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Brand: AEM Intakes Part Number: 21-9021DC
AEM Intake Systems are designed to produce massive horsepower and torque gains as well as better engine sound when used as a replacement for the factory airbox and air filter. AEM intake systems are designed, tuned, and dyno-tested to fit specific cars and trucks. These kits usually include an overs...
$449.99

Brand: AEM Intakes Part Number: 21-8013Dx
AEM Intake Systems are designed to produce massive horsepower and torque gains as well as better engine sound when used as a replacement for the factory airbox and air filter. AEM intake systems are designed, tuned, and dyno-tested to fit specific cars and trucks. These kits usually include an overs...
$349.99

Brand: AFE Part Number: 50-74001
Bringing you the next generation of intakes, the Momentum HD sealed air intake system is designed using the most up-to-date engineering tools and techniques to provide you with the perfect blend of power and protection. This intake system is superior in every way. From the one-piece sealed housing...
$416.00

Brand: AFE Part Number: 54-10782
This Stage 2 cold air intake system produces 12 HP and 28 lbs. x ft. of torque and outflows the factory intake by 42%. Enclosed in a durable 18 gauge, powder-coated heat shield; this air intake system features a massive 6" base x 7" height filter with a 4" flange washable/reusable conical air filter...
$379.00

01-04 GM 6.6L Duramax Fleece 63mm Billet Cheetah Turbocharger
PDP Pick
Brand: Fleece Performance Part Number: FPE-LB7-63
Fleece Cheetah Turbo - FPE-LB7-63 Unleash the Power of Your Engine with the Fleece Cheetah Turbo! Experience unmatched performance and revolutionize your driving with the Fleece Cheetah Turbo, part number FPE-LB7-63. Designed specifically for your vehicle, this turbocharger promises not only an ...
$1,999.00

Brand: Bosch Part Number: 0986435502
These are the latest version direct from Bosch to replace troublesome early LB7 injector.  Don't be fooled by cheap imitations or the promise of a quality "Reman" from other sources, as these are Genuine Bosch injectors. This is a 2001-2004 LB7 Duramax Diesel Bosch Fuel Inj...
$276.41

Brand: Alliant Power Part Number: AP63723
Fuel Injection line for 01-04 GM LB7 6.6L Duramax; cylinders 2 or 7Sold individuallyPart number: AP63723...
$83.88

Brand: Alliant Power Part Number: AP63721
Fuel Injection line for 01-04 GM LB7 6.6L Duramax; cylinders 3 or 6Sold individuallyPart number: AP63721...
$83.88

Brand: Alliant Power Part Number: AP63722
Fuel Injection line for 01-04 GM LB7 6.6L Duramax; cylinders 4 or 5Sold individuallyPart number: AP63722...
$83.88

Brand: Automotive Racing Products Part Number: 400-7531
ARP stainless steel valve cover bolt kit for LB7 Duramax. Features170,000 PSI of Tensile StrengthStainless SteelSpecsSocket Size: 8mm 12ptThread Size: 1/4-20ARP: 400-7531...
$134.55

Brand: Banks Power Part Number: 61410
Six-Gun delivers pavement-shredding power. Has 6 change-on-the-fly power levels and is Stacked for Power. Enhanced vehicle monitoring with iDash SuperGauge. Comes standard with exclusive AutoRate® and ActiveSafety® engine and transmission safeguards.US Patent # 7,593,808 & # 7,254,477 ...
$934.00

Brand: Fleece Performance Part Number: FPE-INTAKEHORN
Increase your LB7’s potential with this simple but effective upgrade. Back-to-back dyno pulls showed an increase of 15hp with this Fleece Performance high flow LB7 intake horn – that’s about the cheapest 15hp from a bolt on you’ll find anywhere! Kit Includes: Cast al...
$99.75

Brand: MBRP Part Number: S6005P
Cruise the highway or hit the track with an MBRP Street Profile exhaust. It’s the perfect mix of aggressive sound when you’re into the throttle without being obnoxious on long drives. ·         Year: 2001-2004 ·    &nbs...
$449.99

Brand: MBRP Part Number: S6005PLM
Cruise the highway or hit the track with an MBRP Street Profile exhaust. It’s the perfect mix of aggressive sound when you’re into the throttle without being obnoxious on long drives. ·         Year: 2001-2004 ·    &nbs...
$399.99

