Grand Rock - 2003-Newer Peterbilt 379 Retrofit Chrome Duplex Exhaust Kit w/ Offset Brackets page102 or 18 inches

or 18 inches

25” Drive Axle (with or without logo)

commanding profile

ergonomic grip that reduces hand fatigue during long hauls while delivering the refined look serious truck enthusiasts demand

The ProComm JBC545 is designed for the extra large diameter mirror arms found on some International trucks

Grand Rock - 2003-Newer Peterbilt 379 Retrofit Chrome Duplex Exhaust Kit w/ Offset Brackets page102 or 18 inchesGrand Rock 2003 Newer Peterbilt 379 Retrofit Chrome Duplex Exhaust Kit w Offset Brackets The Grand Rock 2003 & Newer Peterbilt 379 Retrofit Chrome Duplex Exhaust Kit with Offset Brackets (7PK 9055OSRF) is engineered to deliver both performance and head turning style for your truck. Designed specifically for 2003 and newer Peterbilt 379 models, this retrofit kit offers a seamless upgrade to a dual exhaust system while maintaining a clean, factory