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ROUSH Performance
2021 F-150
SUPPLEMENTAL SERVICE MANUAL

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Summary of Contents for ROUSH F-150 2021

  • Page 1 ROUSH Performance 2021 F-150 SUPPLEMENTAL SERVICE MANUAL...
  • Page 2 The information in this publication was accurate and effective at the time the publication was approved for publishing and is subject to change without notice or liability. ROUSH CleanTech reserves the right to revise the information herein and to make changes and discontinue production of described parts...
  • Page 3: Table Of Contents

    INTRODUCTION ......CONTACTING ROUSH PERFORMANCE ..
  • Page 4: Introduction

    VEHICLE SPECIFICATIONS This manual is a intended to be a supplement to the Vehicle Weights TOTAL regular Ford Workshop Manual for your 2021 ROUSH (in lbs.) F-150, covering most of the unique components that Canadian 1542 1601 1152 1100 5395...
  • Page 5: Alert Messages

    • Operating your engine without the ROUSH PCM recalibration will result in engine damage or failure and will void your warranty. • 5W50 oil is required.
  • Page 6: Vehicle Information

    Waxing 4. Push this pin in with a paper clip and keep it pushed ROUSH recommends that you wax your vehicle at least twice a year, or when painted surfaces do not shed 5. Set your personal combination by turning the dials water well.
  • Page 7: Installing A Front License Plate

    Attaching the Hitch Cover The ROUSH Trailer Hitch Cover is shipped in the glove box of the vehicle. No hitch pin or clips are required to install, the cover simply fits over the receiver tube for easy installation.
  • Page 8: Exhaust

    2021 ROUSH Performance F-150 Service Manual EXHAUST Disassembly of the Ford Exhaust The following section will guide you through the disassembly and removal of the stock components. 1. Remove the two (2) bolts that secure the intermediate pipe and resonator to the catalyst pipe. Set these fasteners aside as they will be re-used.
  • Page 9: Assembly Of The Roush Off-Road Exhaust (422266)

    Assembly of the ROUSH Off-Road Exhaust (422266) The following section will guide you through the assembly and installation of the ROUSH components. 1. Loosen the rear spring support bracket bolt so that there is a gap of about 7-10 mm of threads showing.
  • Page 10 2021 ROUSH Performance F-150 Service Manual 8. Install one (1) 2.5" clamp onto each of the exhaust tips and slide the tips onto the ends of the Y-pipe. Position the clamps on the pipe joints and loosely secure the clamps.
  • Page 11: Assembly Of The Optional Roush Active Ready Exhaust Kit (422264)

    Assembly of the Optional ROUSH Active Ready Exhaust Kit (422264) The following section will guide you through the assembly and installation of the ROUSH components. 1. Loosen the rear spring support bracket bolt so that there is a gap of about 7-10 mm of threads showing.
  • Page 12 2021 ROUSH Performance F-150 Service Manual 10. Tighten the bolts on the OEM Y-pipe flange. Torque to 40 Nm (29.50 ft-lb). 11. Slide the muffler until it is positioned so you can see the mark made in step 4 of this procedure. Tighten the clamps to keep the pipes from moving.
  • Page 13: Assembly Of The Optional Roush Active Exhaust Kit (422265)

    This kit is ONLY compatible with the ROUSH Active Ready Exhaust kit (422264). The following section will guide you through the assembly and installation of the ROUSH Active Exhaust kit components onto a vehicle that has the ROUSH Active Exhaust Ready kit (422264).
  • Page 14 2021 ROUSH Performance F-150 Service Manual Installing the Active Exhaust Harness 8. Install the supplied connector onto the WHITE with BLUE wire. Connect the mating electrical connectors NOTE: The active exhaust switch can be installed in together. Engage the red locking tab.
  • Page 15 This test will determine which valve is at fault and needs to be replaced based on the one that does not respond to the movement of the switch. If both are working properly, please contact ROUSH Technical Support at 800-59-ROUSH. 2021 ROUSH Performance F-150 Service Manual...
  • Page 16 2021 ROUSH Performance F-150 Service Manual FOX 2.0 SUSPENSION Component Torque Value Front Axle Nuts 40 Nm (29.50 ft-lb) Front Wheel Speed Sensor Bolts 12 Nm (8.9 ft-lb) Front Brake Anchor Plate Bolts 250 Nm (184 ft-lb) Lower Ball Joint Nuts...
  • Page 17: Decals And Graphics

    2021 ROUSH Performance F-150 Service Manual DECALS AND GRAPHICS All that is required to replace the graphics on your vehicle is a spray bottle with soapy water, a squeegee, and a micro fiber towel. Use a premixed solution of soap and water mixed in accordance with current specifications.
  • Page 18: Rear Window Signature Decal

    4. Peel paper off the graphic. 5. Use the squeegee to correct any air bubbles. Windshield Decal Note: ROUSH decal should not cover up any of the Ford decal on the windshield. Nominal Gap = 7 mm ± 2 mm Rear Window Signature Decal Nominal Gap = 67 mm ±...
  • Page 19: Tailgate

    2021 ROUSH Performance F-150 Service Manual Tailgate Nominal Gap = 170 mm ± 2 mm Nominal Gap = 160 mm ± 2 mm Nominal Gap = 15 mm ± 2 mm American Flag Graphic (above RH Tail Light) 2021 ROUSH Performance F-150 Service Manual...
  • Page 20: Hood Stripe Decals (Left And Right On Hood)

    2021 ROUSH Performance F-150 Service Manual Hood Stripe Decals (Left and Right on Hood) Nominal Gap = 4 mm ± 3 mm Nominal Gap = 8 mm ± 3 mm Door Graphics Nominal Gap = 30 mm ± 5 Nominal Gap = 40 mm ± 5 mm...
  • Page 21: Wiring Harnesses

    2021 ROUSH Performance F-150 Service Manual WIRING HARNESSES Grill Light Harness C3-1 SP-1 C4-1 SP-1 C3-2 SP-2 C4-2 SP-2 C2-1 SP-1 C2-2 SP-2 C1-1 SP-1 C5-1 SP-1 C2-2 SP-2 C5-2 SP-2 2021 ROUSH Performance F-150 Service Manual...
  • Page 22: Active Exhaust Wiring Harness

    2021 ROUSH Performance F-150 Service Manual Active Exhaust Wiring Harness Switch-1 EMPTY EMPTY C1-1 SP-2 Switch-2 SP-3 C1-2 EMPTY EMPTY Switch-3 SP-2 Switch-4 EMPTY EMPTY Switch-5 EMPTY EMPTY Switch-6 SP-3 Switch-7 EMPTY EMPTY Switch-8 SP-1 SP-2 C2-1 RLY-87 C2-2 SP-3...

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