Download Step #1 Disconnect Negative battery terminal Drain coolant from the radiator. Remove plastic engine covers. Disconnect Positive battery cable. Remove battery tie-down, battery & plastic battery tray. Remove stock air box lid, filter & air box bottom (A). Remove wiring harness from clip (B). Remove 6 mounting bolts (C), and remove the mounting bolt (D), then remove the tray base (E) and tray base bracket (F). Label & disconnect hoses from air inlet tube. Loosen clamp and remove tube. Step #2Lower Air box On most models: The lower airbox is accessable and removeable without removing the bumper . Remove the 4 screws holding the lower splash guard to the bumper and move splash guard enough to access the airbox mounting screws (G) Lower & remove stock air box Remove stock bracket in engine bay (E). Remove small rubber grommet in sub-frame next to battery (F). Bumper Removal: Remove (2) screws at top corner in wheel wells (C) , (4) snap clips along grill top (B), (4) snap clips underneath (D) & (2) screws at the back of bumper underneath near wheels. Slide cover (A) forward from clips under headlights to remove cover to access stock lower air box. (See above for airbox removal) Step #3Radiator hose Remove stock upper radiator hose from engine & radiator.