PRODUCT DETAIL
Fits 2019–2023 RAM 2500 / 3500 with 6.7L Cummins Diesel
5" mandrel-bent 409 stainless steel tubing for superior strength and longevity
7" polished stainless steel clamp-on tip with riveted aFe POWER logo plate
100% MIG-welded for enhanced durability under extreme conditions
CAD-designed for precision factory-style fitment
Bolt-on installation—no cutting or modifications required
Factory-style hangers and all hardware included for hassle-free setup
Delivers a deep, refined exhaust tone while improving performance
Emissions compliant—DPF-back design requires no CARB EO#
The aFe 49-42078-P Large Bore-HD Exhaust System is built from 409 stainless steel to deliver enhanced exhaust flow, reduced backpressure, and improved throttle response for your 6.7L Cummins-powered RAM. Whether you're towing heavy loads or cruising highways, this system ensures long-lasting strength and dependable sound.
Finished with a 7" polished stainless steel tip, this system adds a premium visual upgrade to your RAM's rear profile. The riveted aFe POWER badge gives it a signature style that stands out, while the single rear exit maintains clean lines and improved clearance.
Using factory-style hangers and CAD-based engineering, the system ensures a direct-fit installation on properly matched wheelbase trucks. No cutting, no welding—just bolt it on and enjoy immediate performance gains and aggressive sound.
Fitment: 2019, 2020, 2021, 2022, 2023 RAM 2500 / 3500 6.7L Cummins Diesel
Wheelbase Compatibility:
Mega Cab Short Bed – 160" Wheelbase
Crew Cab Short Bed – 149" Wheelbase
Warranty: Limited lifetime warranty on stainless steel components
Fitment Notes: Not compatible with Long Bed, Regular Cab, or Cab & Chassis models
Emissions Note: DPF-back design—retains emissions components, no CARB EO# required
FITMENT GUIDE
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