SPG SUPER-Q SILENCER REV-XR UQ-4413C

SPG SUPER-Q SILENCER REV-XR UQ-4413C. The vendor part number is UQ-4413C. Read title carefully to know what you are getting. Here is the catalog descrion NOT the title?

• Easy installation and all parts are included
• Close to stock sound levels, 85 DB +/- 7
• Huge weight savings with increased power to weight ratio
• Ceramic coated finish
• One dot welded on bottom side identifies Ultra-Q from Super-Q