Airflow, balance, and downforce

Aerodynamics

Practical guidance for designing splitters, diffusers, flat floors, wings, and balanced aero packages for production-based track cars.

Read and apply

Aerodynamics guides

3 guides in this topic.

Aerodynamics 21 min read

A practical guide to building balanced splitters, air dams, diffusers, flat floors, canards, and wings for production-based track cars.

Aerodynamics 9 min read

Understand how front and rear aero loads work together, why balance changes with speed, and how to pair a splitter or diffuser with a wing.

Aerodynamics 7 min read

A state-by-state supplier list for Alumalite, an aluminum-composite sign material commonly used to build durable DIY race car splitters.

Watch and learn

Part 1: Introduction to Splitter Design

Part 2: Increasing Front End Downforce

Importance of Securely Mounting Your Splitter