T409 Stainless Steel Round Diesel Muffler - 4" Inlet/Outlet

This universal muffler will require modification of your 4" exhaust system to install.

You will need to cut out the correct length and weld this muffler in, alternatively, you can use clamps.  

*No hardware included*   

EFI Live Autocal V3 with custom tuning

With 512MB storage for tune and log files and file transfer times up to 10 times faster than AutoCal V2, AutoCal V3 delivers significant hardware advancements to the tuning market.

AutoCal V3's built-in USB drivers, field upgradeable firmware, and custom menu system makes supporting remote customers a breeze.

Supporting GM, Dodge Cummins, and Cummins Heavy Duty protocols on the one device, a future update for AutoCal V3 will enable license transfers between FlashScan and AutoCal V3 devices where the device license numbers match. AutoCal V3 can be used by tuners with FlashScan V3 (not yet available), FlashScan V2, or FlashScan HD.

AutoCal V3 User Guide is now available to assist both tuners and end-users. The AutoCal V3 label template is also available for tuners who wish to rebrand AutoCal.

Compatibility:
2001, 2002, 2003, 2004, 2005, 2006, 2007, 2007.5, 2008, 2009, 2010 Chevy Silverado & GMC Sierra Duramax 6.6L.

Cab & Chassis trucks will only come with one tune file.

Emissions: 
DPF, DEF, Cat, and EGR systems are removed on all custom tunes.  This is for off-road use only. 

Features:

• Improved fuel economy
• Improved performance
• Custom tunes tailored tune files for your specific vehicle and modifications
• Read and clear DTC codes
• High-speed data logging
• Display data while logging
• Read & program calibration and operating system data of engine controller
• Read/Flash AutoCal⇄Connected Vehicle between 30 seconds and 7 mins (vehicle dependent)
• Automatic saving of trace files
• Includes rotary switch to change tune levels  

**All EFI Live orders will take 3-6 business days to program before they are shipped. Be sure all information entered is exact, any misinformation given can result in delays.  This is a custom-tailored product and cannot be returned or canceled.  Full detailed installation instructions are included, if you are not capable of installation please book your truck in with a local diesel shop to have them install it, we do not offer any tech support regarding the installation and flashing.**

 Optional lock & key switches are available here. 

Vehicle Fitment:
2001, 2002, 2003, 2004, 2005, 2006, 2007 Chevrolet Silverado & GMC Sierra 2500 & 3500HD 6.6L Duramax LB7 / LLY / LBZ pickup trucks. Will not fit Cab & Chassis trucks.

Description: This 4" race exhaust starts at the downpipe and allows removal of the catalytic converter and DPF filter from the exhaust system for off-road

Features:

• 4" or 5" stainless steel piping 
• Downpipe Back Race Exhaust System
  
• OE style hangers for easy installation
• Maximum flow for competition applications
• No bungs
• Increases Fuel Efficiency

Add a 4" muffler here
Add a 5" muffler here

**Off-road use only. Requires race tuning** 

T304 Polished Stainless Steel Round Diesel Muffler - 5" Inlet/Outlet

This muffler will require modification of your 5" exhaust system to install.

You will need to cut out the correct length and weld this muffler in, alternatively, you can use clamps.  

*No hardware included*    

EGR Valve & Cooler delete kit for late 2006 to early 2007 GMC/Chevrolet Duramax LBZ 6.6L engines. 

 Compatibility:

2006, 2007 GMC SIERRA / CHEVROLET SILVERADO 2500/3500 LBZ only, not LMM

Features:

• Allows removal of the complete EGR system
• No more plugged or leaking EGR system
• Includes all hardware and gaskets
• Increases fuel economy
  
• Increases engine longevity 
• Includes passenger-side stainless steel up-pipe 
• Includes high-flow intake tube

*Off-road use only.  Requires custom tuning* 

Upgrade your exhaust flow with this Passenger side Up-pipe for 2001-2016 Duramax 6.6L engines.  The larger 2" diameter allows for better exhaust flow resulting in better flow and performance.   Stainless steel construction to replace the OEM pipes that develop leaks at the bellow over time. 

Compatibility:

2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Duramax 6.6L engines. 

Features:

• Higher flow rate compared to OEM pipe for better flow
  
• Improved throttle response
• Improved turbo efficiency
• Stainless steel
  
• Higher flow and lower turbulence airflow for increased power 
  
• Does not include provisions for the EGR system
  
• Includes new MLS gaskets

 Note: Non-EGR up pipe, the EGR system must be removed on LB7 and LLY-LML engines. 2015+ may require modification of the shock mount.

*Off-road use only. Race-tuning required

Vehicle Fitment:
2004.5, 2005, 2006, 2007, 2008, 2009, 2010 Chevrolet Silverado & GMC Sierra 2500 & 3500HD 6.6L Duramax pickup trucks. Will not fit Cab & Chassis trucks.

Description: This 3" turbocharger downpipe will increase exhaust flow out of the turbo, improving performance. 

Features:

• 3" Stainless Steel piping
  
• 20% better flow than the factory pipe
• Includes heat-wrap to keep engine bay temperatures down
• Greater heat-retention
• Will not affect emissions systems
• Maximum flow for competition applications  

Vehicle Fitment:
2001, 2002, 2003, 2004 Chevrolet Silverado & GMC Sierra 2500 & 3500HD 6.6L Duramax pickup trucks. Will not fit Cab & Chassis trucks.

Description: This 3" turbocharger downpipe will increase exhaust flow out of the turbo, improving performance. 

Features:

• 3" Stainless Steel Piping
  
• 20% better flow than the factory pipe
• Includes heat-wrap to keep engine bay temperatures down
• Includes gasket
• Greater heat-retention
• Will not affect emissions systems
• Maximum flow for competition applications