Removing Rear Muffler

WARNING: This page is about a different variant/trim than selected.

CAUTION: Hot components

Remove connecting strut between rear mufflers. -3- or -3-.

Fig 1: Exhaust System For Naturally Aspirated Engines (Tailpipe Covers) Components Location

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Exhaust system for naturally aspirated engines (tailpipe covers not shown)

1	Clamping sleeves
2	Centre holder
3	Connecting strut between rear mufflers
4	Rear holder

Fig 2: Exhaust System For Turbocharged Engines (Tailpipe Covers) Components Location

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Exhaust system for turbocharged engines (tailpipe covers not shown)

1	Clamping sleeves
2	Centre holder
3	Connecting strut between rear mufflers
4	Rear holder
5	Flap system vacuum unit (Turbo and dp ort)

There is a small notch on the underside of the exhaust pipes that is level with the rear axle differential. The notch marks the connection point. -arrow .

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Rear muffler connection point
Place the pipe cutter chain > Nr.166 - chain pipe cutter or > Nr.166-1 - ratchet pipe cutter (or similar tool) around the exhaust pipe near the notch and engage in the other end of the pipe cutter. Then clamp the chain firmly by twisting the handle. > Placing pipe cutter chain around exhaust pipe

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Placing pipe cutter chain around exhaust pipe
Swivel the pipe cutter to and fro in wide movements until the pipe is cut through. While doing this, keep re-tensioning the chain by twisting the handle. > Cutting through pipe with pipe cutter

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Cutting through pipe with pipe cutter
In the case of a flap exhaust system (with vacuum units), disconnect vacuum hose from the flap actuation vacuum unit.
Remove rear holder of the relevant ear muffler. Remove two fastening screws from each muffler for this purpose -1-.

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Rear muffler holder
Remove rear muffler.
De-burr cut on inside and outside of exhaust pipe. If necessary, remove rust from exhaust pipe using suitable polishing agents and manually restore to roundness.