6.6L LLY (2004.5-2005) Duramax

🔧 Boost Leak Tester Kit – Universal Turbo Inlet Tool with Billet Plug, Silicone Boot & T-Bolt Clamps Ensure your turbocharged system is running at peak performance with our Boost Leak Tester Kit. The best way to detect boost leaks is by pressurizing the...

🔧 Universal Boost Leak Tester Kit – Billet Plug, Silicone Coupler & T-Bolt Clamps | Turbo Inlet Pressure Test Tool Eliminate hidden performance loss and increase power by tracking down boost leaks the right way. Our Universal Boost Leak Tester Kit is the most...

🛠️ Boost Leak Tester Kit – Protect Your Turbo | Includes 45° Elbow & Air Fitting Installing a new turbo or building a fresh setup? Don’t skip one of the most important steps in turbocharger health—boost leak testing. This Boost Leak Tester Kit helps...

🔍 Universal Turbo Boost Leak Tester Kit – Billet Plug, Silicone Boot & T-Bolt Clamps Stop chasing down boost leaks the hard way—pressurize your entire intake system and locate leaks quickly with our Universal Boost Leak Tester Kit. Designed to fit virtually any turbocharger inlet,...

Are you removing the injectors and don't want to reuse the seals? You are making the right choice. Replacing the injector seals is cheap insurance that you won't have an issue when you get the truck back together. Don't risk having to do the...

Does your original LLY fuel injector lines have rust or corrosion build up. Are the sealing surfaces showing damage? Are you questioning if they will even clean up? We certainly would. Replacing the fuel injector lines is highly recommended when changing the LLY fuel...

Does your original LLY fuel injector lines have rust or corrosion build up. Are the sealing surfaces showing damage? Are you questioning if they will even clean up? We certainly would. Replacing the fuel injector lines is highly recommended when changing the LLY fuel...

🛠️ LLY Duramax Driver-Side Intercooler Pipe – 3.00" Mandrel Bent Upgrade Eliminate the restrictive factory crimped intercooler pipe and upgrade to this 3.00" Mandrel Bent Driver-Side Intercooler Pipe for your LLY Duramax. Designed for maximum airflow and minimal pressure drop, this high-flow pipe improves turbo spool, throttle...

  Have your original or aftermarket injectors left you stranded? Are you cautious to use your truck for what its intended for? Want to feel confident in making that long trip across country or hauling that heavy load for work? Well, look no further...

Are you looking for an increase in power without sacrificing drivability or reliability? Well, look no further than our 60% over fuel injectors!   The nozzles are enlarged using abrasive flow honing technology and are hydraulically flow matched to less than 1%. Each nozzle...

So, you're ready to push the limit of your build and want to find an injector you can trust to take you to the podium? With our background in OE development, manufacturing and pioneers of the performance common rail fuel systems, you can trust...

Have your original or aftermarket injectors left you stranded? Are you looking for an increase in power without sacrificing drivability or reliability? Well, look no further than our 45% over fuel injectors!   The nozzles are enlarged using abrasive flow honing technology and are...

So, you're ready to push the limit of your build and want to find an injector you can trust to take you to the podium? With our background in OE development, manufacturing and pioneers of the performance common rail fuel systems, you can trust...

So, you're ready to push the limit of your build and want to find an injector you can trust to take you to the podium? With our background in OE development, manufacturing and pioneers of the performance common rail fuel systems, you can trust...

Have your original or aftermarket injectors left you stranded? Are you looking for an increase in power without sacrificing drivability or reliability? Well, look no further than our 30% over fuel injectors!   At 30% over stock, these are an excellent upgrade for close...

So, you've made some power but now you want more? Do you still want good drivability while running more competitive events? Well, look no further than our 250% over fuel injectors!    The nozzles are enlarged using inhouse micro EDM (Electrical Discharge Machining) and...

So, you've made some power but now you want more? Do you still want good drivability while running more competitive events? Well, look no further than our 200% over fuel injectors!    The nozzles are enlarged using inhouse micro EDM (Electrical Discharge Machining) and...

So, you've made some power but now you want more? Do you still want good drivability while running more competitive events? Well, look no further than our 150% over fuel injectors!    The nozzles are enlarged using inhouse micro EDM (Electrical Discharge Machining) and...

Do you want to edge out that Mustang at the track or put another 5' on the next truck? Are you looking for an increase in power without sacrificing drivability or reliability? Well, look no further than our 100% over fuel injectors!   The...

Are you seeing intermittent rail pressure fluctuations that are causing running issues? The rail pressure sensor may be the root cause.   The fuel pressure sensor is a crucial part of the high pressure fuel system. It effectively measures fuel pressure allowing for proper...