Exhaust Accessories & Parts

S&S 1.5" Power Tune XTO Muffler Insert (550-1661)

1.5" insert is standard in most Power Tune XTO applications Power and torque tuning Tone and sound adjustment Ease of installing 304 Stainless construction

$27.77

$21.20

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S&S 1.625" Power Tune XTO Muffler Insert (550-1662)

1.625" insert is 2dB louder than supplied insert on most applications Power and torque tuning Tone and sound adjustment Ease of installing 304 Stainless construction

$27.77

$20.06

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S&S 1.75" Front/Plugged Power Tune XTO Muffler Insert (550-1668)

Plug allows for less flow from one outlet for more tuneabilty options Power and torque tuning Tone and sound adjustment Ease of installing 304 Stainless construction 1.75" outer diameter. 3.5mm...

$42.95

$22.93

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S&S 1.75" Plugged Power Tune XTO Muffler Insert (550-1667)

Cap blocks off one outlet for more tuneabilty options Power and torque tuning Tone and sound adjustment Ease of installing 304 Stainless construction 1.75" outside diameter

$32.05

$21.76

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S&S 1.75" Power Tune XTO Muffler Insert (550-1663)

1.75" insert is 4dB louder than supplied insert on most applications Power and torque tuning Tone and sound adjustment Ease of installing 304 Stainless construction

$27.77

$19.57

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S&S 1.75" Rear-Plugged Power Tune XTO Muffler Insert (550-1669)

Plug allows for less flow from one outlet for more tuneabilty options Power and torque tuning Tone and sound adjustment Ease of installing 304 Stainless construction 3.5mm rear holes

$43.82

$27.30

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S&S 1.875" Power Tune XTO Muffler Insert (550-1664)

1.875" inserts is 6dB louder than supplied insert on most applications Power and torque tuning Tone and sound adjustment Ease of installing 304 Stainless construction

$37.95

$20.26

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S&S 2" Power Tune XTO Muffler Insert (550-1665)

2" inserts is 8dB louder than supplied insert on most applications Power and torque tuning Tone and sound adjustment Ease of installing 304 Stainless construction

$27.77

$20.71

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S&S 2.25" Power Tune XTO Muffler Insert (550-1666)

2.25" inserts is 10dB louder than supplied insert on most applications Power and torque tuning Tone and sound adjustment Ease of installing 304 Stainless construction

$38.47

$34.46

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S&S Exhaust Dealer Service Kit (510-0684)

Everything needed to perform a required exhaust system service or end cap replacement. Kit includes tamper-proof screws and S&S proprietary tamper-proof screw bit.

$56.66

$51.21

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S&S Exhaust Gasket Installation Tool (550-1129)

Integrates with a 3/8" drive socket extension, making the installation of exhaust gaskets smooth and efficient Installs the exhaust gasket evenly into the cylinder head damage and leak free One...

$33.12

$32.10

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S&S Exhaust Port Stud - 1984-later Harley Big Twin & XL Motors (50-0493)

Replacement exhaust port stud for 1984-later big twin and XL motors 5/16"-18, 5/16"-24, 1.910" length Zinc-plated Four required per engine, sold each Made in the U.S.A.

$14.29

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