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Brand: K&N Filters Part Number: 57-3034
The 57 Series Generation II air intake, also referred to as an FIPK®, is K&N's ultimate performance product. These performance intakes are designed to increase power by as much as 10%. 57 Series FIPK's are CARB exempt, street legal in all 50 US states, come with a Million Mile Limited Warranty and ...
$349.99

01-04 Chevy/GM LB7 6.6L Duramax Diesel S&B Air Intake System
PDP Pick
Brand: S&B Filters Part Number: 75-5101x
Airflow Rating     Cotton, Cleanable: Flows 47.8% better than the Stock Intake Dry: Flows 46.7% Better than the Stock Intake Efficiency Rating     Cotton, Cleanable: 99.32% Efficient @ 632 CFM (ISO Coarse Dust) Dry: 99.74% Efficient @ 632 CFM (ISO Coarse Dust) S&B Cold Air Intake...
$349.00

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: 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: 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

01-04 GM 6.6L Duramax AFE Pro Dry S Momentum HD Intake System
Backordered
Brand: AFE Part Number: 51-74001
Backordered with No ETA   **Updated on 05/07/2024** 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. From the one-...
$416.00

Brand: Banks Power Part Number: 42132
Passes the test. Again and again.Others build and ship without testing. Not Banks. Our Ram-Air Intakes start out as CAD software prototypes and are put through flow simulations. The design is refined until the simulation shows optimal performance. Then a hardware prototype is made and the design is ...
$449.00

Brand: Banks Power Part Number: 42132-D
The Banks Power 42132-D Ram-Air Intake System with Dry Filter for your 01-04 GM 6.6L Duramax LB7 delivers astonishing best gains in airflow, air density and power. Its large dry synthetic air filter requires fewer cleanings than competitive filters (stock's small paper filter is not reusable). With ...
$449.00

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: 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: K&N Filters Part Number: 33-2135
K&N® washable, reusable High-Flow Air Filters™ feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last fo...
$74.99

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: Merchant Automotive Part Number: 10548
Replace the water pump on your 2001 to 2005 Duramax Silverado or Sierra truck with this kit that includes all the gaskets and seals to do the job right!Kit Includes: Water PumpWater Pump to Engine Cover SealWater Pump to Cover Seal Bypass Pipe SealUpper Bypass Pipe SealWater Pump Outlet Ga...
$149.33

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: MBRP Part Number: S6000AL
MBRP 2001-2005 6.6L Duramax Aluminized 4" Exhaust System, Cat/4 Bolt flange Back Aluminized Installer Series, four-bolt flange back. Includes 4 Inch Inlet, 5 Inch Outlet Polished Stainless tip! The Duramax has a refined toughness to it. MBRP Inc. Has left the refined part to General Motors, and ad...
$524.99

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

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