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...
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...
Have you noticed more engine noise or vibration on your Duramax truck? If so it could mean that your engine mounts have failed. We have utilized these mounts on some trucks that have come through our shop. Stock engine mounts fail over time as bushings deteriorate. This causes vibration and en...
Have you noticed more engine noise or vibration on your Duramax truck? If so it could mean that your engine mounts have failed. We have utilized these mounts on some trucks that have come through our shop. Stock engine mounts fail over time as bushings deteriorate. This causes vibration and en...
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 RPM, and...
The Ford 6.0L VNT Cheetah Turbocharger is highly regarded as an excellent turbo replacement for several reasons, particularly for the 2004.5-2007 6.0L Ford Powerstroke diesel engines:
Drop-In Design: This turbocharger is designed as a drop-in replacement, meaning it is engineered to fit without m...
My stock turbo already failed on my 2020 ram 6.7L Cummins. Is there a better replacement turbo that will last longer? If I chose the Fleece Cheetah turbo, what else needs to be upgraded to ensure the turbo and engine last longer?
When it comes to replacing the stock turbo on a 2019-...
The PowerFlo lift pump is the latest OEM replacement performance lift pump from the diesel experts at Fleece Performance. The PowerFlo is the only in-tank lift pump capable of supporting up to 800 hp!FEATURESDirect OEM In-Tank Replacement:The PowerFlo Lift Pump retains the factory water-in-fue...
Smooth out the engine in your 82-93 6.2L/6.5L Diesel with the Fluidamper Performance Series Damper. Reduces damaging torsional vibrations.Part number: 800191...
FASS Fuel Systems Signature Series Adjustable Diesel Fuel System 165GPH Dodge Cummins 5.9L 12 Valve 1989-1993
FASS Fuel Systems Signature Series Adjustable Diesel Fuel Systems are designed to be the most versatile high performance fuel System on the market that allows for adjustable fuel pr...
Discontinued (11/21/2023)
Adjustable Fuel Pump
The most versatile High Performance Fuel Pump (pump only) on the market. The FA's allow the customer to tweak the fuel pressure on the "Fly". The Boost Compensation Port also gives the pump added/more consistent fuel pressure based o...
KEY FEATURES:
Delivers a rich, mellow exhaust note
Installs with common hand tools
Can improve fuel economy by 1-2 mpg
Boosts torque and horsepower
Complete Turbo Back System
4" Mandrel Bent
NO MUFFLER, ALL STRAIGHT PIPE
The Best Systems Start With the Best Material...
KEY FEATURES:Delivers a rich, mellow exhaust noteInstalls with common hand toolsCan improve fuel economy by 1-2 mpgBoosts torque and horsepowerComplete Turbo Back System4" Mandrel Bent The Best Systems Start With the Best MaterialsBuilt from heavy duty aluminized steel our Performance Series perform...
Complete Performance - High Pressure Oil Test Gauge HPOP Test Gauge 0-5000 PSI 94-2003 7.3L Powerstroke and International engines.Includes:3ft. HoseLiquid Filled Pressure GaugeEngine Adapter FittingAllows proper diagnostics of the HPOP output at start-up and during driving test.Part number: CP-...
Tymar Performance Intake
The Tymar Performance Intake is one of the most effective combinations of intake volume and filterization. The Tymar Performance intake has 98% initial filtration efficiency and will lower EGT's because it is much less restrictive than the stock intake system....
Give new life to your engine with a brand new Freedom Series Cummins cylinder head. Each head is manufactured in our state-of-the-art Freedom Racing Engine shop and guaranteed to meet or exceed factory specifications. All heads are inspected, pressure checked, decked, painted, fully assembled, and r...
Fits 1999-2003 Ford 7.3L Powerstroke Diesel F250 & F350 trucks.
Turbo Back, Single Side
KEY FEATURES:
# Delivers a rich, mellow exhaust note
# Installs with common hand tools
# Can improve fuel economy by 1-2 mpg
# Boosts torque and horsepower
# Complete Turbo Back System
...
Fits 1999-2003 Ford 7.3L Powerstroke Diesel F250 & F350 trucks.
