Exhaust System, Aligning Free Of Tension, Non Hybrid Vehicles

Procedure

• Align the exhaust system when cold.

Vehicles without A Clamping Sleeve between Center and Rear Mufflers

Fig 1: Pressing Center Muffler Toward Front

Courtesy of AUDI OF AMERICA, LLC

-- Loosen the bolts on the front clamping sleeve.

-- Push the exhaust system far enough forward -arrow- until pre-load on rear retaining loops on rear mufflers is -a- = 11 to 15 mm.

-- Align rear muffler horizontally.

-- Check the distance between the tailpipe and the bumper, refer to TAIL PIPES, REPLACING .

-- Tighten the clamping sleeve threaded connections evenly.

Vehicles with Double Clamps between Center and Rear Muffler

Fig 2: Pressing Center Muffler Toward Front

Courtesy of AUDI OF AMERICA, LLC

-- Loosen the bolts on the front and rear clamping sleeves.

-- Push the center muffler far enough forward -arrow- until the pre-load on the retaining loops on the center muffler is -a- = 6 to 10 mm.

-- Tighten the front clamping sleeve threaded connections evenly.

-- Push the rear muffler far enough forward -arrow- until pre-load on the rear retaining loop on rear muffler is -a- = 11 to 15 mm.

Fig 3: Pressing Center Muffler Toward Front

Courtesy of AUDI OF AMERICA, LLC

-- Align rear muffler horizontally.

-- Check the distance between the tailpipe and the bumper, refer to TAIL PIPES, REPLACING .

Tightening specifications 

• Refer to OVERVIEW - MUFFLER