Heavy Tow Tune Only for EFI Live Spade LLY (2004.5-2005)

$300.00

Heavy Tow Tune Only for EFI Live Spade LLY (2004.5-2005) – Maximum Towing Power with Reliability
Enhance your towing capabilities with our custom Heavy Tow Tune, designed specifically for 2004.5-2005 Chevy Silverado and GMC Sierra models equipped with EFI Live SPADE AutoCal hardware. This expertly calibrated tune optimizes power, torque, and reliability, ensuring a safer and more efficient towing experience for heavy loads above 8,000 lbs and up to your truck’s GVWR.

– Optimized for Heavy Loads: Perfect for towing over 8,000 lbs, ensuring stability and performance.
– Enhanced Power & Torque: Fine-tuned calibrations improve towing efficiency and responsiveness.
– Reliability & Safety: Designed to maintain vehicle longevity and reduce excessive smoke.
– Seamless Compatibility: Built specifically for existing EFI Live SPADE AutoCal hardware.
– Emission Compliance Option Available: If your truck has no performance modifications, check out our 50-state legal Heavy Tow Tune.

Ensure your truck performs at its best under heavy towing conditions with this professionally engineered tune from Motorsports Arsenal.

$300.00

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Heavy Tow Tune Only for EFI Live Spade LLY (2004.5-2005)

Enhance your towing experience with the Heavy Tow Tune for EFI Live Spade, specifically designed for 2004.5-2005 LLY Duramax engines. This custom tune from Motorsports Arsenal delivers increased power and improved drivability while maintaining emissions compliance.

Why Choose the Heavy Tow Tune?

Optimized for Heavy Towing – Designed to tow up to 8,000 lbs GVW with enhanced power.
Power Without Excess Heat – Increases performance without raising Exhaust Gas Temperatures (EGTs).
Improved Fuel Control – Air-fuel ratio limits help reduce soot production for cleaner operation.
Factory Turbo Brake Retention – Ensures full functionality of the stock turbo brake.
Enhanced Drivability – Features revised pedal sensitivity for smoother low-speed trailer maneuvering.
Effortless Towing Experience – Provides enough power to “Shift Up, Throttle Back” for better efficiency.
Custom Calibration – Includes over 100+ calibration changes without interfering with wiring or sensors.

Performance & Specifications:

Horsepower & Torque Gains: +40 RWHP, +72 ft-lbs Torque
Compatible With: 2004.5-2005 LLY Duramax engines
Required Equipment: EFI Live Autocal V3 (SPADE)
Includes: Custom tuning package tailored for heavy towing

Ideal For:

Professional drivers who tow heavy loads regularly
Owners of large boats, construction equipment, or welding rigs
Tow truck operators and heavy-service truck users
Drivers towing through hills, mountains, or long distances

Required Options:

EFI Live AutoCal V3 (SPADE) Required
- Handheld OBD flashing tool with diagnostic capabilities
- Ability to log engine data for troubleshooting
- Supports unlimited updates for a single truck
- Licensed for EFI Live tuning (additional licenses required for multiple vehicles)

Recommended Transmission Tuning (Sold Separately):

TCM Tuning Strongly Advised
- Ensures smooth shifting and optimal power band operation
- Particularly beneficial for trucks with larger tires, modified turbos, or built transmissions
- Helps maintain power output during uphill towing
ZF6 Manual Transmission Compatibility
- ECM tuning calibrated specifically to work with ZF6-equipped trucks
- Enhanced throttle response for smoother shifting and better power delivery

Warning:

This product contains chemicals known to the State of California to cause cancer. For more information, visit www.P65warnings.ca.gov. Upgrade your towing performance with the Heavy Tow Tune from Motorsports Arsenal, delivering power, efficiency, and control for your heavy-load needs.