... 4.8AN fitting 5.Universal fitment 13 Rows Engine Transmission Oil Cooler Kit Single Kit 8AN Description:• Made with ... coated durability and oxidation protection• Useable to cool engine oil, transmission, and rear-differentials• No instruction included. ... Core size: 11 x 4 x 2 inchAvailale in 7, 9, 10, 13, 16, 19, 25, 28, 30 ... our website at www.kosda.net 13 Rows Engine Transmission Oil Cooler Kit