Caterpillar 15W-40 Engine Oil Specifications: CI-4, Applications and Pack Sizes
A practical guide to Cat DEO 15W-40 CI-4, Caterpillar part 3E-9848, applicable engine generations and the checks required before use.
Read guideOil & Fluid Guides
Which Mopar Power Steering Fluid Does My Vehicle Need? PSF+4, MS-9602 and VIN Check
How to confirm whether a Chrysler, Dodge, Jeep or RAM vehicle requires Mopar PSF+4/MS-9602—and why the VIN and owner’s manual matter.
Read guide