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How to Install Gibson Deegan 38 Cat-Back Dual Sport Exhaust System, Stainless on your F-150

Installation Time

4 hours

Tools Required
  • HACKSAW,
  • JACKSTAND
  • 1/2” WRENCH & SOCKET
  • 9/16” SOCKET & WRENCH
  • WD-40
  • MEASURING TAPE.


EXHAUST INSTALLATION #69208D

When installing this exhaust system make sure to use proper safety precautions. Use jack stands when working under the vehicle, set parking brake, block tires and use safety glasses and gloves. Allow exhaust to cool before attempting installation. Severe injury or burns could occur if safety measures are not taken.


TO REMOVE YOUR STOCK EXHAUST, MEASURE 6” FROM THE 2-BOLT FLANGE LOCATED IN FRONT OF YOUR STOCK MUFFLER AND CUT.


INSTALL HEADPIPE # A INTO STOCK PIPE. THE END OF THE PIPE SHOULD BE AT THE 12 O’CLOCK POSITION, ATTACH WITH FACTORY CLAMP. DO NOT TIGHTEN. INSERT WELDED HANGER INTO RUBBER GROMMET.


INSTALL MUFFLER # B ONTO HEADPIPE 1 ½” TO 2”. USE CLAMP # F TO SECURE MUFFLER TO HEADPIPE. DO NOT TIGHTEN. USE A JACK STAND TO HOLD UP THE MUFFLER. OUTLETS SHOULD BE LEVEL.


INSTALL PASS. SIDE TAILPIPE # C INTO MUFFLER 1 ½” TO 2”. INSERT HANGER INTO RUBBER GROMMET, USE CLAMP # G TO SECURE PIPE TO MUFFLER. DO NOT TIGHTEN.



INSTALL DRIVERS SIDE TAILPIPE # D INTO MUFFLER 1 ½” TO 2”. INSERT HANGERS INTO RUBBER GROMMETS, USE CLAMP # G TO SECURE PIPE TO MUFFLER. DO NOT TIGHTEN. THE TAB ON THIS PIPE SHOULD GO ON BOTTOM OF PASSENGER SIDE PIPE USE BOLT KIT # H TO SECURE TOGETHER.


INSTALL YOUR BLACK CERAMIC COATED TIPS. PROCEED TO THE NEXT SHEET ON HOW TO INSTALL YOUR DEEGAN 38 BADGES. AFTER YOU HAVE CHECKED FOR CLEARANCES GO BACK AND TIGHTEN ALL NUTS, BOLTS AND CLAMPS.

GIBSON EXHAUST systems are designed on a factory stock vehicle. Any aftermarket products installed could increase the sound levels of this Exhaust. Make sure there is a 1” clearance from ALL rubber brake lines, shock boots, fuel lines, tires, etc to prevent heat related damage .