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Originally Posted by Tom Hand
Larry and Cdoggy.
The Walker muffler has perforated tubing surrounded by sound absorbing continuous roving fiberglass. The Racepro has louvered tubing surrounded by sound absorbing fiberglass. The Racepro I think has 3" louvered tubing,the Walker is about 2.6" inner diameter.
Tom
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Tom, you are correct. Also, the Race Pro uses the stainless steel sock to protect the fiberglass mats, Does the Ultra Flow still use the stainless also?