Brand: MBRP Part Number: S6005SLM
Cruise the highway or hit the track with an MBRP Street Profile exhaust. It’s the perfect mix of aggressive sound when you’re into the throttle without being obnoxious on long drives. ·         Year: 2001-2004 ·    &nbs...
$549.99

Brand: MBRP Part Number: S60210P
Unleash your vehicle's most aggressive sound with an MBRP Race Profile exhaust. Hear the biggest gains and turn heads every time you hit the gas. Your vehicle will sound like it belongs on a race track. ·         Year: 2001-2004 ·  &nbs...
$594.99

Brand: MBRP Part Number: S60210PLM
Unleash your vehicle's most aggressive sound with an MBRP Race Profile exhaust. Hear the biggest gains and turn heads every time you hit the gas. Your vehicle will sound like it belongs on a race track. ·         Year: 2001-2004 ·  &nbs...
$539.99

Brand: MBRP Part Number: S60210SLM
Unleash your vehicle's most aggressive sound with an MBRP Race Profile exhaust. Hear the biggest gains and turn heads every time you hit the gas. Your vehicle will sound like it belongs on a race track. ·         Year: 2001-2004 ·  &nbs...
$649.99

Brand: Volant Part Number: 15866
Volant air intake systems utilize a high-velocity venturi filter adapter which provides a smooth transition through the MAF sensor into the intake tube for a much needed airflow improvement over the factory rubber tubing and resonator box. Volant's Cool Air box is larger than the factory unit and in...
$344.90

Brand: HSP Diesel Part Number: 102-HSP-xxx
Increase airflow on your 2001-2004 GM 6.6L Duramax LB7 with the HSP LB7 Cold Air Intake. With gains of up to 20HP and 58 lb-ft on average, the HSP Intake System delivers power, efficiency and air flow. The 4" mandrel-bent intake tube provides a free-flowing path for air. The specially designed heat-...
$403.75

Brand: Wehrli Custom Fabrication Part Number: WCF100190
LB7 Duramax 4" Intake Kit for factory turbo.Includes: 4" Intake Dry Air Filter Outerwear's Pre-Filter Cover Silicone Boot T-Bolt Clamps Powder Coating WCFAB part number: WCF100334 Wehrli Custom Powder Coating is housed under the same roof as Wehrli Custom Fabrication. This has Enabled ...
$484.03

Brand: Wehrli Custom Fabrication Part Number: WCF100300
LB7 Stage 2 Intake Kit with turbo inlet horn for factory turbo.Includes: 4" Intake 3-1/2" Intake Horn Outerwear's Pre-Filter Cover Air Filter Cover Silicone Boot T-Bolt Clamps Powder Coating WCFAB part number:WCF100636 Click here for Wehrli powder coat samples Wehrli Custom Powder Coa...
$571.33

Brand: Wehrli Custom Fabrication Part Number: WCF100712
High-Flow Intake Bundle Package for 2001-2004 LB7 Duramax. Save $50 By Buying through this Bundle! Includes: 3" Fabricated Y-Bridge 3" Cold Side Intercooler 3" Hot Side Intercooler Pipe 4" Intake 3-1/2" Intake Horn Dry Air Filter Outerwear's Pre-Filter Cover 3" Turbo Downpipe Silicone Bo...
$1,867.25

Brand: Alliant Power Part Number: AP55502
Alliant Power Reman Common Rail Injector for 2001-2004.5 GM 6.6L Duramax LB7 EnginesAlliant Powers remanufactured injectors are built for engines that demand the most out of their fuel systems in the toughest of conditions.  Alliant Powers PN# AP55502 is the technicians choice when you want to ...
$248.76

Brand: Bosch Part Number: 0445120008
Bosch new Injectors are the pinnacle of what you should expect out of a fresh set of injectors. These are a stock Bosch OE injectorFEATURES:– Smooth clean idle– Direct replacement– 2 year Unlimited Mileage WarrantyThey come with new copper crush washers and o-rings for installation. These inje...
$320.48

Brand: Banks Power Part Number: 486xx
Physical fitment. Why consider a cheap, ill-fitting aluminized exhaust? Banks 4” Monster Exhaust is made of rugged, long-lasting 100% stainless steel. It fits better than the competition, because Monster Exhaust utilizes the factory hangers and maintains proper clearance to all under-vehicle comp...
$540.00

