Wilson Manifolds 462259 5.9 Dodge/Cummins Performance Kit - Manual (Page 4)

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2) Loosen the t-bolt clamp bolt located where the intake horn and the intercooler discharge pipe
meet using the 11mm or 7/16” socket. Using the 10mm socket, remove the oil dipstick hold
down bolt followed by the front pair intake horn bolts (indicated in yellow)
3) Remove the intake horn and grid heater. On 2003-04 model year trucks, there will be a ground strap
bolt to the grid heater body and the factory base plate that will need to be removed. Use the 10mm
socket to remove the bolt from the base plate.