Stage 2 Harley upgrades promise serious gains in power, torque, and throttle response—but they also bring a new set of challenges that can trip up even seasoned riders. From skipping professional tuning to overlooking the strain on parts like clutches and belts, these are the most common mistakes riders make with Stage 2 Harley mods. Understanding what to avoid can save you from costly repairs and keep your Street Glide, Breakout, or Fat Boy 114 running stronger, longer.

At National City Harley-Davidson, we’re more than just a place to buy your next bike. Our team is here to serve riders in every way, from helping you find the right Harley to keeping it running strong with expert service, genuine parts, and performance upgrades. Whether you’re from National City, Chula Vista, Lincoln Acres, or Bonita, we’re ready to support every mile of your journey. Give us a call or contact us today to learn how we can help bring out the best in your ride.

At National City Harley-Davidson, we’re more than just a dealership — we’re your one-stop shop for everything Harley in National City, Chula Vista, Lincoln Acres, and Bonita. From bike sales to expert service, genuine parts, and performance upgrades, our team is here to help you get the most out of your ride. Whether you’re looking to customize your Street Glide, Breakout, or Fat Boy 114, our technicians and sales specialists are ready to guide you every step of the way. Call us today or stop by to see why we’re the go-to Harley destination in the greater San Diego area.

What does a Stage 2 Upgrade actually do for your Harley-Davidson—and is it really worth the investment? If you've already tackled Stage 1 mods and want more power, torque, and a more responsive ride, Stage 2 might be exactly what your Street Glide, Breakout, or Fat Boy needs. This upgrade adds a high-performance camshaft, upgraded pushrods, and advanced tuning to take your bike’s performance to the next level.

Looking to squeeze more power, sound, and style from your Harley without diving into a full engine rebuild? A Stage 1 upgrade might be the perfect place to start. Whether you’re cruising through Chula Vista, rolling out of Bonita, or riding through the streets of Lincoln Acres, this performance boost is one of the most popular and accessible ways to take your Harley—especially your Sportster—to the next level.

Looking to squeeze more power, comfort, and control out of your Harley Touring bike in 2025? Whether you're carving up the curves along the Pacific Coast Highway or cruising through the streets of National City, the right performance upgrades can take your ride to a whole new level. From boosting horsepower to tightening your handling, these five essential mods will transform your Road Glide or other Touring model into a true beast on the road.

Whether you're cruising the coast or carving through canyons, San Diego is a rider’s paradise—and there’s no better way to experience it than from the seat of a Harley. With year-round sunshine, jaw-dropping scenery, and a blend of ocean, desert, and mountain landscapes, this Southern California hotspot offers some of the best motorcycle rides in the country.

The 2025 Harley-Davidson Road Glide is built for riders who crave the perfect mix of power, style, and long-distance comfort. With its aggressive stance, refined aerodynamics, and cutting-edge technology, this bike is designed to dominate the open road. Whether you're chasing the horizon or cruising through city streets, the Road Glide delivers a smooth, controlled ride with unmatched confidence. If you're ready to experience this legend for yourself, contact or visit National City Harley-Davidson today and see why the 2025 Road Glide is the ultimate touring machine.