Brand: Dayco Part Number: 72346
Replace your old worn out lower radiator hose in your Duramax with this Dayco Curved Radiator Hose. Part number: 72346...
$85.94

Brand: Diamond Eye Part Number: K4110A
Features: *Increased Fuel Economy *Lower EGTs *Mandrel Bent Tubing for Maximum Flow *Direct Fit *Increased Horsepower and Torque *Agressive Sound *Better Throttle Response *Easy Bolt-On Kits *Utilizes OEM Hangers *1-Year Limited Warranty on Aluminized kits *6-Year Limited Warranty on Stainless Stee...
$408.14

Brand: Diamond Eye Part Number: K4110A-RP
   **This Kit Does Not Include Muffler** Features: *Increased Fuel Economy *Lower EGTs *Mandrel Bent Tubing for Maximum Flow *Direct Fit *Increased Horsepower and Torque *Agressive Sound *Better Throttle Response *Easy Bolt-On Kits *Utilizes OEM Hangers *1-Year Limited Warranty on Aluminized ki...
$350.00

01-05 GM 6.6L Duramax Diamond Eye Stainless Cat Back Single Exhaust System
Backordered
Brand: Diamond Eye Part Number: K4110S
Backordered with No ETA  **Updated on 03/22/2024** Features: *Increased Fuel Economy *Lower EGTs *Mandrel Bent Tubing for Maximum Flow *Direct Fit *Increased Horsepower and Torque *Agressive Sound *Better Throttle Response *Easy Bolt-On Kits *Utilizes OEM Hangers *1-Year Limit...
$482.30

Brand: Diamond Eye Part Number: K4110S-RP
  **This Kit Does Not Include Muffler**Features: *Increased Fuel Economy *Lower EGTs *Mandrel Bent Tubing for Maximum Flow *Direct Fit *Increased Horsepower and Torque *Agressive Sound *Better Throttle Response *Easy Bolt-On Kits *Utilizes OEM Hangers *1-Year Limited Warranty on Aluminiz...
$422.23

Brand: FloPro Part Number: 823
Fits, GM Duramax Diesel 2001-2005 6.6L 2500/3500. For, Extended Cab, Long/Short box, Dually. Exclude Suburban. With 4 Bolt Converter Flange and Gasket. 4" Mandrel bent tubing for maximum flow Lower Exhaust Gas TemperaturesMore Pulling PowerUtilizes OEM HangersIncreased Horsepower and Torque Eas...
$484.47

Brand: FloPro Part Number: SS823
Fits, GM Duramax Diesel 2001-2005 6.6L 2500/3500. For, Extended Cab, Long/Short box, Dually. Exclude Suburban. With 4 Bolt Converter Flange and Gasket. 4" Mandrel bent tubing for maximum flow Lower Exhaust Gas TemperaturesMore Pulling PowerUtilizes OEM HangersIncreased Horsepower and Torque Eas...
$609.40

Brand: HSP Diesel Part Number: 040-HSP-xxx
Build to Order! Lead Time roughly 1 week!!The 040-HSP Or HSP Billet Thermostat Housing Kit for the 2001-2005 Chevrolet and GMC Duramax is an awesome piece of billet equipment! Why Would you need an HSP Billet Thermostat Housing Kit?Let’s start with the fact that the factory location and ho...
$370.50

Brand: Mahle Part Number: 224-3451
Featuring a factory construction, the Mahle piston (standard, left bank) is an OEM replacement to your 2001-2005 GM 6.6L Duramax LB7/LLY. Each Mahle piston features a lightweight and expansion controlled design that maintains an OEM performance.FEATURES:LightweightQuality ConstructionApplication Not...
$154.21

Brand: MBRP Part Number: S6000P
4” Cat Back, Single Side Exit - Aluminized Steel Chevy/GMC 2500/3500 Duramax, EC/CC 2001-2005MBRP Performance Series ExhaustsMBRP's P Series features Aluminized Steel 4" & 5" Downpipe-Back and Turbo-Back exhaust systems. This creates the lightest system available, which makes it perfect for recre...
$419.99

Brand: Mahle Part Number: 224-3452
Featuring a factory construction, the Mahle Piston (Standard, Right Bank) is an OEM replacement to your 2001-2005 GM 6.6L Duramax LB7/LLY. Each Mahle piston features a lightweight and expansion controlled design that maintains an OEM performance.FEATURES:LightweightQuality ConstructionApplication No...
$154.21

