BORLA 40353 ProXS™ Muffler Muffler Offset / Offset Oval 3" 14" x 4" x 9.5" ymm_9 These are simply the best

These are simply the best connecting rod bolts available

Bel Air 1957-1973

the X-connection

Fits Following Engines: Cummins C8

BORLA 40353 ProXS™ Muffler Muffler Offset / Offset Oval 3" 14" x 4" x 9.5" ymm_9 These are simply the bestDescription BORLA 40353 ProXS Muffler Muffler Offset Offset Oval 3" 14" x 4" x 9. 5" The ProXS Muffler features a 3" offset inlet and 3" offset outlet, with a 4" x 9. 5" oval shape and a 14" long body. The overall length is 19". Un notched necks are designed for weld in installation. If clamping is preferred, use 3" wide band clamps 18006 (clamps not included). This muffler offers a reversible design for installation flexibility. It is constructed