The Mack CH/CHN/CHU Truck Engine & Performance Parts product lineup offers a wide range of high-quality components to optimize the power and efficiency of Class 8 Mack trucks. From turbochargers and fuel systems to exhaust systems and diagnostic tools, this product lineup has everything Mack owners need to maximize their truck's performance. Key highlights include heavy-duty fuel pumps and systems from trusted brands like FASS and Bully Dog, providing increased flow and improved fuel delivery for Cummins, Caterpillar, and Detroit Diesel engines. Upgrades like premium turbochargers, mufflers, and diagnostic plugs allow for greater horsepower, reduced noise, and advanced diagnostics. Whether you're looking to boost power, improve fuel economy, or simply maintain your Mack truck, this product lineup has the premier parts and accessories to get the job done right.