Grand Rock - Resonator Type 4, 10" x 15" x 16", 4" ID - 3.8" OD Exhaust page17_23 Model 60111 is proudly made

Model 60111 is proudly made in the USA and is sold individually for convenient installation and reliable use

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heavy duty aluminum housing

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Grand Rock - Resonator Type 4, 10" x 15" x 16", 4" ID - 3.8" OD Exhaust page17_23 Model 60111 is proudly madeGrand Rock Resonator Type 4, 10" x 15" x 16", 4" ID 3. 8" OD Exhaust Grand Rock Resonator Type 4, 10" x 15" x 16", 4" ID 3. 8" OD Exhaust 4 Inch Inlet ID (inner dimension) 3. 8 Inch Outlet OD (outer dimension) 10 inch round diameter 16 inch length Sold Individually Made in the USA Grand Rock Company is a major manufacturer and warehouse of superior exhaust systems for the aftermarket. Since 1970 Grand Rock has had its sights set on providing the