Information?? High quality chassis partseries products. Made with high strength steel tubing for superior strength and durability. Stable performance, reliable quality and long service life Uniform thickness, no blow holes, slag, cracks, tearing, or incomplete fusion. Measured by specialized inspection tools after welding to make sure assemble hole , bushings insert, and installation sizes are proper. Professional InstallerisHighly Recommended(No Instruction Included) Alignment Highly Recommended After Install Made From Satin Aluminum . 100% High Quality. Dual Pass Design, 18″ Length. 2 Holes On One Side Partition Has Two Fittings On The Same Side That Measure At 1/4″ Npt Universal Fit Comes With 1/4″ Npt Barb Fittings Same Side Inlets And Outlets For Easy Line Plumbing And Internal Partitions. Much Better Than Most Of The Others That Are Similar To It It Offers Better Cooling Than Traditional Radiator Coolers Compatibility Chart?? Universal FitmentPackage Content?? 1x 18″ Dual Pass Aluminum Finned Transmission Oil Cooler 2x 1/4″ NPT fittings