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Change Car Rear Silencer

Easy 0h45–2h00 ~75–200£
Estimated time 0h45–2h00
Estimated labour cost ~75–200£
Difficulty Easy
Remove/refit the silencer 0h45–2h00
Renew the silencer 0h45–2h00
Repair the silencer* 1h30
Repair the front silencer* 1h30
Align the front silencer* 0h30
Remove/refit the main silencer 0h45–1h30
Renew the main silencer 0h45–1h30
Remove/refit both centre silencers 1h30–2h00
Renew both centre silencers 1h30–2h00
Repair the main silencer 0h30
Align the main silencer 0h30
Difficult main silencer removal* 0h30
Remove/refit the rear silencer 0h45–1h30
Renew the rear silencer 0h45–1h30
Remove/refit the rear left silencer 0h45–1h30
Renew the rear left silencer 0h45–1h30
Remove/refit the rear right silencer 0h45–1h30
Renew the rear right silencer 0h45–1h30
Remove/refit both rear silencers 0h45–2h00
Renew both rear silencers 0h45–2h00
Repair the rear silencer 0h30
Weld a sheet-metal repair panel onto the rear silencer 0h30
Difficult rear silencer removal 0h30
Remove/refit the rear silencer trim 0h30
Renew the rear silencer trim 0h30
Remove/refit the rear silencer bracket 0h30
Renew the rear silencer bracket 0h30
Remove/refit both rear silencer trims 0h30
Renew both rear silencer trims 0h30
Weld a sheet-metal repair panel onto the rear silencer* 0h30–0h45
Difficult rear silencer removal* 0h30
Align the main silencer* 0h30
Remove/refit the front silencer 1h30
Renew the front silencer 1h30
Repair the main silencer* 1h30
Repair the rear silencer* 1h30

What is a Audi Allroad 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 Audi Allroad 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 Audi Allroad 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.

3 models covered

Model Year Range Engines covered Fuel
Allroad 1997-2005 1997-2005 1.8 20V Turbo Petrol (AWT), 1.9 TDI Diesel (AFN), 1.9 TDI Diesel (AJM), 1.9 TDI Diesel (AVF), 1.9 TDI Diesel (AVG), 1.9 TDI Diesel (AWX), 2.0 20V Petrol (ALT), 2.4 V6 30V Petrol (AMM), 2.4 V6 30V Petrol (ASM), 2.4 V6 30V Petrol (BDV), 2.5 V6 TDI Diesel (AFB), 2.5 V6 TDI Diesel (… Diesel, Petrol
Allroad 2000-2005 2000-2005 2.5 V6 TDI Diesel (AKE), 2.5 V6 TDI Diesel (BAU), 2.5 V6 TDI Diesel (BCZ), 2.7 V6 Bi-Turbo Petrol (ARE), 2.7 V6 Bi-Turbo Petrol (BES), 4.2 V8 Petrol (BAS) Diesel, Petrol
Allroad 2011-2018 2011-2018 1.8 TFSI Petrol (CYGA), 2.0 TDI Diesel (CGLC), 2.0 TDI Diesel (CGLD), 2.0 TDI Diesel (CGLE), 2.0 TDI Diesel (CNHA), 2.0 TDI Diesel (CSUD), 2.0 TDI Diesel (CSUE), 2.0 TDI Diesel (DDCA), 2.0 TDI Diesel (DDCB), 2.0 TDI Diesel (DDDA), 2.0 TFSI Hybrid Electricity,Petrol (CHJA+EAFA), … Diesel, Electricity, Petrol