4" Down Pipe Back, Race System, without bungs, without muffler, AL

Stay at the top on race day in your 2015-2016 GMC/Chevy 6.6L LMM Duramax with the P1 Race Parts C6045PLM 4" PLM Series Race Exhaust System. P1 Race Parts PLM Series Race Exhaust System is built from Aluminized Steel and comes complete with OE style hangers and clamps for an easy installation. Features: 3-Bolt Flange on Downpipe No Bungs Without Muffler 4? Aluminized Steel OE Style Hangers For Easy Installation Maximum Flow For Competition Applications *Race Only* **This product is not legal for sale in the province of Ontario for road/highway use. Please check with local and provincial legislation/regulations for legality of such product/s. We assume no liability for misuse of this product/s.**