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NHTSA ID Number: 10198543

Manufacturer Communication Number: CMN25-13

TSB/Document Date: 2021-06-28


Summary

Sports Exhaust System (I-no XLF) concern Retrofitting


Installation and Conversion Instructions

Cayman (981)
5/13

ENU

2601

2

Sports Exhaust System (I-no. XLF)

Revision:

This bulletin replaces bulletin Group 2, #5/13, dated October 2, 2015.

Model Year:

As of 2014

Concern:

Retrofitting

Restrictions:

Engine Type:

MA122 = 2.7 l – Cayman
MA123 = 3.4 l – Cayman S

Notes:

The sports exhaust system is activated and deactivated using the new switch console with the additional
"Twin tailpipe" button. The sports exhaust system is also activated by pressing the “Sport” and “Sport
Plus” buttons. The sports exhaust system can be switched off separately in these modes using the "Twin
tailpipe" button.

ONLY together with sports tailpipe (I-no. XLS).

The switch console (combined switch) is a repair kit and must also be ordered. The repair kit contains the
main body, the required buttons and the trims. The new switch console is assembled in accordance with
the new vehicle equipment.
Engine power and exhaust behaviour of the vehicle are not affected. The sports exhaust system is also
available as a factory installed option for new vehicles by requesting optional equipment “XLF”.

2016© PorscheeBay logo Cars North America, Inc.

Tequipment

Mar 2, 2016
Page 1 of 28

2

Cayman (981)
2601

Parts Info:

ENU

Installation and Conversion Instructions

5/13

981.044.200.00

 Sports exhaust system WITH sports tailpipe for Cayman, set

981.044.200.04

 Sports exhaust system WITH sports tailpipe for Cayman S, set

981.044.200.01

 Sports exhaust system WITHOUT sports tailpipe, set

Also order the following:
991.613.955.05.DML

Combined switch (switch console)

Parts List:

Figure 2

Mar 2, 2016
Page 2 of 28

981.111.921.04

1x

Rear muffler, left  Figure 2 -1-

981.111.280.00

1x

Clamp  Figure 2 -2-

981.111.922.04

1x

Rear muffler, right  Figure 2 -3-

981.111.961.001

1x

Sports tailpipe  Figure 2 -4-

981.111.961.012

1x

Sports tailpipe (not shown)

06E.133.794

1x

T-piece  Figure 2 -5-

981.612.905.00

1x

Wire harness  Figure 2 -6-

981.111.113.00

2x

Seal  Figure 2 -7-

999.651.360.01

4x

Fixing clip  Figure 2 -8-

981.111.049.00

1x

590-mm steel flexi-pipe  Figure 2 -9-

900.918.005.40

1x

Tekalan line, 5.0 x 1.0 x 1,000 mm  Figure 2 -10-

981.111.281.01

2x

Clamp  Figure 2 -11-

900.385.001.02

2x

Torx screw, M8 x 20  Figure 2 -12-

3D0.971.939.B

1x

Fixing clip (transmission)  Figure 2 -13-

981.111.989.00

1x

Change-over valve holder  Figure 2 -14-

928.573.729.05

1x

Distributing piece, 4-way  Figure 2 -15-

Tequipment

2016© PorscheeBay logo Cars North America, Inc.

Installation and Conversion Instructions

Materials:

Cayman (981)
5/13

ENU

2601

7PP.906.270

1x

Change-over valve  Figure 2 -16-

928.574.717.05

2x

Protective tube  Figure 2 -17-

900.910.003.03

4x

Hexagon nut, M8 (not shown)

999.141.047.01

4x

Torx screw, M10 x 28 (for securing seat, not shown)

928.573.727.05

1x

Distributing piece, 3-way (Y-piece, not shown)

N 020.904.4

15 x

Tie-wrap (not shown)

999.507.206.40

2x

Combination holder (not shown)

1

ONLY contained in set 981.044.200.00.

2

ONLY contained in set 981.044.200.04.
1x

000.043.004.82
———

2

Optimol-HT mounting paste
Rust solvent, commercially available, e.g. WD40

Notes:

Identifying features when installed:
A part number and the PorscheeBay logo logo are shown on the rear mufflers and tailpipe.

