Flowmonster Performance Muffler 2.50 Dual IN/2.50 Dual OUT 11386-FM 409 Stainles downpipes Some models have an external

Some models have an external cooler line which we will also include

4/5 Door Models Only

7L Hemi engines

Notes: Fits all 2007*-2008 (*except classic body) GM 1500 4

Flowmonster Performance Muffler 2.50 Dual IN/2.50 Dual OUT 11386-FM 409 Stainles downpipes Some models have an externalOverview 409 Stainless Steel performance mufflers! Hidden beneath your ride lies a powerful creature destined to dominate. FlowMonster chambered and straight through style mufflers create an aggressive exhaust note giving a powerful voice to your car truck SUV. FlowMonster mufflers are constructed of 16 gauge aluminized steel and 409 stainless steel and are 100% MIG welded for maximum strength and durability. The chambered design cancels out unwanted