Picking Between a 4 inch vs 5 inch exhaust 6.7 cummins
Deciding between a 4 inch vs 5 inch exhaust 6.7 cummins setup is one of those classic truck owner debates that usually ends with someone saying "bigger is better" while someone else argues about backpressure and drone. If you've spent any time on the forums or scrolling through diesel groups, you know the struggle. Both sizes have their place on a Ram truck, but the right choice really depends on what you're actually doing with the pickup every day. It's not just about which one looks cooler sticking out from under the quarter panel; it's about how it sounds when you're pulling a grade and how much clearance you're willing to sacrifice. ...