TRE - CV1259 Intercooler Core (CV1259)Introducing the newly design 9" core length vertical flow intercooler cores. These intercooler were manufactured for those who want a more efficient and longer tube length intercooler to cool high boosted air down even more than our 6" series vertical flow intercoolers. Features a longer 9" tube length than its predecessor, and is perfect for high boost applications upwards of 500 HP using the CV259 core with only 2psi pressure drop. CV1259, 500hp, 1.