HAYDEN HEAVY DUTY. The Hayden OC-1260 is considered an add on cooler for the following transmissions. The Hayden Heavy Duty Coolers feature brazed copper tubes with aluminum fin construction. OIL COOLER.
Mishimoto Heavy Duty Transmission Cooler With Electric Fan MMOC-F
Mishimoto Universal Heavy Duty Transmission Cooler with Electric Fan
Hughes Performance Heavy Duty Transmission Slip Yolk 27-spline GM- TH350
Mishimoto Heavy Duty Transmission Cooler W/ Electric Fan
Mishimoto for Heavy Duty Transmission Cooler w/ Electric Fan