N2 Speed Blog | Performance Tuning News & Tips

Adding 150 horsepower to your engine is a wasted investment if your factory transmission logic is still fighting every gear change. You've likely experienced the frustration of gear hunting or that sl … read more

Bringing Performance Back to the Classic NAG1 Platform NAG1 Performance TCM Module for Dodge Charger, Challenger, Chrysler 300 & Jeep For years, the NAG1 (W5A580 / 722.6) 5-speed automatic trans … read more

The wait is over. N2 Speed is now offering custom HP Tuners calibration support for the 2023–2025 Corvette Z06 and ZR1 platforms. This marks a major breakthrough in unlocking the next generation … read more

The Dodge Hellcat: An In-Depth Guide to America's Supercharged Icon Navigating the world of modern Mopar performance presents a unique challenge: distinguishing between the standard Hellcat, the form … read more

Lambda to AFR: Quick Answers Lambda is the ratio of actual air-fuel ratio to stoichiometric. AFR = Lambda × stoichiometric AFR. For pump gasoline stoich is 14.7, so Lambda 0.85 = 12.50 AFR. Here … read more

The New 2026 Dodge Charger Drag Pak — A Muscle Car Built to Race If you love the sound of a supercharged V8 screaming down the drag strip, Dodge has something special for you. The brand just rev … read more