aFe MACH Force-XP Cat-Back Exhaust System, Part Number 49-38078-B, for 2014–2021 Jeep Grand Cherokee WK2 V6 3.6L

Give your Grand Cherokee a more aggressive look and sound with this MACH Force-XP Cat-Back system. Large tubing, a high-flow stainless steel muffler, and a dual resonated mid-pipe provide a deeper sound, without any drone when cruising. MACH Force-Xp 2-1/2 IN to 3 IN 304 Stainless Steel Cat-Back Exhaust w/ Black Tip Jeep Grand Cherokee (WK2) 14-21 V6-3.6L

• Constructed from 2-1/2" to 3" mandrel-bent 304 stainless steel for maximum airflow and corrosion resistance
• Muffler is powder-coated with a high temp finish for long lasting good looks
• Utilizes factory style bayonet hangers for a simple and secure installation
• 4-1/2" exhaust tip with laser etched aFe POWER logo provides a bold look

Upgrade the sound, appearance, and exhaust flow of your Jeep Grand Cherokee with the aFe MACH Force-XP Cat-Back Exhaust System, Part Number 49-38078-B. Designed for 2014–2021 Grand Cherokee WK2 models equipped with the V6 3.6L engine, this system replaces the factory exhaust behind the catalytic converters with a larger, freer-flowing configuration. Its 2-1/2-inch to 3-inch tubing supports improved airflow while producing a deeper, more aggressive exhaust note.

The system is built from mandrel-bent 304 stainless steel for lasting corrosion resistance and consistent internal flow. A high-flow stainless steel muffler and dual-resonated mid-pipe help refine the exhaust tone and reduce unwanted cabin drone during steady-speed cruising. The muffler features a high-temperature powder-coated finish, while the 4-1/2-inch black exhaust tip adds a bold appearance and includes a laser-etched aFe POWER logo.

• Feature: 2-1/2-inch to 3-inch mandrel-bent 304 stainless steel tubing supports efficient exhaust flow and long-term durability
• Feature: Dual-resonated mid-pipe and high-flow muffler provide a deeper exhaust tone with reduced cruising drone
• Feature: High-temperature powder-coated muffler finish helps maintain a clean appearance under demanding conditions
• Feature: Factory-style bayonet hangers support a straightforward, secure installation using the original mounting locations

Key Product Specifications and Technical Data

• Brand: aFe
• Part Number: 49-38078-B
• Product Type: Cat-back exhaust system
• Vehicle Application: Jeep Grand Cherokee WK2
• Engine Application: V6 3.6L
• Material: 304 stainless steel
• Tube Size: 2-1/2-inch to 3-inch stepped tubing
• Outlet Finish: Black powder-coated exhaust tip

What's Included

Package includes the aFe MACH Force-XP cat-back exhaust components, stainless steel muffler, dual-resonated mid-pipe, black exhaust tip, and installation hardware required for the system. Fitment includes select 2014–2021 Jeep Grand Cherokee WK2 models with the V6 3.6L engine. Professional installation is recommended. This product is not CARB approved; verify emissions requirements before installation. California buyers should review applicable regulations. Proposition 65 warning applies.

Features:

• 2-1/2-inch to 3-inch mandrel-bent 304 stainless steel tubing supports efficient exhaust flow and long-term durability
• Dual-resonated mid-pipe and high-flow muffler provide a deeper exhaust tone with reduced cruising drone
• High-temperature powder-coated muffler finish helps maintain a clean appearance under demanding conditions
• Factory-style bayonet hangers support a straightforward, secure installation using the original mounting locations

Fitments:
2014 Jeep Grand Cherokee Laredo
2014 Jeep Grand Cherokee Limited
2014 Jeep Grand Cherokee Overland
2014 Jeep Grand Cherokee Summit
2015 Jeep Grand Cherokee Laredo
2015 Jeep Grand Cherokee Limited
2015 Jeep Grand Cherokee Overland
2015 Jeep Grand Cherokee Summit
2016 Jeep Grand Cherokee 75th Anniversary
2016 Jeep Grand Cherokee Laredo
2016 Jeep Grand Cherokee Limited
2016 Jeep Grand Cherokee Overland
2016 Jeep Grand Cherokee Summit
2017 Jeep Grand Cherokee Laredo
2017 Jeep Grand Cherokee Limited
2017 Jeep Grand Cherokee Overland
2017 Jeep Grand Cherokee Summit
2017 Jeep Grand Cherokee Trailhawk
2018 Jeep Grand Cherokee Altitude
2018 Jeep Grand Cherokee High Altitude
2018 Jeep Grand Cherokee Laredo
2018 Jeep Grand Cherokee Limited
2018 Jeep Grand Cherokee Overland
2018 Jeep Grand Cherokee Summit
2018 Jeep Grand Cherokee Trailhawk
2019 Jeep Grand Cherokee Altitude
2019 Jeep Grand Cherokee High Altitude
2019 Jeep Grand Cherokee Laredo
2019 Jeep Grand Cherokee Limited
2019 Jeep Grand Cherokee Limited X
2019 Jeep Grand Cherokee Overland
2019 Jeep Grand Cherokee Summit
2019 Jeep Grand Cherokee Trailhawk
2019 Jeep Grand Cherokee Upland
2020 Jeep Grand Cherokee Altitude
2020 Jeep Grand Cherokee High Altitude
2020 Jeep Grand Cherokee Laredo
2020 Jeep Grand Cherokee Limited
2020 Jeep Grand Cherokee Limited X
2020 Jeep Grand Cherokee Overland
2020 Jeep Grand Cherokee Summit
2020 Jeep Grand Cherokee Trailhawk
2020 Jeep Grand Cherokee Upland
2021 Jeep Grand Cherokee 80th Anniversary
2021 Jeep Grand Cherokee High Altitude
2021 Jeep Grand Cherokee Laredo E
2021 Jeep Grand Cherokee Laredo X
2021 Jeep Grand Cherokee Limited
2021 Jeep Grand Cherokee Limited X
2021 Jeep Grand Cherokee Overland
2021 Jeep Grand Cherokee Summit
2021 Jeep Grand Cherokee Trailhawk

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1