S&S Muffler Inserts For Power Tune XTO Exhaust – Front/Rear Plug
The S&S Muffler Insert Plugs allows for less flow from one outlet for more tuneabilty options.
Features:
- Power and torque tuning
- Tone and sound adjustment
- Ease of installing
- 304 Stainless construction
- 3.5mm Holes, Plugged, 1.75″









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