CSF Universal Dual-Pass Oil Cooler - M22 x 1.5 Connections - 13L x 4.75H x 2.16WCSF offers the best and most advanced Oil Coolers on the market. So when it comes to keeping your engine oil temps down as you push your Vehicle hard on the street or track, a CSF Oil Cooler is the obvious choice. 8 rows of high pressure bar plate oil cooling Dual pass design Universal style M22 x 1. 50 female fittings on same side (feed and return w 40 degree angle) For use with M30 16AN 12AN union adapters Dimensions: 13'L x 4. 75'H x 2. 25'W