Change Car Rear Silencer Ford F-150

Change Car Rear Silencer

Easy 1h30 ~150$
Time Estimate 1h30
Cost Estimate ~150$
Difficulty Easy
Vehicles
F-150 2014-2020 3
  • 3.0 V6 (PowerStroke) Diesel (991)
  • 3.5 (EcoBoost) Gas (C35PDTD (99G))
  • 5.0 Ti-VCT Flex Fuel Gas (C50SDEM (995))
F-150 2021-2025 1
  • 5.0 V8 Ti-VCT Gas (995)
Repair the silencer* 1h30
Repair the front silencer* 1h30
Align the front silencer* 0h30
Repair the main silencer* 1h30
Align the main silencer* 0h30
Difficult main silencer removal* 0h30
Repair the rear silencer* 1h30
Weld a sheet-metal repair panel onto the rear silencer* 0h45
Difficult rear silencer removal* 0h30

What is a Ford F-150 rear silencer?

The rear silencer (also called the back box or rear muffler) reduces exhaust noise to an acceptable level. It is located at the end of the exhaust line, after the catalytic converter, particulate filter (if fitted), and sometimes an intermediate silencer.

When should you change the Ford F-150 rear silencer?

No periodic replacement interval is specified. Carry out regular visual inspections for corrosion, holes, and deteriorated mounting rubbers. Signs that replacement is needed: louder exhaust noise, rattling from loose baffles, visible rust holes, exhaust fumes entering the cabin, or failure at the MOT/roadworthiness test.

Is it difficult to change the Ford F-150 rear silencer?

Difficulty level 2/5: technically easy but may require effort if bolts and clamps are rusted. Key steps: raise the vehicle, apply penetrating oil to clamp bolts, remove the clamp connecting the silencer to the intermediate pipe, remove the mounting rubber hangers, fit the new silencer with new gasket/clamp, reattach mounting rubbers, check for leaks with engine running.

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8 generations covered

Generation Years Vehicles Fuel
F-150 1976-1979 1976-1979 4.9 Gas (94E), 5.0 Gas (N), 5.8 Gas (98H), 5.9 Gas (FE360), 6.4 Gas (FE390), 6.6 Gas (S400), 7.5 Gas (46075) Gas
F-150 1979-1992 1979-1992 3.8 V6 Gas (963), 4.9 Gas (94E), 5.0 Gas (N), 5.8 Gas (98H) Gas
F-150 1992-1997 1992-1997 4.9, -LPG LPG,Gas (99Y), 5.0 Gas (N), 5.0 Gas (N), 5.8 Gas (98H), 5.8 Gas (98H), 5.8 Lightning Gas (98H) Gas, LPG
F-150 1996-2004 1996-2004 4.2 Gas (992), 4.6 Gas (996), 4.6 Gas (996), 4.6 Gas (996), 4.6 Gas (99W), 5.4 Bi-Fuel CNG,Gas (99L), 5.4 CNG CNG (99L), 5.4 SOHC Gas (993), 5.4, -LPG LPG,Gas (99L), 5.4, -LPG LPG,Gas (99L), 5.4, -LPG LPG,Gas (99Z) CNG, Gas, LPG
F-150 2004-2009 2004-2009 4.2 Gas (992), 4.6 16V Gas (99W), 5.4 16V CNG CNG (99L), 5.4 16V Flex Fuel Gas (C54RSEM (99V)), 5.4 24V, -Flex fuel Gas (99L), 5.4 24V, -Flex fuel Gas (99L) CNG, Gas
F-150 2008-2014 2008-2014 3.5 (EcoBoost) Gas (C35PDTD (99T)), 3.7 V6 Ti-VCT, -Flex Fuel Gas (99M), 4.6 16V Gas (99W), 4.6 24V Gas (C46USEM (998)), 5.0 32V Ti-VCT, -Flex Fuel Gas (99F), 5.4 24V Flex Fuel Gas (99L), 6.2 Gas (C62RSEM (996)) Gas
F-150 2014-2020 2014-2020 2.7 V6 (EcoBoost) Gas (27PD0X (99P)), 3.0 V6 (PowerStroke) Diesel (991), 3.3 V6 Ti-VCT, -Flex Fuel Gas (T33PDED (99B)), 3.5 (EcoBoost) Gas (C35PDTD (99G)), 3.5 (EcoBoost) Gas (C35PDTD (99G)), 3.5 TI-VCT, -Flex Fuel Gas (C35PDED (998)), 5.0 Ti-VCT Flex Fuel Gas (C50SDEM (995)), 5… Diesel, Gas
F-150 2021-2025 2021-2025 3.0 TD V6 (PowerStroke) Diesel (991), 3.3 V6 Ti-VCT Gas (99B), 3.5 (EcoBoost) Gas (T35PDTD (998)), 5.0 V8 Ti-VCT Gas (995) Diesel, Gas

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