Built for enthusiasts who take performance seriously, our suite of automotive calculators brings engineering clarity to every stage of your project. Whether you’re fine-tuning a setup, planning your next upgrade, or validating dyno results, these tools help you make informed, data-driven decisions.

Each calculator is built on accurate automotive principles—no guesswork, no inflated claims. Just reliable inputs and meaningful outputs. From estimating drivetrain losses to calculating corrected horsepower, this collection is designed to save time, avoid errors, and support better outcomes.

Explore the tools and take the uncertainty out of performance tuning.

To access these tools you need to be a subscriber ($15) per year with unlimited access.

Online Tools