Grand Rock - 07' Peterbilt 387 11" Round x 61.5" Length (55" body) w 5" ID/OD Muffler Brand_Dawson Truck Parts All Pinnacle comfort features have

All Pinnacle comfort features have been developed utilizing sophisticated pressure mapping equipment minimizing pressure points

Pre-Assembled

It has an overall length of 61

Ham Antennas

Diodes 4 Diodes

Grand Rock - 07' Peterbilt 387 11" Round x 61.5" Length (55" body) w 5" ID/OD Muffler Brand_Dawson Truck Parts All Pinnacle comfort features haveGrand Rock 07' Peterbilt 387 11" Round x 61. 5" Length (55" body) w 5" ID OD Muffler This muffler is made to fit Peterbilt 387 models (not equipped with DPF) built in the year range of 1999 to 2007. It has an overall length of 61. 5" and the shell length is 55". The inlet and outlet diameter is 5" I. D. Aluminized Inlet Diameter (A): 5" Outlet Diameter (B): 5" Body Diameter (C): 11" Body Length (D): 55" Overall Length (E): 61. 5" Sold Individually