2003-2008 Ram 1500 Cold Air Intake Kit (75-5040)Description Note: This kit will not fit Mega Cab models Maximum Performance S&B's cold air intake for the 2003 2008 Dodge Ram 1500 5. 7L was engineered to minimize air restriction and flows 45. 74% better than stock. This kit comes with a fully enclosed airbox that protects the filter from dirt and keeps out engine heat. This kit comes with a massive, highly efficient air filter which results in better performance and protects your engine. Available