Power Tune Muffler Insert The Muffler Inserts from S&S are designed to fine-tune the Power Tune XTO Exhausts, allowing you to customize and increase/decrease the performance and decibel levels
Easy to install, simply remove the end cap and replace
304 stainless construction
1
375- 2dB quieter than standard
1
50- standard insert
1
625- 2dB louder than standard
1
75- 4dB louder than standard
1
875- 6dB louder than standard
2
00- 8dB louder than standard
2
25- 10db louder than standard
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