Interchange: E1AH8005EA;E2AH8005JA;E6AZ8005C;D9AZ8005 ( Product size: 36.02 Inches,21.46 Inches,6.5 Inches,15.28 Pounds ) Vehicle Fitment for 1979-1985 ford LTD ,for 1987-1991 ford LTD Crown Victoria ,for 1980 Lincoln Continental ,for 1980-1983 Lincoln Mark VI ,for 1981-1985 Lincoln Town Car ,for 1989 Mercury Colony Park ,for 1979-1986 Mercury Grand Marquis ,for 1979-1982 Mercury Marquis B-tube fin design: The B-tube fin design adds an additional reinforcing layer inside the tube to strengthen its structure, helping to avoid bending or deformation. The B-tube fin design reinforces the core, preventing excessive up-and-down movement and providing better stability for the core. Quick and easy installation: The testing is essentially a comparison to OEM standards, and our goal is to match the heat dissipation performance as intended by OEM, and improve it wherever possible Buy with confidence Vibeup offers a two years unlimited mileage guarantee. We offer a variety of car parts categories to ensure that you can drive with peace of mind.(If you have any questions, please contact us)