Client: Stew Corbett, Calgary, Alberta

Testimonial Source: Stew Corbett HDL90 Testimonial

Challenge
Optimize performance and extend the service life of a Ram 1500 3.0 Turbo EcoDiesel used for both personal and business needs.

Solution
Implemented HDL90 Oil Additive in regular maintenance cycles.

Outcome

• • Improved fuel mileage by 10–15%, achieving 9.6 L/100 km on highway runs.
  • Extended oil change intervals from 10,000 km to 15,000–17,500 km, saving $275/year per vehicle.
  • Immediate benefits included smoother idle, better oil pressure, and quieter operation, especially under cold weather and towing conditions.

Key Benefit
Reduced operational costs and enhanced daily vehicle performance.