is threaded 1/8NPT on both ends so plumbing options are endless. Tu..

Eliminate oil going through the intake and into the turbo on your 2004.5-2010 GM 6.6L Duramax with the HSP PCV Reroute Kit (No Resonator Plug). Featuring a free-flowing design, HSP reroutes the restrictive factory PCV system out of the intake which prolongs turbo life and prevents the intercooler sy..

The PPE 114025010 Crankcase Breather Filter Kit Check Valve is an option add-on for the PPE Cankcase Breather Filter Kit on your 2004.5-2010 GM 6.6L Duramax. This Check Valve should be used to avoid dust and debris from being pulled into the crankcase filter if a valve is not used on the drain tube...

The PPE 114028000 Crankcase Breather Tubing Kit includes the hoses and clamps needed to re-route the crankcase breather in your 2004.5-2010 GM 6.6L Duramax when using the PPE Crankcase Breather Fittings (sold separately).FEATURES:Re-Route Crankcase BreatherWorks With Crankcase Breather Fittings ..

The DFC Tow/Haul Standard Series Long Block for your 2006-2007 GM 6.6L Duramax LBZ is a great alternative to replacing your tow truck. This engine is remanufactured to support up to 500 horsepower and is built to meet the most stringent guidelines. DFC focuses on upgrading the Duramax's weaknes..

DHD 500-114 LMM Coolant Line Relocation KitWhen installing aftermarket manifolds or tubular headers on your 2007.5-2008 LMM Duramax Diesel you will notice that you will also have to reroute your EGR cooler line because of clearance issues. We have simple kit that will allow you to re-route your cool..

Ditch the grit. Get rid the dirtiest oil left in the valley of your stock pan from all your previous oil changes.The stock Duramax engine oil pan is stamped steel (very poor heat dissipation) and there is a valley in the pan which prevents your old oil from being completely drained on each oil chang..

Factory coolant hose “T” fittings are molded hose or made out of plastic and are prone to cracking at junctions, causing coolant loss. Replace your worn or leaky factory coolant hose system with PPE’s Performance Silicone Coolant Hose Kit.Perfect for your stock or highly modified Duramax 6.6L diesel..

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..

Biggest turbo oil drain on the market! Designed for competition vehicles. This kit features an O-ring seal to the turbo. 18 inches of hose is supplied for use with most applications. For use on s400 applicationsPart Number: PE-DMX-12ODK..

Performance Engineering Billet Aluminum Grid Heater and Throttle Valve Delete Part number: PE-LML-TVD..

The Mean Green High Output Alternator is the answer to all of your charging problems. The Mean Green Alternator provides up to 300% more power than stock. The Mean Green Alternator can charge any engine no matter what its' power requirements. The Mean Green High Output Alternator is the answer to a..

Needed for LLY, LBZ, LMM, LML New AcDelco Glow Plugs. Set of Eight. These nuts take a 7mm wrench. New LB7 glow plugs come with nuts.Part number: 10251..

04.5-2010 PCV reroute kits with the 2" resonator billet plugKit includes:1 - 5/8" barbed T-fitting1 - 5/8" hose x 72" long2 - SS band style hose clamps2 - Billet flange plugs & o-rings1 - Billet 1" PCV plug & o-ring dual grooved for stock or AFE intake horn1 - Billet 2" resonator plug & o-ring T/R..

PLEASE CALL FOR AVAILABILITY BEFORE ORDERING.  715-254-1833   The PCV reroute kits GM changed somewhere in 2012 mounting hole size for whatever reason. This plate mounts on the back of the air intake horn similar to the old Duramax kits. Please chose year above. TRex Tech part number: LMLPCVKIT..

Fix your leaking transmission lines with these heavy duty, high flow, flexible transmission lines. This kit comes complete with everything needed to get the job done right the first time.01-05 KIT INCLUDES: Setrab FittingsTransmission Lines1 Year Limited Warranty(6) 7/8"-14 O-Ring - 10AN Fittin..

When turbo exhaust backpressure increases, the stock actuator prematurely blows off the seat, softening boost in the midrange and killing torque. With twice the diaphragm area and spring pressure of the stock wastegate, Banks BigHead Wastegate Actuator keeps the valve seated longer and achieves a hi..

These high performance motor mounts have been designed to maintain the alignment features of stock mounts while adding strength and durability of a high performance polyurethane mount for years of trouble free operation. By holding your engine firmly in place these mounts give an enhanced feel to yo..

A great solution to tight clearance when a large turbo downpipe is used. Allows the transmission fluid to be checked from the driver's side of the truck. Uses the factory indicator stick on the LB7/LLY/LBZ trucks. If using with the 08+ trucks (LMM or newer) you MUST use the early indicator dip stick..

This high quality PCV Cap is machined out of a single piece of aluminum stock and has a pre-installed o-ring for a 100% leak free install. Included in the kit: Hose, Billet PCV Cap, Assembly hardware The PCV reroute kits GM changed somewhere in 2012 mounting hole size for whatever reason, so this ..

The Mean Green Gear Reduction Starter is the answer to all of your starter problems. The Mean Green Starter provides 100% more torque than an overweight stock starter. With a 4.4 to 1 gear reduction, roller bearing support, and an integrated solenoid, the Mean Green Starter can crank any engine no m..

Billet aluminum valve cover breathers intended for race applications. Re-route breather hose from turbo intake to catch can along side bottom of engine. Eliminates engine oil from contaminating turbo, intercooler and intake system. Increase flow capacity to eliminate engine seal damage by reducing i..

Replace the Stock Turbo Resonator with this Billet Delete Plug to clean up under your hood! Replace the Stock Turbo Resonator with this Billet Delete Plug to clean up under your hood! TIP:"To help install, start with engine at operating temp, keep plug at room temp or colder"  DO NOT USE HEAT GUN ..

For use in all model years of the Chevy/GM Duramax application **will not work on dual alternator equipped trucks** Coolant filters are not a new idea to the diesel engine world. They come in most OEM applications for medium duty and OTR tractor trailer rigs. The idea was somehow tossed aside for l..

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.  GM: 12637647..

Protect your 2001-2005 GM 6.6L Duramax engine with the PPE 114010000 Oil Centrifuge Filtration Kit. Clean oil increases performance and reduces engine wear. The PPE Oil Centrifuge Filtration Kit cleans oil by generating a centrifugal force 2,000 times greater than gravity. Engine oil pressure spins ..