Hey diesel folks! Need a fresh DEF urea filter? This is the one that'll fit right in. It's the UF101 model, perfect for Fleetguard systems and also works as a direct replacement for Caterpillar, Cummins, Mack, and other big names. Made in Korea, it's a performance part that's built to handle the demands of modern diesel exhaust fluid systems. Installation is pretty straightforward - no special tools needed. If you're dealing with part numbers like Bosch 1457436033, Caterpillar 3783187, or Cummins 5303604, this is your match. Comes brand new in original packaging, ready to pop in and get your SCR system filtering properly again. UPC is 601871674194. Just a heads up - California Prop 65 warning applies, so check that if you're in CA. Perfect for fleet maintenance or owner-operators looking to keep their emissions system in top shape without breaking the bank. Keep that DEF clean and your truck running right!