No. 3-22

Installation and Conversion Instructions
Panamera (971)
3/22
ENU
2635
2
Sports Tailpipe – Silver (0P3) / Black (0P6)
Vehicle Type:
Panamera / Panamera 4 / Panamera 4 E-Hybrid
including related Executive and Sport Turismo variants
Model Year:
As of 2021
Information:
Retrofitting
Figure 1
Notes:
The tailpipes for the standard exhaust system on the vehicles specified above can be replaced by new
sports tailpipes in Silver chrome-plated look (0P3) or Black chrome-plated look (0P6) ( Figure 1).
The sports tailpipes can be retrofitted worldwide.
The sports tailpipes are also available straight from the factory for new vehicles by requesting the
relevant optional equipment.
Part Nos.:
971.044.206.A
 Sports exhaust system – Silver chrome-plated, set
971.044.206.B
 Sports tailpipe, – black chrome-plated, set
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Installation and Conversion Instructions
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Parts list:
Figure 2
958.111.220.10
2x
Clamping sleeve, ∅ 65 x 88  Figure 2 -1-
971.253.607.AY
1x
Rear silencer, left  Figure 2 -2-
971.253.608.AY
1x
Rear silencer, right  Figure 2 -3-
N.903.425.02
4x
Speed nut, M6 x 19.5 x 18 – VW602 49  Figure 2 -4-
9A7.253.824.40
4x
Countersunk screw, M6 x 12 PA  Figure 2 -5-
9A7.253.823.301
1x
Sports tailpipe, silver chrome-plated, outer left  Figure 2 -6-
9A7.253.823.351
1x
Sports tailpipe, silver chrome-plated, inner left  Figure 2 -7-
9A7.253.824.351
1x
Sports tailpipe, silver chrome-plated, inner right  Figure 2 -8-
9A7.253.824.301
1x
Sports tailpipe, silver chrome-plated, outer right  Figure 2 -9-
9A7.253.823.401
1x
Sports tailpipe, black chrome-plated, outer left (not shown)
9A7.253.823.451
1x
Sports tailpipe, black chrome-plated, inner left (not shown)
9A7.253.824.451
1x
Sports tailpipe, black chrome-plated, inner right (not shown)
9A7.253.824.401
1x
Sports tailpipe, black chrome-plated, outer right (not shown)
1
Jun 2, 2022
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ONLY contained in respective set!
Tequipment
Installation and Conversion Instructions
Panamera (971)
3/22
ENU
2635
2
Information
ONLY in the event of repairs/replacement:
Items WITHOUT a part number in the parts list can be found/ordered from the Porsche Electronic Parts
Catalog = PET.
Check model year and vehicle equipment (I-no.) in the standard catalog!
Tools:
VAS 1783 - Torque wrench
Flashlight
VAS 6254 - Chain-type pipe cutters
VAS 6254 - Ratchet-type pipe cutters
VAS 6780 - Body saw
VAS 6931 - Engine and gearbox jack
1
Assembly:
Preparatory work
1.1
Drive the vehicle onto a lifting platform and connect a battery charger.  Workshop Manual
'2X00IN Battery trickle charge'
1.2
Raise the vehicle.  Workshop Manual '4X00IN Raising the vehicle'
CAUTION
Hot components
•
Risk of burns

Let hot components cool down.

