2001-2005 Duramax Twin CP3 Pump Controller to operate dual CP3's. Twin CP3 Controller for 2001-2005 Duramax LB7/LLY Features: Twin CP3 Pump Controller Wire Harness Connectors Vehicle Fitments 2001-2005 GMC 6.6L DURAMAX 2001-2005 CHEVROLET 6.6L DURAMAX

Short Stainless Rail Fitting for LB7 & LLY or LML Fuel Rails. 1/8" ID for increase fuel flow. High Flow Rail Fitting (Short) for 01-05 & 11-16 Duramax Features: Stainless Rail Fitting Vehicle Fitments 2001-2005 & 2011-2016 GMC 6.6L DURAMAX 2001-2005 & 2011-2016 CHEVROLET...

The Fleece Performance Duramax 10mm stroker CP3 is a straight forward, no inflated numbers, CP3 upgrade proven to support 750 RWHP with the proper complimenting modifications. Not only will it support 750 RWHP, but it also eliminates the factory fuel flow restiction that begins...

The Fleece Performance CP3K is a modified Duramax LBZ CP3 designed to eliminate the factory fuel flow restriction that begins at 3,000 RPM. If you have a stock CP3 pump you are losing fuel flow and rail pressure after 3000 RPM, which correlates to...

If you're running an aftermarket positive displacement lift pump like our PowerFlo on your Duramax our fuel primer bulb sealing kit will allow you to eliminate the leak prone primer bulb from your fuel system. The sealing cap includes a 1/8 inch NPT port...

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! Direct OEM In-Tank Replacement: The PowerFlo Lift Pump retains the...

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 ?...

The LB7 PowerFlo lift pump is the latest OEM replacement performance lift pump from the diesel experts at Fleece Performance. Direct OEM In-Tank Replacement: The PowerFlo Lift Pump retains the factory fuel lines and installs in less than half the time of other high...

Banks Power Straight Pipe Kits are made from durable galvanized T-409 Stainless Steel. These kits come with necessary hardware for the applications listed in their description. Straight Pipe Kit, Replaces Muffler P/N 53800 Straight Pipe Kit-Replaces Muffler 5380 Features: Straight Pipe Kit Vehicle Fitments...

The WCFab 2001-2016 Duramax Up Pipe Bolt Kit is comprised of 6 specially selected high strength 12 point ARP fasteners and matched washers with a pack of assembly lube and are designed as an upgrade to the OEM fasteners employed on the 2001-2016 and...

Replace the light weight, 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 EGT's. Will work with ANY Turbo...

4" Twin Turbo Down Pipe for LB7/LLY/LBZ/LMM Duramax Down Pipe 4in. for LB7/LLY/LBZ/LMM Duramax with Twin / Compound Turbo Features: 4" Twin Turbo Down Pipe for LB7/LLY/LBZ/LMM Duramax For custom built racing applications to fabricate your own twin turbo kit Use in conjunction with...

The head pipe is one of the biggest restrictions in your vehicles exhaust system. Pushing air out of the turbocharger wastes power that should be going to the drive wheels. Monster head pipe provides a restriction-free path out of the turbocharger for quicker response,...

Virtually indestructible 100 percent stainless TorqueTubes maximize exhaust extraction, unleashing gobs of torque thatll jam you into the seat and haul you up the grade. Banks heavy-wall 400-series stainless TorqueTubes include two full exhaust manifold assemblies, each with a seamless high-velocity collector. Unlike the...

WCFab?s 2001-2016 Duramax Billet Exhaust Manifolds replace the restrictive factory cast parts with high-strength, TIG-welded high-flow billet steel components. These manifolds are exhaust port gasket matched and internally divided for optimal flow with OEM or ported cylinder heads. Outlet locations allow full compatibility with...

Physical fitment. Why consider a cheap, ill-fitting aluminized exhaust? Banks 4 in. Monster Exhaust is made of rugged, long-lasting 100 percent stainless steel. It fits better than the competition, because Monster Exhaust utilizes the factory hangers and maintains proper clearance to all under-vehicle components....

Physical fitment. Why consider a cheap, ill-fitting aluminized exhaust? Banks 4 in. Monster Exhaust is made of rugged, long-lasting 100 percent stainless steel. It fits better than the competition, because Monster Exhaust utilizes the factory hangers and maintains proper clearance to all under-vehicle components....

Physical fitment. Why consider a cheap, ill-fitting aluminized exhaust? Banks 4 in. Monster Exhaust is made of rugged, long-lasting 100 percent stainless steel. It fits better than the competition, because Monster Exhaust utilizes the factory hangers and maintains proper clearance to all under-vehicle components....

Improves airflow up to 176 percent. Monster Performance & Modest Price. Banks new Monster Sport Exhaust is one cool cat-back system! And its low price? Thats way cool. The system slashes backpressure, increases exhaust flow, improves fuel economy and delivers extra power to your...