These High Performance Charge Air Coolers by Northern are designed specifically for Diesel engines that have been modified for more power and boost.
They are not intended for stock applications as an OE replacement.
HIGH PERFORMANCE CHARGE AIR COOLER WITH HEAVY DUTY TANKS AND MICRO FIN TUBE TECHNOLOGY
FITS: 2006-2010 CHEVROLET SILVERADO , GMC SIERRA W/ 6.6L DIESEL ENGINE
FOR OEM REPLACEMENT VERSION SEE 222203