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The aFe Power Large-Bore 4-inch DPF-back exhaust for 2020–2025 GM 6.6L L5P diesel trucks uses 4" mandrel-bent 409 stainless tubing and finishes with dual 5" black 304 stainless intercooled clamp-on tips. The system is 100% MIG-welded, uses factory-style hangers and included hardware for direct mounting, and fits Double Cab/Short-Bed (149.4" WB), Crew Cab/Short-Bed (158.9" WB), Double Cab/Long-Bed (162.4" WB) and Crew Cab/Long-Bed (172" WB) applications.
aFe Large Bore-HD 4in 409SS DPF-Back Exhaust System w/Black Tip 20 GM Diesel Trucks V8-6.6L (td) L5P
