Peterbilt 359 379 8” Stainless Steel Exhaust Kit - 120" Long Stacks 8" 304 Stainless Steel Exhaust Kit Fits Peterbilt 359 & 379 Models (Choose Option Above) Polished Stainless Steel Finish Kit Includes (2) 304 SS 120" Stacks, (2) 304 SS 90° Pickett Elbows Or Factory Angle Elb... See More