Stainless Works Ford F-150 2004-08 5.4L Exhausts - Manual (Page 2)

CAB/ BED AMOUNT TO BE REMOVED
FROM REAR OF Y-PIPE FINAL Y-PIPE
LENGTH
SUPERCREW/ 6.5’ BED 0” 29”
SUPERCAB/ 6.5’ BED 7” 22”
SUPERCREW/ 5.5’ BED 13” 16”
11. Using OEM double wide clamp removed above, attach the Y-pipe to the factory
connection point.
12. Install muffler inlets to rear of Y-pipe using (2) 2.5 clamps.
13. Install hanger on muffler inlets using (2) saddle clamps.
14. Install mufflers using (2) 2.5 clamps.
15. Install tail pipes and hanger at mufflers using (2) saddle clamps.
16. Install rear hanger to tail pipes using (2) saddle clamps.
17. Install tips using (2) clamps. Under bumper systems have additional hangers.
18. Starting at front of the system check for alignment, adjust and tighten system.
19. Lower vehicle and reconnect battery.
INSTALLATION FOR EXHAUST SYSTEM TO HEADERS
20. The following are to be completed after the installation instructions for headers
contained in a separate document
21. Remove the exhaust hangers from the rubber insulators and remove the exhaust.
If using a lift, the exhaust can be removed in one piece, but if not, the tailpipe may
need to be cut in half for removal.
22. The pictures at the end of this document are headers to an under-bumper system,
showing x-pipe and hanger locations before and after the mufflers and at the tips.
23. Install muffler inlets to X-pipe using (2) 2.5 clamps. Level the X-pipe.
24. Install hanger on pipes using (2) saddle clamps.
25. Install mufflers using (2) 2.5 clamps
26. Install tail pipes at mufflers.
27. Install rear hanger to tail pipes using (2) saddle clamps.
28. Install tips using (2) clamps. Under bumper systems have additional hangers.
29. Starting at front of the system check for alignment, adjust and tighten system.
30. Lower vehicle and re-connect battery.
31. Be sure to have adequate clearance around all wires, hoses and lines. If anything
is in contact with the exhaust system, it will melt. Make sure to have at least
½” of clearance and wrap any suspect areas with DEI thermal barrier wrap.
32. After double checking for clearance and making sure all lines, wires and hoses are
secured, drive the car for 10-20 miles and re-check all clamps and clearances.
Your system may be tack welded at the joints/ clamps to reduce shifting of the
system during heating and cooling cycles. Make certain to disconnect the battery
before performing any welding.
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