S&B Filters 75-5090 Cold Air IntakeMAXIMUM PERFORMANCE Our cold air intake for the 1994 2002 Dodge Ram Cummins 5. 9L was engineered to minimize air restriction and flows 36. 88% better than stock. This kit comes with a fully enclosed airbox that protects the filter from dirt and keeps out engine heat. PROTECT YOUR ENGINE This kit comes with a massive, highly efficient air filter which results in better performance and protects your engine. Available in either 8 layer Cotton Cleanable