Mack CV/GU Truck DPF & Mufflers. This product lineup offers a wide range of diesel particulate filters (DPFs) and mufflers specifically designed for Mack CV and GU series trucks. These products provide essential emissions control and exhaust system components to keep Mack commercial vehicles running efficiently and in compliance with environmental regulations. Here are the benefits of adding aftermarket DPFs and mufflers: - Durable stainless steel construction for long-lasting performance - Direct OEM replacement parts for hassle-free installation - Optimized design to enhance engine performance and fuel efficiency - Compliance with the latest emissions standards to keep your truck legal on the road Whether you're looking to replace a worn-out DPF, upgrade your truck's exhaust system, or simply maintain peak performance, this product lineup offers a comprehensive selection of high-quality Mack-specific parts. Outfit your Mack CV or GU with the right DPF and muffler solutions to keep your rig running strong.