Wear personal protective gear.
1.3
Remove standard tailpipes ( Figure 5
(Panamera Turbo)).  Workshop Manual
'263519 Removing and installing tailpipe
trim'
1
2
3
1.4
– Standard tailpipes – right-hand side
– Lens-head screw, M6 x 12
– Speed nut, M6 x 19.5 x 18 – VW602
49
Remove rear silencer.  Workshop Manual
'263319 Removing and installing rear
muffler'
1.4.1
Remove rear underbody cover.
 Workshop Manual '519419
Removing and installing cover for
rear underbody'
Figure 5 (Panamera Turbo)
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Installation and Conversion Instructions
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1.4.2
Remove hexagon-head bolt M8
x 16 (2 x) on strut between the
rear silencers ( Figure 6 -1-) and
remove strut.
1
2
3
4
–
–
–
–
Installation position of strut
Disconnection point
Body saw
Multiple-tooth countersunk
screw, M8 x 20 (rear-end
cross strut)
1.4.3
Cut rear silencer at the connection
point (marking on underside) using
pipe cutters or body saw.
1.4.4
Release and disconnect plug connection for exhaust flap actuator (rear silencer at
the left/right).
1.4.5
Remove hexagon-head bolts M8 x 20 (2 x) on rear-end cross strut ( Figure 6 -4-).
 Workshop Manual '421319 Removing and installing rear-axle chassis subframe
Figure 6
struts'
Information
•
Before the rear muffler is released, the exhaust system must be supported
with a transmission jack or held by another person.
1.4.6
Remove hexagon-head bolt M8 x 16 on rear silencer holder at the rear (left/right).
1.4.7
Remove rear silencers (at the left/right).
1.4.8
De-burr cut on inside and outside
of front silencer ( Figure 7
-Arrows-).
If necessary, remove rust from front
silencer exhaust pipe using suitable
polishing agents and restore its
round shape.
2
Install new rear silencers (left/right).  Workshop
Manual '263319 Removing and installing rear
muffler'
2.1
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Install clamping sleeve, ∅ 65 x 88 (2 x) on
exhaust pipe for front silencer (left/right).
Tequipment
Figure 7
Installation and Conversion Instructions
2.2
3/22
ENU
2635
2
Install new speed nut M6 x 19.5 x 18 –
VW602 49 (2 x) on holders on exhaust pipes
of new rear silencers (left/right  Figure 8).
1
2
2.3
Panamera (971)
– Speed nut, M6 x 19.5 x 18 – VW602
49
– Holder on rear silencer exhaust
pipes (right)
Lift new rear silencers (left/right) into installation position and secure to the body using a
hexagon-head bolt M8 x 16 (1 x).
Tightening torque 23 Nm (17 ftlb.)
Figure 8
2.4
Connect plug connection for exhaust flap actuator (rear silencer at the left/right).
2.5
Align clamping sleeve ∅ 65 x 88 (2 x) on
exhaust pipe on front silencer/rear silencer
(at the left/right) so that the clamping sleeve
is not touching/rubbing at any point ( Figure
9).
1
2
– Clamping sleeve
– Hexagon nut, M8
Tighten M8 hexagon nuts (2 x).
Tightening torque 33 Nm (24.3 ftlb.)
2.6
Tighten multiple-tooth countersunk screws
Figure 9
M8 x 20 (2 x) on rear-end cross strut. 
Workshop Manual '421319 Removing and installing rear-axle chassis subframe struts'
Tightening torque 20 Nm (14.8 ftlb.)
2.7
3
Loosely pre-install strut between the rear silencers using hexagon-head bolts M8 x 16 (2 x).
Install Sports tailpipe
3.1
Slide the new sports tailpipes onto the relevant rear silencer stub pipes as far as the screw
point and preassemble by installing a new M6 x 12 lens-head screw hand-tight.
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Panamera (971)
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Installation and Conversion Instructions
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Information
If the sports tailpipes have to be moved to the right or left, this can only be performed via
the connecting strut between the rear mufflers (see also:  Workshop Manual '263319
Removing and installing rear muffler').
3.2
Check that the gap = “dimension Z” between
the new sports tailpipes and exhaust system
cover (rear bumper – left and right side of
vehicle  Figure 10 -Z-) is symmetrically
constant.
Dimension Z – symmetrical, constant all the
way around with respect to exhaust
system cover
Dimension X – equal projection (right side of
vehicle)
Re-align sports tailpipes if necessary.
Information
The tailpipes are adjusted in X direction using
the slots in the tailpipe.
3.3
3.4
Figure 10
Check that the sports tailpipes have equal
projection = “dimension X” with respect to the rear body panel (left and right side of vehicle
 Figure 10 -X-). Re-align sports tailpipes if necessary.
Tighten lens-head screw, M6 x 12 on sports tailpipe cover.
Tightening torque 8 Nm (5.9 ftlb.) +/-1 Nm (0.7 ftlb.)
NOTICE
Voltage drop
•
Risk of irreparable damage to control unit
•
Risk of damage to control unit
•
Fault entries in the control unit
•
Coding in the control unit is aborted
•
Malfunctions in control unit, even during programming

Switch off the ignition and remove the ignition key before disconnecting the control unit.

Ensure that the power supply is not interrupted during programming.

Connect a battery charger with a current rating of at least Nominal value 90 A to the vehicle battery.
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Installation and Conversion Instructions
Coding:
4
Panamera (971)
3/22
ENU
2635
2
Entering the sports tailpipe (0P3 or 0P6) in the vehicle data
4.1
Preparatory work – Coding
NOTICE
Control unit programming will be aborted if the Internet connection is unstable.
•
An unstable Internet connection can interrupt communication between PIWIS Tester
III and the vehicle communication module (VCI). As a result, control unit programming
may be aborted.

