Change Car Rear Silencer Land Rover Defender

Change Car Rear Silencer

Easy 0h30–1h30 ~50–150£
Estimated time 0h30–1h30
Estimated labour cost ~50–150£
Difficulty Easy
Remove/refit the silencer 0h30
Renew the silencer 0h30
Repair the silencer* 1h30
Repair the front silencer* 1h30
Align the front silencer* 0h30
Repair the main silencer 0h30
Align the main silencer* 0h30
Difficult main silencer removal* 0h30
Repair the rear silencer 0h30
Weld a sheet-metal repair panel onto the rear silencer* 0h30–0h45
Difficult rear silencer removal* 0h30
Remove/refit the front silencer 0h30–1h30
Renew the front silencer 0h30–1h30
Repair the front silencer 0h30
Align the front silencer 0h30
Remove/refit the main silencer 0h45
Renew the main silencer 0h45
Remove/refit the rear silencer 0h30–1h00
Renew the rear silencer 0h30–1h00
Difficult rear silencer removal 0h30
Remove/refit the rear left silencer 0h45
Weld a sheet-metal repair panel onto the rear silencer 0h30
Repair the main silencer* 1h30
Repair the rear silencer* 1h30
Renew the centre silencer 1h30
Remove/refit the centre silencer 1h30

What is a Land Rover Defender 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 Land Rover Defender 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 Land Rover Defender 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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2 models covered

Model Year Range Engines covered Fuel
Defender 1984-2018 1984-2018 2.2 TD4 Diesel (DT224), 2.2 TD4 Diesel (DT224), 2.25 D Diesel (10J), 2.4 TD Diesel (244DT), 2.5 D Diesel (12J), 2.5 TD Diesel (19J), 2.5 TD5 Diesel (10P/15P/14P), 2.5 TDI 200 Diesel (11L), 2.5 TDI 300 Diesel (23L/16L) Diesel
Defender 2019-2025 2019-2025 D200 (2.0 TD4) Diesel (204DTA), D200 (3.0 TD6 MHEV) 48V (MHEV),Diesel (DT306), D240 (2.0 TD4) Diesel (204DTA), D250 (3.0 TD6 MHEV) 48V (MHEV),Diesel (DT306), D300 (3.0 TD6 MHEV) 48V (MHEV),Diesel (DT306), D350 (3.0 TD6 MHEV) 48V (MHEV),Diesel (DT306), P300 (2.0) Petrol (PT204), … 48V (MHEV), Diesel, Petrol

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