EFI Live Tuners

2006-2015 Cummins Switchable EFILive tunes on the fly. CSP5 switch for 06-07 5.9L and 6.7L` CumminsOBDII port with Pass through connection at OBDII port to allow use with other monitoring devices*Includes upgrade and CSP switch.

2017 - 2020 GM L5P E41 Moddified ECM. Emissions Compliant Tuning Only

The SPADE series (Standalone Programming And Diagnostic Equipment) makes the highest quality tunes on the market available in a simple to use OBD style flash tool. The tunes represent the best in drive-ability, reliability, and power. The SPADE system is...

CSP Tunes only for customer who already have the SPADE or V2 hardware.  Cumminstuner's CSP Tuning are the best tuning calibrations for your 5.9L Cummins with a built transmission. We use EFILive tuning software and years of tuning experience to...

5 position switch Blue Wire

By adding the DSP5 switch to your EFI Live tuned Duramax, you can change tunes on the fly. That means no more waiting on a programmer to download changes by reflashing the computer through the OBD2 port. With the installation of this switch, changing...

When larger turbo chargers are added to these trucks, the usable RPM range is shifted up. Engine speeds where a stock turbocharger would be happy, may be laggy, smokey, or hot on the pyro after the addition of a larger turbo. Tuning the transmission on...

The EZ LYNK AutoAgent™ 2.0 is the most user friendly flash tool we have ever used to load our tunes on a vehicle.  In just a few minutes you can walk through the easy to follow 3 simple steps to load custom tunes on your 2011 - 2016...

The SPADE series (Standalone Programming And Diagnostic Equipment) makes the highest quality tunes on the market available in a simple to use OBD style flash tool. The tunes represent the best in drive-ability, reliability, and power. The SPADE system is...

Includes: 1 tune built to customers specifications Choose this option if you're looking for a single tune. Typically this option is used in the following situations: -P0087 fix on 2006-2010 trucks -Speed limiter or other reduced power...

EFI Vin License

We manufacture LLY, LB7 and LBZ/LMM DSP5 switches. We offer discounts for quantity purchases. Our regular DSP5 switches include a custom made, aluminum knurled knob, a 1-5 decal, 1/8" SLT (split loom tubing) for easy install, appropriate high-temperature...

For years people have been forced to mount their rotary switch through a panel on their dash or somewhere inconspicuous, but either way they were had to drill a hole somewhere, and that can never be fixed. Well with our GDP Brackets there is no more...

For years people have been forced to mount their rotary switch through a panel on their dash or somewhere inconspicuous, but either way they were had to drill a hole somewhere, and that can never be fixed. Well with our GDP Brackets there is no more...

For years people have been forced to mount their rotary switch through a panel on their dash or somewhere inconspicuous, but either way they were had to drill a hole somewhere, and that can never be fixed. Well with our GDP Brackets there is no more...

Keylock 5 position DSP5 switch, Purple wire (Not manufactured by EFI Live) This switch also works on LBZ/LMM Trucks. Round pin on purple LLY switch is ideal if you ever need to remove switch from your LLY/LBZ/LMM Duramax

Keylock 5 position DSP5 switch, Purple wire (Not manufactured by EFI Live)

5 position DSP5 Keylock switch, Grey wire(Not manufactured by EFI Live)

5 position Keylock Switch Blue Wire (Not manufactured by EFI Live)

5 position Keylock switch Grey wire(Not manufactured by EFI Live)

Keylock5 position switch Purple wire (Not manufactured by EFI Live) This switch also works on LBZ/LMM Trucks. Round pin on purple LLY switch is ideal if you ever need to remove switch from your LLY/LBZ/LMM Duramax

We manufacture LLY, LB7, and LBZ/LMM and LML DSP5 switches. We offer discounts for quantity purchases. Our regular DSP5 switches include a custom made, aluminum knurled knob, a 1-5 decal, 1/8" SLT (split loom tubing) for easy install, appropriate...

Our Transmission tunes for 2010 to 2016 Cummins trucks take all of the shortcoming of the factory calibration and toss them out the window. We have spent countless hours balancing performance, reliability, and drive-ability so that we can deliver...

When your truck comes from the factory the transmission calibration is less than ideally setup for optimal performance. Our transmission tunes for 2001 to 2010 Allison transmissions repair all of the short-comings in the factory transmission calibration...

Motor Ops LPS (LML Power Selector) tuning for 2011 to 2016 Duramax trucks. We have spent countless hours on the dyno and on the road perfecting our tunes to suit the needs of any customer. No matter whether you are looking for a tow tune or an all out...

Power Performance is proud to offer transmission tuning for your Allison 5 and 6 speed equipped duramaxes! Our transmission tuning will allow for the torque converter to be applied in second gear (while in tow haul-request otherwise if you want it for...

2020 Ford 6.7L Powerstroke ECM Flash -Emissions Compliant Tuning Only

2003 - 2005 Dodge 5.9L Cummins (ECM Tuning & RTD + 2 Credits) -Emissions Compliant Tuning Only

The T87 & A50 Allison follows a pre-determined torque model in which all factory LMLs follow. As throttle input and load increases, so does the calculated torque the TCM estimates. Following this estimated torque amount is line pressure. Line...

CSP4 Tuning Upgrade (2006 - 2017 Cummins) -Emissions Compliant Tuning Only