Brand: Gator Fasteners Part Number: MSK667Y
Gator Fasteners Heavy Duty Main Studs are design to hold the bottom end of your 6.6L together whether you're building a tow rig, race truck or just a daily driver. These fasteners have a much higher strength and will not stretch like the factory bolts will. These Gator Fasteners Performance Mai...
$234.99

Brand: Banks Power Part Number: 487xx
Banks' new Monster Sport Exhaust is one cool cat-back system! And its low price? That's way cool. The system slashes backpressure, increases exhaust flow, improves fuel economy and delivers extra power to your rear wheels. Exhaust tip optional. 4" constant-diameter cat-back exhaust system Virtua...
$379.00

01-07 GM 6.6L Duramax Cometic MLS Head Gasket (Left)
Backordered
Brand: Cometic Gasket Inc Part Number: C5883-0XX
All on Backorder with No ETA   **Updated on 05/02/2024** The Cometic C5883 MLS Head Gasket for your 2001-2007 GM 6.6L Duramax is comprised of multiple embossed layers of both viton coated and uncoated stainless steel. The embossed outer layers of the gaskets meet the demands of a va...
$140.28

Brand: FloPro Part Number: 820
Fits, GM Duramax Diesel 2001-2007 6.6L 2500/3500. For, Extended Cab, Long/Short box, Dually. 4" Mandrel bent tubing for maximum flow Lower Exhaust Gas TemperaturesMore Pulling PowerUtilizes OEM HangersIncreased Horsepower and Torque Easy Bolt-on Kits, "Everything you need"   Flo Pro part num...
$484.47

Brand: FloPro Part Number: SS820
Fits, GM Duramax Diesel 2001-2007 6.6L 2500/3500. For, Extended Cab, Long/Short box, Dually. 4" Mandrel bent tubing for maximum flow Lower Exhaust Gas TemperaturesMore Pulling PowerUtilizes OEM HangersIncreased Horsepower and Torque Easy Bolt-on Kits, "Everything you need" Flo Pro part number:...
$609.40

Brand: USA Standard Gear Part Number: ZKGM11.5
USA Standard Gear Master Overhaul Kits give you all the high-quality installation parts you need to start and finish every differential job. USA Standard Gear offers more tailor-made kits than any other manufacturer in the industry to meet your specific installation needs. This kit uses high-quality...
$433.85

Brand: Alliant Power Part Number: AP0052
The Alliant AP0052 Head Gasket is a direct replacement for your 2001-2010 GM 6.6L Duramax. Alliant Power provides OEM quality, without the OEM price. Keeping Original Equipment Manufacturer (OEM) product as the preferred service part so vehicles and equipment continue to perform like new and provide...
$41.68

Brand: Dynomite Diesel Part Number: DDPNCP3-33212
Duramax 01-10: Brand New 12mm STROKER CP3 pump sold with no core charge. This pump is capable of supporting over 1,000 RWHP with proper supporting modifications. Full fuel delivery to 6,000 RPM. New OEM unmodified FCA for improved tunability.For maximum fuel delivery, we recommend a 200 GPH (or larg...
$2,626.50

Brand: Gator Fasteners Part Number: RBK66
If you are wanting to keep your 6.6L Duramax on the road for the long haul, you need the high quality parts like these Gator Fastener Rod Bolts. These head studs have a much higher strength and will not stretch like the factory bolts will.Part number: RBK66...
$209.99

Brand: XDP Mfg Part Number: XD316
Restore lost power from the valvetrain in your 2001-2016 GM 6.6L Duramax with the XDP Pushrods 7/16" Competition & Race Performance XD316. The factory pushrods in your Duramax engine are not adequate to handle the stress from your modified engine. Increased cylinder pressures, higher engine...
$378.95

Brand: Nitro Gear & Axle Part Number: GPSD02-10-4.11
Ford Superduty 4X4 Nitro Front & Rear Gear Package Kit*Does not fit Dually modelsRecommended: 7 quarts of Nitro Synthetic Plus Gear LubeTech Note:Does not fit Dually models; however, we do have the parts individually. Contact us for details. Gear package now includes rear pinion bearing spacer f...
$1,170.00

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