KEY FEATURES:
Delivers a rich, mellow exhaust note
Installs with common hand tools
Can improve fuel economy by 1-2 mpg
Boosts torque and horsepower
Complete Turbo Back System
DOES NOT INCLUDE A MUFFLER
...
Fits 1999-2003 Ford 7.3L Powerstroke Diesel F250 & F350 trucks.
KEY FEATURES:
Delivers a rich, mellow exhaust note
Installs with common hand tools
Can improve fuel economy by 1-2 mpg
Boosts torque and horsepower
Complete Turbo Back System
The Best Systems Start With the Best Mate...
Replacement connector with 6" pigtail for use on the 2001-2002 LB7 Duramax oil pressure sensor. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure you get the highest quality replacement parts you need to get your truck or car back on t...
Fits: 2201-2004 Gm 6.6L Duramax LB7BD Diesel's OE quality stock replacement "Plus" injectors are assembled with the same exacting standards as our highest performance injectors, using OE procedures and fully calibrated and tested to ensure perfect operation. Enjoy the extra 5-15hp these flow-matched...
A drop-in, stock-appearing turbo for the Duramax LB7 which utilizes modern-day turbo technology. New compressor and turbine wheels have been designed to give you increased airflow without compromising on low end response. Every turbo has been balanced on a high speed VSR turbo balancer in order to s...
**Discontinued**
Max-Flow Performance Series Duramax Manifolds& Up Pipes
Fits 2001-2004 Silverado/Sierra 6.6 Duramax w/Federal Emissions
Part# MAX-PMF-0116 + MAX-ARAL-0104
*NOT LEGAL FOR SALE OR USE IN CALIFORNIA. THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUC...
ALL NEW! Freedom Series cylinder heads for the LB7 6.6L Duramax now with a cupless injector bore - save time and money with no more injector cups to install, leak, or worry about. Each cylinder head is assembled from a new casting in our state-of-the-art Freedom Racing Engine shop and is guaranteed ...
ALL NEW! Freedom Series cylinder heads for the LB7 6.6L Duramax now with a cupless injector bore - save time and money with no more injector cups to install, leak, or worry about. Each cylinder head is assembled from a new casting in our state-of-the-art Freedom Racing Engine shop and is gua...
Replacement connector with 6" pigtail for use on the 6.6L Duramax engine and other vehicle applications. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure you get the highest quality replacement parts you need to get your truck or car ...
PROBLEM: If you are running an aftermarket pump that is mounted external of the fuel tank, you will need to install a draw straw or drill your fuel tank to accommodate a sump. Each of these has some pretty significant drawbacks including the ¼ tank issues that result in cavitation of the...
Backordered with No ETA (Updated 1/22/2025)
Original LB7 Injection lines will corrode and break and are a leading cause of contamination when changing the injectors. If you are changing your injectors, have a line failure, or are looking to upgrade your stock lines, we’ve got you covered wi...
Original LB7 Injection lines will corrode and break and are a leading cause of contamination when changing the injectors. If you are changing your injectors, have a line failure, or are looking to upgrade your stock lines, we’ve got you covered with our direct replacement LB7 injection lines! An u...
Original LB7 Injection lines will corrode and break and are a leading cause of contamination when changing the injectors. If you are changing your injectors, have a line failure, or are looking to upgrade your stock lines, we’ve got you covered with our direct replacement LB7 injection lines! An u...
Original LB7 Injection lines will corrode and break and are a leading cause of contamination when changing the injectors. If you are changing your injectors, have a line failure, or are looking to upgrade your stock lines, we’ve got you covered with our direct replacement LB7 injection lines! An u...
Original LB7 Injection lines will corrode and break and are a leading cause of contamination when changing the injectors. If you are changing your injectors, have a line failure, or are looking to upgrade your stock lines, we’ve got you covered with our direct replacement LB7 injection lines! An u...
DHD Built Performance Allison Transmission Valve BodyDHD's Turbo Tony valve body is assembled in house with the best parts in the industry. DHD's 17 years of experience building transmissions has really allowed them to hone in on exactly what products and services make the best performing Allison tr...
