Big Gun 17in x 1in 7/8in Race Core

Big Gun replacement Race Core is compatible with current-style EVO or ECO Series mufflers.

• 1-7/8 in. straight-through diameter
• 15-1/4 in. total length
• 305 stainless steel perforated core
• Compatible with various current-style EVO and ECO Series mufflers that have a 17 inch overall muffler body length (not including the end tip)
• Some older model mufflers had different core diameters and both ends need to be measured to ensure you need 1-7/8 inch diameters on both the inlet and end tip side

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