Street Tune incl EFI Live Spade LB7 (2001-2004)

Street Tune incl EFI Live Spade LB7 (2001-2004)

Optimized Stock Tune incl EFI Live Spade LB7 (2001-2004)

Optimized Stock Tune incl EFI Live Spade LB7 (2001-2004)

Heavy Tow Tune incl EFI Live Spade LB7 (2001-2004)

Our custom Heavy Tow tune is the safest way for those who tow big, tow heavy, or tow a lot. What's heavy? Over 8,000 lbs and up to your truck's 2001, 2002, 2003, 2004 Chevy Silverado or GMC Sierra GVWR (Gross Vehicle Weight Rating). Our fine tuned calibrations expertly optimize for power, torque, smoke and vehicle reliability. EFI Live SPADE hardware included.

As low as $664.00

In stock

Customize Heavy Tow Tune incl EFI Live Spade LB7 (2001-2004)
V3 AutoCal (SPADE Hardware)   + $365.00
50 State Legal Single Tune - GM - LB7, LLY, LBZ, LMM - 2001-2010   + $299.00

Maximum 17 characters

* Required Fields

Your Customization
Heavy Tow Tune incl EFI Live Spade LB7 (2001-2004)
Heavy Tow Tune incl EFI Live Spade LB7 (2001-2004)

In stock



    Our Heavy Tow Custom Tune

    • Emissions Intact – you do not remove your emissions equipment
    • 50 State Legal!
    • SPADE Tuning, Part No. #11-10, E.O. No. D-845
    • Safe for Towing Heavy
      • Increase power, not EGTs (Exhaust Gas Temperature)
      • Custom “SMART EGT Control” will automatically manage your EGTs
      • Air:Fuel Ratio limits built into calibration to limit soot production
      • Designed to tow 8,000 lbs – GVW
      • Factory turbo brake retains complete functionality
    • Horsepower & Torque Increase +40 RWHP, +72 ft-lbs
      • Get your trailer up and moving more quickly
      • Lug in the gear you want while towing
      • Have enough power to “Shift Up, Throttle Back”
    • Revised pedal sensitivity
      • Low speed trailer maneuvering
        Back up with trailer without lurching
    • Custom Tuning from
      • Fully customized tuning with more than 100+ calibration changes from stock
      • No hacking wires into control units or fuel pump and turbo sensors
      • More power and less soot than box programmers
      • World Class Customer Service team that actually answers the phone!

    Who Benefits from this Tune?

    • Over-the-road driver or tows things for living
    • Large boat owners
    • Pulls construction equipment
    • Welding rig with lots of added weight
    • Need to tow in the toughest situations
    • Tow trucks and heavy service trucks
    • Tows 10,000 miles or more every year
    • Tows through hills, mountains and inclines
    • You can use this to tow lighter, but you'll get slightly better MPG with our Light Tow tune
    • Better yet, get all five of our custom tunes with Switch on the Fly 

    SPADE / EFI Live Autocal v3 Included

        • SPADE (Standalone Programming And Diagnostic Equipment)
        • a.k.a. EFILive AutoCal V3
        • Simple to use, handheld OBD flashing (programming) hardware
        • Scan tool – Log engine data for trouble shooting and diagnostics
        • Flash unlimited number of updates for your truck
        • Flash multiple trucks with the same device
        • Individual tunes and license required for each new truck
        • Up to 600 VIN slots available
        • EFiLive License is included in this price

    Recommended Transmission Tuning

    Why do you need TCM Tuning?

        • Works with ECM Tuning to provide smooth shifting and superior drive-ability
        • Required for the best possible drive-ability
        • TCM Tuning in the best tool to ensure your engine is operating within its preferred rev range

    TCM Tuning is especially important for trucks with:

        • Custom ECM Tuning
        • Larger tires (35”+)
        • Modified turbo(s)
        • Built transmission
        • Any modification that impacts operating RPMs


        • Use the wider torque curve provided by ECM Tuning
        • Keep your truck in its power-band when lugging up a grade


        • Optional 2nd or 3rd Gear Start for competition applications
        • Optimize your aftermarket turbocharger performance

    ZF6 Manual Transmission

    While the ZF6 Manual Transmission has no electronic controller for us to Calibrate or Tune, we do build our ECM Tuning to work specifically with them. We understand where to bring the power on in the throttle pedal to keep you shifting smooth and make more power when you need it.

    Warning: This product can expose you to chemicals that are known to the State of California to cause cancer. For more information, visit