Transmission oil cooler 3/4 x 5 x 15-7/8. Medium duty. Imperial Econo-Cool transmission oil coolers are ultrasonically soldered for reliability and are 100% pressure-tested to ensure quality. Product Features:Imperial Econo-Kool tube and fin transmission coolerSize: 3/4 x 5 x 15-7/8Compact and mid-size carsGVWR up to 16,000 lbs.; towing up to 2,500 lbs.