AFE 49-4403X MACH Force XP 4" Downpipe-Back Race Exhaust
|The AFE 49-4403X MACH Force XP 4" Downpipe-Back Race Exhaust for your 2011-2014 GM 6.6L Duramax LML is engineered to go give your truck the edge in competition! Built from durable T409 stainless steel, the AFE MACH Force XP Exhaust System will increase power and performance in your pickup. This face exhaust system features a 4" diameter for increased flow. Available with and without tip or muffler.
- 4" Stainless Steel Construction
- Mandrel Bent For Maximum Flow
- Off-Road Downpipe-Back Exhaust
With Muffler & Tip 49-44031
No Muffler, No Tip 49-43032
Warning: This free-flow race exhaust system requires the use of an aftermarket performance programmer with off-road tuning.
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