Description
Air Filter Element DRY Ram Air System 17 19 GM 6.6L L5P Banks Power Programmers & Chips~Programmer Accessories 550 inch diameter rings Direct Replacement MMRT F2D 11KMWBK Engine Components~Oil Catch Cans Add Fuel Bowl Spacer:Yes (+$22.00) 550 inch diameter rings The stock valve springs in your Cummins engine are not designed to handle the increased engine RPM or higher boost levels that are common in modified applications