[Suitable vehicle models]: Compatible with Chevrolet Blazer (1973-1994) 4.1L,4.8L,5.0L,5.7L,7.4L GAS, for Chevrolet Blazer (1974) 5.7L LPG, for Chevrolet Blazer (1987-1991) 6.2L DIESEL, for Chevrolet C10 (1975-1986) 4.1L,4.3L,4.8L,5.0L,5.7L,6.6L,7.4L GAS
[Replace oem number]:19131974 and 3027265. Consistent with original spare parts, Drop in fit for easy installation, and no alarm
[Ensure fitment]:Please enter your vehicle information into the "amazonconfirmedfit" module and check the special notes before purchasing our havc heater core, Ensure a perfect match with your vehicle
[Buy with confidence]: Autoexact provides professional car parts HVAC heater core with a 99% coverage rate in the market, with a one-year for safe use. If you have any questions, please contact us
[Product Features]:Constructed with premium aluminum that resists corrosion. more tubes and fins maximizes heat transfer area. and advanced brazing methods are used to achieve sturdy and rigid joints, Extend service life