Grand Rock - Peterbilt 90-Degree Exhaust Turbo Elbow Brand_Ranger Tunable Tip - Tune by

Tunable Tip - Tune by hand

Red swivel top allows for a continuous 360˚ of rotation - no binding

in other words they help save gas and that saves you money

Kenworth W900A - Under FrameKenworth W900A - Under Frame - Long Drop

Now you do not have to turn down your microphone due to squeal and noise

Grand Rock - Peterbilt 90-Degree Exhaust Turbo Elbow Brand_Ranger Tunable Tip - Tune byGrand Rock Peterbilt 90 Degree Exhaust Turbo Elbow Grand Rock Peterbilt 90 Degree Exhaust Turbo Elbow Replaces Peterbilt Part # 14 13394 202 90 Degree Bend Fits Most Peterbilt 379 Conventional Makes and Models Sold Individually 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 customer with only the best parts and material in the