News — LS horsepower upgrades

What increases horsepower the most?

Posted by donald blatz on January 8, 2026

Want to know what increases horsepower the most? Learn how boost, cams, tuning, and fuel injectors work together—and save 10% with code “Turbo” at HighPerformanceInjectors.com.

Tags: Drag racing, Increase horsepower, LS High Performance Injectors, LS fuel injectors, LS horsepower upgrades, LS swap parts, Turbo vs supercharger vs nitrous