When it comes to protecting and maximizing the performance of your Duramax, Powerstroke, or Cummins diesel engine, a high-quality air filter is one of the smartest upgrades you can make. At Norcal Diesel Performance, we carry a carefully selected lineup of air filters designed to deliver cleaner airflow, improved throttle response, and long-term engine protection, whether your truck is a daily driver, tow rig, or performance build. Choose from replacement dry filters for easy maintenance, high-flow oiled air filters for maximum airflow, water-resistant pre-filters for harsh conditions, and universal performance air filters for custom setups. We proudly offer trusted brands like S&B Filters, Banks Power, Mishimoto, and Fleece Performance, all known for precision engineering, durable materials, and proven results in real-world diesel applications. These brands are favorites among diesel enthusiasts for their consistent fitment, superior filtration, and performance gains you can feel. Browse our selection to find the right air filter for your Duramax, Powerstroke, or Cummins and give your engine the clean air it needs to perform at its best.
