S&B Filter 75-5062 Cold Air Intake For 98-03 F250 F350 F450 F550 V8-7.3L Powerstroke Cotton Cleanable RedMaximum Performance Our cold air intake for the 1998 2003 Ford Powerstroke 7. 3L was engineered to minimize air restriction and flows 53. 66 percent 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