Видео ютуба по тегу Duramax Straight Pipe

LLY Duramax 4 Inch Strait Pipe VS 5 Inch Strait Pipe! Which One's For You?
LLY Duramax 4 Inch Strait Pipe VS 5 Inch Strait Pipe! Which One's For You?
Deleted L5P duramax (sounds clips)
Deleted L5P duramax (sounds clips)
500hp LML DURAMAX CP4 Straight Pipe TOP SPEED Pulls and Digs! 4in Exhaust Sound Clips
500hp LML DURAMAX CP4 Straight Pipe TOP SPEED Pulls and Digs! 4in Exhaust Sound Clips
PPE 4
PPE 4" Exhaust installed on 3.0 Duramax ZR2 LZ0