Boost your International LoneStar's performance with premium engine and fuel system upgrades. This product lineup features high-flow diesel fuel pumps, industrial-grade turbochargers, and advanced tuning modules to increase power, torque, and fuel efficiency. Upgrade key components like injectors, charge air coolers, and exhaust systems to maximize your truck's potential. Add durable, quiet performance mufflers and stylish chrome or black exhaust tips for a customized look. Whether you have a Cummins, Cat, or Detroit Diesel engine, you'll find the necessary parts to elevate your LoneStar's capabilities.