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BMW’s N54 and N55 engines are favorites for folks who want more power but don’t want to give up reliability. These engines really wake up with tuning, and you can feel the difference. The trick is finding that sweet spot between more power and keeping your engine healthy for the long haul. The N54 has…

If you think the Toyota Prius is just a basic hybrid with no room for fun, think again. A lot of Prius owners are making smart modifications that improve how their cars perform, look, and feel. You can upgrade your Prius with simple changes that boost efficiency, comfort, and style without losing the car’s original…

When you’re tuning your vehicle or engine, you might think you’ve got all the basics covered. But honestly, there are a bunch of tools out there you probably haven’t even considered—tools that can make your life way easier and your results a lot more precise. Having the right specialized tools can save you time and…

Taking an electric vehicle (EV) to the track? Keeping things cool isn’t just about comfort—it’s a real necessity for safety and performance. Track driving pushes your EV’s battery, motor, and electronics way harder than daily commutes ever could. Upgrading your EV’s cooling system helps prevent overheating, protects key parts, and lets your car perform at…

Getting the right balance between air and fuel during combustion? That’s everything when it comes to squeezing the best out of your engine. The air-fuel ratio (AFR) is basically the amount of air mixed with fuel for efficient burning—helping your engine run smoothly, save fuel, and cut down on emissions. If you want better performance…

Tuning a dual fuel system that runs both gasoline and methanol or E85 isn’t as simple as flipping a switch. You have to carefully adjust how each fuel is delivered so the engine gets the right mix at the right time. The trick is making sure each fuel system kicks in under the right conditions,…

Want to get more out of your Ford EcoBoost 2.3L or 3.5L? Tuning’s the way to go. The right tweaks can bump up power, efficiency, and that overall driving feel. If you focus on smart tuning and the right supporting mods, you can safely squeeze out more performance without risking your engine. But, like anything,…

Modifying your car can be pretty thrilling, but the rules about what changes are legal? Those swing wildly depending on where you live. Some states are strict about modifications, while others let you do almost whatever you want. Knowing your state’s specific laws helps you avoid fines, safety issues, and having to undo your changes.…

When you’re deciding between a limited slip differential (LSD) and an open differential for street use, it’s good to know how each will change your car’s handling. An LSD helps you hang onto traction while cornering by shifting power to the wheel that’s gripping, while an open differential just sends power to whatever wheel spins…

Dyno testing is a great way to tune your engine and see what it can really do, but let’s be honest—it can be stressful for your car. Engines sometimes blow up on the dyno, usually because they’re pushed past their limits or weren’t prepped right in the first place. Paying attention to how your engine…