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LB7 Duramax 4 inch Straight Pipe Install & FIRST START! (SOUND UP!)
Ready to hear that LB7 Duramax roar? In this video, I’m installing a straight pipe exhaust on my LB7 Duramax to give it a deeper, more aggressive sound. I’ll walk you through the entire installation process, with tips to make sure it fits right and runs smoothly. Once everything is bolted up, stick around for the big moment—our first ...
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