F-150 2010 & UP E-FORCE STAGE 4 Inlet path SOUND TUBE KIT 100% WHINE INCREASE SKU 185 UNK remaining essentially unchanged

remaining essentially unchanged

No drilling through the firewall required

Drilling through the firewall required

and more recently with desktop publishing software like Aldus PageMaker including versions of Lorem Ipsum

Increases the in-cabin rotor sound by up to 75%

F-150 2010 & UP E-FORCE STAGE 4 Inlet path SOUND TUBE KIT 100% WHINE INCREASE SKU 185 UNK remaining essentially unchangedIncreases the in cabin rotor sound by up to 100% Drilling through the firewall required (bit provided) Sealed sound tube with special diaphragm cap installed on end of sound tube inside cabin. Connects from inlet MAF housing induction pipe through the drilled firewall location. No Stock sound tube required.