TESTING PROTOCOL
A Consistent, Data-Driven Approach to Validation.
Every validation program follows a structured testing methodology designed to evaluate real-world performance under controlled operating conditions. By establishing baseline data, conducting side-by-side comparisons, and analyzing measurable results, Rennsli ensures every study is built on repeatable, transparent testing practices.
Baseline Assessment
Document existing operating conditions and fuel performance before testing begins.
Controlled Deployment
Introduce Ferox under defined operating conditions and application guidelines.
Performance Monitoring
Collect fuel consumption, operational, and engine performance data throughout the evaluation.
Data Analysis
Compare baseline and treated results using measurable operational metrics.
Validation Report
Compile findings into a documented performance summary for review and future decision-making.
FEATURED VALIDATION STUDIES
Proven Across Demanding Industries.
For more than three decades, Rennsli's combustion catalyst technology has been evaluated across commercial fleets, mining operations, heavy equipment, industrial facilities, government agencies, and controlled engine testing. The following studies highlight documented testing programs conducted under real-world operating conditions.
Commercial Transportation
Walmart Fleet Evaluation
Equipment Tested
Fleet Delivery Vehicles
Testing Period
Approximately 5 months
Key Results
- 5–8% improvement in fuel economy
- Driver-reported increase in power
- Reduced visible exhaust smoke
- Fleet-wide fuel record comparison
Government Fleet
Davis County Sheriff's Office
Equipment Tested
Municipal Vehicles
Testing Period
Fiscal Year Evaluation
Key Results
- Estimated $25,110 annual fuel savings
- Approximately 16% net fuel cost reduction
- Bulk fuel treatment deployment
Oil & Gas
Frontier Drilling / Bill Barrett Corporation
Equipment Tested
Drilling Rig #7
Testing Period
May–July 2008
Key Results
- 17% operating cost savings
- 10% increase in drilling time
- Commercial field validation
Heavy Equipment
Caterpillar D10T C27 Dyno
Equipment Tested
CAT D10T C27
Testing Period
Dynamometer Testing
Key Results
- 7.33% horsepower increase
- 7.39% torque increase
- Controlled Caterpillar dealer dyno evaluation
Industrial Manufacturing
Astec Industries Asphalt Plant
Equipment Tested
Double Barrel Asphalt Plant
Testing Period
Emissions & Fuel Study
Key Results
- 18.12% reduction in fuel consumption
- 24.05% reduction in CO emissions
- 20.42% reduction in CO₂
- 8.66% reduction in hydrocarbons
Mining
Manitowoc 4600 Dragline
Equipment Tested
Dragline Excavator
Testing Period
Long-term operational evaluation
Key Results
- 20% reduction in fuel costs
- Cleaner internal engine components
- Long-term operational evaluation
Heavy Equipment
Yancey Brothers Engine Fleet
Equipment Tested
CAT 3412, 773B, D342 & D8K
Testing Period
Fleet evaluation
Key Results
- Approximately 8% fuel savings
- Significant reduction in carbon buildup
- Cleaner combustion chambers
Commercial Fleet
Savage Industries Cummins Fleet
Equipment Tested
Cummins Engines
Testing Period
580,000-mile evaluation
Key Results
- 580,000-mile engine inspection
- Minimal hard carbon deposits
- Approximately 8% MPG improvement
Construction
Heavy Construction Validation
Equipment Tested
Mixed Heavy Equipment Fleet
Testing Period
Third-party evaluation
Key Results
- 21% reduction in fuel consumption
- Reduced operating costs
- Third-party engineering evaluation
Long-Haul Trucking
Route 66 Logistics Peterbilt 379
Equipment Tested
Peterbilt 379
Testing Period
Long-haul operational testing
Key Results
- Approximately 1 MPG increase reported
- Reduced carbon buildup
- Long-haul operational testing