During control unit programming, always connect PIWIS Tester III to the vehicle
communication module (VCI) via the USB cable.
4.1.1
Connect 9900 - PIWIS Tester 3 to the vehicle and switch it on.
4.1.2
Switch on ignition AND hazard warning lights on the vehicle.
Information
The 9900 - PIWIS Tester III instructions take precedence since the description
may be different with later Tester releases.
The procedure described here has been structured in general terms; different text
or additions may appear on the 9900 - PIWIS Tester III.
4.1.3
Select the "Diagnostics" menu item on the PIWIS Tester.
4.1.4
If 9900 - PIWIS Tester 3 is connected correctly, a connection to the vehicle will be
established: “971 model line” is detected.
4.1.5
Create a vehicle analysis log (VAL) in the "Overview" menu item.
Information
The function is ONLY available when the Tester is online!
4.2
Enter the new vehicle equipment in the vehicle data using "PIWIS Online"
4.2.1
Select the function "Maintenance of vehicle data with PIWIS ONLINE" in the "Model
line-specific tests and campaigns" menu item.
A message appears informing you that the “Actual” (vehicle) data and “Required”
(PIWIS Online) data will be compared.
Press •F12“ to continue.
4.2.2
Confirm the message “The vehicle data was compared with PIWIS Online.
Significant differences were found” with •F12“.
4.2.3
Look for the option "EXHAUST TAILPIPE" in the "Family" column.
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Panamera (971)
2635
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Installation and Conversion Instructions
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Select “0P3 – SPORTS TAILPIPE COVERS IN SILVER” or “0P6 – SPORTS TAILPIPE
COVERS IN BLACK” from the drop-down menu in the “Value” column. Press •F12“
to continue
4.2.4
A table containing the coding value and the columns “new value” and “old value” is
displayed in the overview. Press •F8“ to continue.
4.2.5
Data is then written/stored. The following messages appear one after the other:
•
•
•
•
4.2.6
5
Transferring vehicle data to PIWIS Online.
Writing and transferring vehicle data to the vehicle.
Vehicle order was written successfully.
A check was performed in order to check whether control units have to be
coded or programmed as a result of the changes that were made.
Press •F10“ to open the log. Check that the selected vehicle equipment has been
entered and close the log.
Code/program the new vehicle equipment.
5.1
Code/program the new vehicle equipment.
5.1.1
Confirm the table containing a list of control units that must be
coded/programmed, by pressing •F12“.
5.1.2
Individual data records will be loaded, depending on the number of control units to
be coded/programmed.
Wait until messages “Creating backup documentation. Please wait …” and await
the message “Coding was completed successfully.”. Press •F12“ to continue.
Repeat the process for other control units if necessary.
5.1.3
Wait for the “Adaptation of the control units is complete.” message and check the
coding status of the control units in the table displayed.
Continue by pressing •F12“ to return to the control unit overview.
5.2
6
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Read out the fault memory of all systems, work through any existing faults, and erase the
fault memory.  Workshop Manual '0X03IN Diagnostic maintenance: Diagnostic system
and maintenance inter...'
Concluding work
6.1
Switch off ignition and disconnect 9900 - PIWIS Tester 3.
6.2
Disconnect the battery charger.  Workshop Manual '2X00IN Battery trickle charge'
6.3
Drive the vehicle off the lifting platform.
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Installation and Conversion Instructions
26 35 32 05:
Panamera (971)
3/22
–Tailpipes converted–
Includes:
Standard tailpipe (2 ea.) removed and new sports tailpipe (4
pcs) installed;
Remove standard rear silencer (2 ea.) and install new rear
silencer (2 ea.);
Aligning new sports tailpipe (4 ea.) with respect to the rear
apron;
Sports tailpipe (0P3 / 0P6) coded in the vehicle data using the
PIWIS Tester.
ENU
2635
2
Labor time: 187 TU
Important Notice: Technical Bulletins issued by Porsche Cars North America, Inc. are intended only for use by professional automotive technicians who have attended Porsche service training
courses. They are written to inform those technicians of conditions that may occur on some Porsche vehicles, or to provide information that could assist in the proper servicing of a vehicle. Porsche special
tools may be necessary in order to perform certain operations identified in these bulletins. Use of tools and procedures other than those Porsche recommends in these bulletins may be detrimental to the
safe operation of your vehicle, and may endanger the people working on it. Properly trained Porsche technicians have the equipment, tools, safety instructions, and know-how to do the job properly and
safely. Part numbers listed in these bulletins are for reference only. The work procedures updated electronically in the Porsche PIWIS diagnostic and testing device take precedence and, in the event of a
discrepancy, the work procedures in the PIWIS Tester are the ones that must be followed.
© 2022 Porsche Cars North America, Inc.
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