Matching CAI for Suncoast Ram Air Hood 21007( models with 6.6L LB7 Duramax)
Matching Cold Air Intake Option for Suncoast Ram Air Hood 21007 and 21007E: 2003-2004 Chevrolet Silverado HD with the 6.6L LB7 Duramax Diesel
AirAid Model 200-129
Some trimming of the heat shield is typically required to get proper seal from engine compartment air.
"The new hood has gotten a lot of attention so far and looks great! While driving home after the install, I got a check engine light, went to the mechanic the next day - turned out to be the O2 sensors weren't used to the extra air and the ECU had to adjust. Cleared the code and its been perfect since (proves the hood works!)"