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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 1h30–2h00
Renew the main silencer 1h30–2h00
Repair the main silencer 0h30
Align the main silencer 0h30–0h30
Difficult main silencer removal* 0h30
Remove/refit the rear silencer 0h45–1h30
Renew the rear silencer 0h45–1h30
Remove/refit the rear left silencer 1h30
Renew the rear left silencer 1h30
Remove/refit the rear right silencer 1h30
Renew the rear right silencer 1h30
Repair the rear silencer 0h30
Weld a sheet-metal repair panel onto the rear silencer 0h30
Difficult rear silencer removal* 0h30
Remove/refit the exhaust pipe bracket 0h30
Renew the exhaust pipe bracket 0h30
Remove/refit the main silencer bracket 0h30
Renew the main silencer bracket 0h30
Remove/refit the rear silencer bracket 0h30
Renew the rear silencer bracket 0h30
Weld a sheet-metal repair panel onto the rear silencer* 0h30–0h45
Remove/refit the rear silencer Coupe 1h30
Renew the rear silencer Coupe 1h30
Renew the centre silencer 1h30
Remove/refit the centre silencer 1h30
Repair the main silencer* 1h30
Align the main silencer* 0h30
Remove/refit the rear silencer Convertible 1h30
Renew the rear silencer Convertible 1h30
Repair the rear silencer* 1h30
Remove/refit the front silencer 1h30
Renew the front silencer 1h30

What is a Audi TT 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 TT 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 TT 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
TT 1998-2006 1998-2006 1.8 20V Turbo Petrol (AJQ), 1.8 20V Turbo Petrol (APP), 1.8 20V Turbo Petrol (APX), 1.8 20V Turbo Petrol (ARY), 1.8 20V Turbo Petrol (AUM), 1.8 20V Turbo Petrol (AUQ), 1.8 20V Turbo Petrol (BAM), 1.8 20V Turbo Petrol (BEA), 1.8 20V Turbo Petrol (BFV), 1.8 20V Turbo Petrol (BVP),… Petrol
TT 2006-2014 2006-2014 1.8 TFSI Petrol (CDAA), 2.0 TDI Diesel (CBBB), 2.0 TDI Diesel (CFGB), 2.0 TFSI Petrol (BPY), 2.0 TFSI Petrol (BWA), 2.0 TFSI Petrol (CCTA), 2.0 TFSI Petrol (CCZA), 2.0 TFSI Petrol (CDLA), 2.0 TFSI Petrol (CDLB), 2.0 TFSI Petrol (CDMA), 2.0 TFSI Petrol (CESA), 2.0 TFSI Petrol (CE… Diesel, Petrol
TT 2015-2023 2015-2023 1.8 TFSI Petrol (CJSA), 1.8 TFSI Petrol (CJSB), 2.0 TDI Diesel (CUNA), 2.0 TFSI Petrol (CHHC), 40 TFSI Petrol (DKZB), 40 TFSI Petrol (DNNB), 45 TFSI Petrol (DKTB), 45 TFSI Petrol (DNPA), RS (2.5 TFSI) Petrol (DAZA), RS (2.5 TFSI) Petrol (DNWA), S (2.0 TFSI) Petrol (CJXF), S (2.0… Diesel, Petrol