Max-Flow High Performance Water Pump Kit
Fits 2001-2005 Silverado/Sierra LB7/LLY Duramax
Part# MAX-HPWP-0105
The Max-Flow High Performance Water Pump kit is designed specifically for high RPM and high horsepower applications, but is also a great replacement for stock applications as well. W...
Replace your leaking transmission lines with our heavy duty, high flow, flexible transmission lines. Our kit is the most complete replacement transmission line kit available for your LB7 or LLY truck! It includes all of the necessary fittings whether your truck is running a stock radiator or S...
Replacement Transmission Cooler Line (short line) for the Fleece Performance Allison Transmission Cooler Line Kit (FPE-TL-LB7-LLY). For use on model year 2001-2005 LB7-LLY trucks.
APPLICATION NOTES
This is a single replacement line only. It does not include any fittings or additional compo...
Replacement connector with 6" pigtail for use on the 6.6L Duramax engine including MAP, BARO, camshaft, and crankshaft sensors. Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure you get the highest quality replacement parts you need to...
Fits: 2001-2010 GM 1500HD/2500HD/3500HD | 2001-2013 GM 2500 SUV 2WD/4WD
This Cognito P0753 3" Performance Leveling Kit With Fox Shocks are the perfect component for your 2001-2013 GM Truck & SUV. This kit comes with Torsion Bar Keys, Ball Joint Upper Control Arm Kit, Fron...
Backorder with No ETA (Updated on 1/21/2025)
TufShafts are a direct replacement upgrade shafts for any 2001-2010 GM 2500-3500 with a 9.25” AAM front axle. They are designed to eliminate the stock passenger side split axle shaft that is prone to breaking under high torque situati...
Give your steering system a strong base that vastly improves the factory design. Perfect for those who have added larger wheels and tires, more horsepower, or use their vehicle for drag racing, sled-pulling, or off-roading. This Extreme-Duty Steering Kit comes complete with everything you need ...
(Use with PPE Race Straight or drilled stock Center Link)
Give your steering system a strong base that vastly improves on the factory design. Perfect for those who have added larger wheels, more horsepower or use their vehicle for racing, sled-pulling, or off-roading. This forged steel part is eq...
This massive 1.5” diameter center link is specially designed to fit the PPE Extreme-Duty Forged 7/8” Pitman and Idler Arm, providing the ultimate strength and rigidity in your steering. Zerk fittings ensure easy, regular maintenance.
2001-2010, 30-1/2" over-all-length M18 ...
Our PPE-forged, OE-style center link is the solution for ultimate strength and rigidity in your steering. This massive 1.5” diameter center link accepts the stock-taper pitman and idler arms so it’s a direct bolt-on replacement. Zerk fittings ensure easy, regular maintenance.
20...
ATS BoostFooler Electronic Fuel Regulator
Fitment: 2001-2010 GM 6.6L Duramax
The BoostFooler Electronic Fuel Regulator will allow you to utilize your turbochargers full potential without the truck reducing fuel when it gets that extra boost you've been looking for.
...
Our Fuel Pressure Regulator (FPR) harness for the 2001-2010 6.6L Duramax is a direct replacement for GM Part Number: 97378671 (MY 2006-2010) and 97327685 (MY 2001-2005). Produced in-house, our manufacturing process includes fully automated wire cutting and terminal crimping to ensure you get the hig...
Replacement Transmission Cooler Line (longest length line) for the Fleece Performance Allison Transmission Cooler Line Kits FPE-TL-LB7-LLY and FPE-TL-LBZ-LMM. For use on model year 2001-2010 LB7, LLY, LBZ, and LMM trucks.
APPLICATION NOTES
This is a single replacement line only. It does no...
Replacement Transmission Cooler Line (medium length line) for the Fleece Performance Allison Transmission Cooler Line Kits FPE-TL-LB7-LLY and FPE-TL-LBZ-LMM. For use on model year 2001-2010 LB7, LLY, LBZ, and LMM trucks.
APPLICATION NOTES
This is a single replacement line only. It does not...
Options on Backorder 930036055, 930036075, 9300298895, 930029875 and 930029855 with No ETA (Updated on 1/21/2025)
Performance Cast Pistons
Designed for street/strip or pulling trucks making 400-1000HP that still get used as a daily driver or work truck. Machined from OE castings (retaining...