D200/D250/D300 to D350 Power Upgrade for New Range Rover Sport L461

D350 Power Upgrade

• Professional Performance Enhancement for JLR Diesel Engines
• Activate Factory Performance Potential

Package Includes:

• JET Master Engineering Software Demo License for 1 VIN, valid for 72hours
• Remote Activation Service for 1 VIN

Unlock Hidden Diesel Performance

The D350 Power Upgrade leverages the identical hardware architecture across JLR’s diesel engine range to unlock significant performance gains. As confirmed by engineering analysis: “The D200, D250, and D300 are identical to the D350” at the hardware level.

Identical Engine Architecture

All JLR Ingenium diesel engines share the same:

• Block and cylinder head castings
• Turbocharger hardware
• Fuel injection system
• Cooling system components
• Exhaust aftertreatment

How to activate it?

ECU Remapping
Performance differentiation is achieved solely through ECU software calibration. The D350 power map is present but inactive in lower-specification models. Our certified programming activates this factory-engineered performance profile.

OEM Activation
JET Master Engineering Software and JLR Enet Wifi Adapter are required.

Performance Comparison: D300 vs D350

Specification	D300 (Stock)	After D350 Upgrade	Gain
Power Output	296 HP	345 HP	+49 HP
Torque	479 lb-ft	516 lb-ft	+37 lb-ft
0-60 mph	6.5 seconds	5.8 seconds	-0.7 seconds

Professional-Grade Advantages

• Hardware Compatibility
  Zero physical modifications required – utilizes existing components
• OEM Reliability
  Factory-engineered calibration maintains durability standards
• Workshop Efficiency
  45-minute programming procedure via JLR diagnostic port
• Warranty Safe
  Undetectable through standard dealership diagnostics

Specialized Solution For

• JLR Certified Workshops
• Diesel Performance Specialists
• Automotive Electronics Technicians
• Range Rover Owners
• Land Rover Specialists

Activate Your Diesel Performance

Unlock factory-engineered power with our professional D350 programming service. Contact our certified technicians for vehicle-specific implementation.
Schedule Diesel Upgrade