Tools:

9818 - PIWIS Tester II
T10118 - Assembly tool
P300 - Socket-wrench insert

Work Procedure: 1

Preparatory work.
1.1

Disconnect battery charger.  Workshop Manual '2X00IN Battery trickle charging'

1.2

Remove passenger compartment interior.
1.2.1

Remove inner door sill trim on the left.  Workshop Manual '680519 Removing
and installing inner door sill trim'

1.2.2

Remove left front seat.  Workshop Manual '720119 Removing and installing
front seat'

1.2.3

Loosen seat belt mount in the B-pillar sill area.

2016© PorscheeBay logo Cars North America, Inc.

Tequipment

Mar 2, 2016
Page 3 of 28

2

Cayman (981)
2601

ENU

5/13

Installation and Conversion Instructions
Open the cap  Figure 3 -1-.
Unscrew cheese head bolt  Figure
3 -2- and remove seat belt mount
 Figure 3 -3- and spacer sleeve
 Figure 3 -4-.

Figure 3
1.2.4

Remove side trim panel at the left.
 Workshop Manual '707519
Removing and installing side trim
panel'

Figure 4

Mar 2, 2016
Page 4 of 28

Tequipment

2016© PorscheeBay logo Cars North America, Inc.

Installation and Conversion Instructions
1.2.5

Cayman (981)
5/13

ENU

2601

2

Pull out clip  Figure 5 -1- and
remove sound absorber  Figure 5
-2- from the left B-pillar.

Figure 5
Information
Figure shows left side of the vehicle.
1.2.6

Remove right belt strap guide 
Figure 6 -1-.
Loosen right belt strap guide using
a plastic wedge  Figure 6 -2- (
Figure 6 -arrows A-).
Remove belt strap guide from the
catches  Figure 6 -arrows B- and
set it down.

Figure 6
1.2.7

Remove trim panel for rear wall.
 Workshop Manual '703119
Removing and installing trim panel
for rear wall'

Figure 7

2016© PorscheeBay logo Cars North America, Inc.

Tequipment

Mar 2, 2016
Page 5 of 28

2

Cayman (981)
2601

ENU

1.3

5/13

Remove luggage compartment interior.
1.3.1

Remove trim panel for package box
(lid)  Figure 8 -4-.  Workshop
Manual '706619 Removing and
installing package box'

1.3.2

Remove side trim panels for
luggage compartment at the left 
Figure 8 -1- and right.  Workshop
Manual '700319 Removing and
installing side trim panel for rear
luggage compartment'

1.3.3

Mar 2, 2016
Page 6 of 28

Installation and Conversion Instructions

Figure 8
Remove C-pillar trim panels
(rear section) at the left  Figure 8 -2- and right.  Workshop Manual '706819
Removing and installing C-pillar trim panel'

1.3.4

Remove C-pillar trim panel (front section) at the left  Figure 8 -3-.  Workshop
Manual '706819 Removing and installing C-pillar trim panel'

1.3.5

Remove rear cover  Figure 8 -5-.  Workshop Manual '705319 Removing and
installing rear cover'

1.3.6

Remove trim panel for rear luggage compartment (front section)  Figure 8 -6-.
 Workshop Manual '700619 Removing and installing trim panel for rear luggage
compartment (front section)'

1.3.7

Remove luggage net if necessary.

1.3.8

Remove trim panel for rear luggage compartment (lower section)  Figure 8 -7-.
 Workshop Manual '700619 Removing and installing trim panel for rear luggage
compartment (lower section)'

1.3.9

Remove trim panel for convertible top compartment/engine compartment lid 
Figure 8 -8-.  Workshop Manual '700819 Removing and installing trim panel for

1234

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TSB/Document ID: CMN25-13

Replacement Service Bulletin Number:

MFR Communication Date: 2015-10-02

MFR Internal Campaign ID/Software Version:

Communication Type: Service Bulletin/Repair Instructions

NHTSA Components: EQUIPMENT

MFR Component System:

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