Skip to content

Fuel Injection Tuning

Custom Fuel Injection Tuning

We specialize in custom fuel injection tuning for port injection, direct injection, and sequential systems across all performance applications. From modern muscle cars and sport compacts to vintage conversions and purpose-built race engines, our expert technicians use our Dynojet dynamometer to optimize every aspect of your fuel injection system. Whether you’re running a factory ECU, standalone engine management, or a custom EFI conversion, we deliver precise calibrations that maximize performance while ensuring reliability.

Contact Us

Standalone Engine Management

Complete setup and tuning for aftermarket ECU systems with unlimited control.
• Haltech Elite and Nexus series
• Holley Dominator and Terminator X
• AEM Infinity and Series 2
• MoTeC M1 series systems
• FAST XFI and XIM systems
• MS3Pro and MegaSquirt platforms
• Custom sensor configuration
• Flex fuel capability
• Launch control and traction systems

Factory ECU Tuning

Professional calibration of OEM engine computers for street and performance applications.
• HP Tuners (GM, Ford, Chrysler)
• COBB Accessport tuning
• SCT and Diablosport platforms
• Road race and drag calibrations
• Boost control and safety limiters

EFI Conversion Services

Transform carbureted engines with modern fuel injection for improved performance and reliability.
• System design and component selection
• Throttle body EFI installations
• Multi-port injection conversions
• Intake manifold modifications
• Fuel system upgrades
• Wiring harness fabrication
• Sensor installation and calibration
• Complete startup and tuning

Our Fuel Injection Tuning Process

Step 1: Vehicle Assessment We assess your current setup, review modifications, and discuss your performance goals to create a comprehensive tuning strategy.
Step 2: Base Map Configuration/Baseline Dyno Run A starting calibration is created or loaded based on your engine specifications, injector data, and fuel system capabilities.
Step 3: Custom Dyno Calibration Your vehicle undergoes multiple pulls while we refine fuel tables, ignition timing, VE maps, and boost control for optimal power and air-fuel ratios.
Step 4: Flash and Test The new calibration is uploaded to your ECU, followed by dyno verification and real-world road testing to ensure perfect operation.
Step 5: Fine-Tuning Final adjustments are made based on dyno data and driving characteristics to deliver the perfect balance of power and reliability.

Tuning Capabilities

We optimize all aspects of modern engine management:
• Volumetric efficiency tables
• Fuel injector characterization
• Ignition timing maps
• Boost control and wastegate duty cycle
• Variable cam timing
• Drive-by-wire throttle mapping
• Rev limiters and launch control
• Traction control strategies
• Flex fuel compensation
• Cold start and warm-up enrichment
• Decel fuel cutoff optimization
• MAF and speed density calibration

Applications We Tune

Our fuel injection expertise covers:
• Turbocharged and supercharged engines
• Naturally aspirated performance builds
• High-compression stroker motors
• Nitrous and methanol injection systems
• E85 and race fuel conversions
• Forced induction upgrades
• Engine swaps and conversions
• Track-focused race engines
• Street/strip dual-purpose builds
• Vintage hot rods with modern EFI

Dyno Services Include

• Peak horsepower and torque measurements
• Full-range power curves (not just peak numbers)
• Air-fuel ratio optimization throughout RPM range
• Boost pressure verification and control
• Throttle response and transient tuning
• Gear-by-gear pulls for transmission integration
• Multiple fuel type comparisons
• Before/after modification testing

Ready to Experience True EFI Performance?

Stop guessing and start optimizing. Schedule your custom fuel injection tuning session and discover what your engine is truly capable of.

VISIT OUR MACHINE SHOP PAGE

PROFESSIONAL CNC & ENGINE BUILDING SERVICES

Machine Shop

VISIT OUR REPAIR SHOP PAGE

FULL SERVICE AUTO REPAIR IN ROHNERT PARK

Repair Shop