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Looking for aftermarket parts to modify or upgrade your GMC Sierra 3500 HD with dpf back? At Tunersports.com we carry a huge selection of the top name brand performance dpf back parts and accessories for your Sierra 3500 HD.
Whether you have a 2007 or 2025 GMC Sierra 3500 HD in AT4 to WT trim we have you covered. We have 66 dpf back available parts to mod your Sierra 3500 HD. All parts have free shipping to the Continental US 48 States.
 IN STOCK - DROPSHIPS 49-04040Interested in a new exhaust system? Check out the ATLAS DPF-Back exhaust system by aFe. This system is constructed from 5 in. mandrel-bent aluminized steel tubing. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGTs. Uses high quality band clamps and OE-... aFe ATLAS 5in Alum Steel DPF-Back Exhaust System 2007-10 GM Diesel Trucks V8-6.6L (td) 2007-2010 GMC Sierra 3500 HD SLE / SLT / WT $358.05 SALE |
 OUT OF STOCK 49-04040-BInterested in a new exhaust system? Check out the ATLAS DPF-Back exhaust system by aFe. This system is constructed from 5 in. mandrel-bent aluminized steel tubing. Smooth transition bends allow for low turbulence, increasing horsepower, toque and lowering EGTs. Uses high quality band clamps and OE-s... aFe Atlas Exhaust 5in DPF-Back Al Steel 07.5-10 GM Diesel Trucks V8-6.6L (td) LMM (Blk Tip) 2007-2010 GMC Sierra 3500 HD SLE / SLT / WT $548.63 SALE |
 IN STOCK - DROPSHIPS 49-04040-PInterested in a new exhaust system. Check out the ATLAS DPF-Back Exhaust system form aFe. This system is constructed from 5 in. mandrel-bent aluminized steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGTs. Uses high quali... aFe ATLAS 5in DPF-Back Alum Steel Exhaust System Polished Tip GM Diesel Trucks 7.5-10 V8-6.6L td LMM 2007-2010 GMC Sierra 3500 HD SLE / SLT / WT $499.13 SALE |
 IN STOCK - LOW 49-04041Interested in a new exhaust system? Check out the ATLAS DPF-Back exhaust system by aFe. This system is constructed from 5 in. mandrel-bent aluminized steel tubing. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGTs. Uses high quality band clamps and OE-... aFe Atlas Exhaust 5in DPF-Back Al Steel 11-13 GM Diesel Trucks V8-6.6L (td) LML 2011-2014 GMC Sierra 3500 HD WT 2011-2016 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2016 GMC Sierra 3500 HD Base $358.05 SALE |
 IN STOCK - DROPSHIPS 49-04041-BInterested in a new exhaust system? Check out the ATLAS DPF-Back exhaust system by aFe. This system is constructed from 5 in. mandrel-bent aluminized steel tubing. Smooth transition bends allow for low turbulence, increasing horsepower, toque and lowering EGTs. Uses high quality band clamps and OE-s... aFe Atlas Exhaust 5in DPF-Back Al Steel 11-13 GM Diesel Trucks V8-6.6L (td) LML (Blk Tip) 2011-2014 GMC Sierra 3500 HD WT 2011-2016 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2016 GMC Sierra 3500 HD Base $548.63 SALE |
 IN STOCK - LOW 49-04041-PInterested in a new exhaust system. Check out the ATLAS DPF-Back Exhaust system form aFe. This system is constructed from 5 in. mandrel-bent aluminized steel tubing for maximum flow. Smooth transition bends allow for low turbulence, increasing horsepower, torque and lowering EGTs. Uses high quali... aFe Atlas Exhaust 5in DPF-Back Al Steel 11-13 GM Diesel Trucks V8-6.6L (td) LML (Pol Tip) 2011-2014 GMC Sierra 3500 HD WT 2011-2016 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2016 GMC Sierra 3500 HD Base $499.13 SALE |
 OUT OF STOCK 49-04043-BInterested in a new exhaust system for your LML Duramax? Check out the ATLAS Dual DPF-Back exhaust system by aFe. This system is constructed from 4 in. mandrel-bent aluminized steel tubing and uses high quality band clamps and OE-style bayonet hangers. This unit uses all factory mounting locations a... aFe MACHForce XP Exhaust Aluminized Dual Split DPF Back 11-15 GM Diesel Truck V8-6.6L (td) (BLK tip) 2011-2014 GMC Sierra 3500 HD WT 2011-2016 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2016 GMC Sierra 3500 HD Base $730.13 SALE |
 OUT OF STOCK 49-04043-PInterested in a new exhaust system for your LML Duramax? Check out the ATLAS dual DPF-Back exhaust system by aFe. This system is constructed from 4 in. mandrel bent aluminized steel tubing and uses high quality band clamps and OE-style bayonet hangers. This unit uses all factory mounting locations a... aFe MACHForce XP Exhaust Aluminized Dual Split DPF Back 11-15 GM Diesel Truck V8-6.6L (td) (pol tip) 2011-2014 GMC Sierra 3500 HD WT 2011-2016 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2016 GMC Sierra 3500 HD Base $664.13 SALE |
 OUT OF STOCK 49-04080-BInterested in a new exhaust system for your LML Duramax? Check out the ATLAS Dual DPF-Back exhaust system by aFe. This system is constructed from 4" mandrel-bent aluminized steel tubing and uses high quality band clamps and OE-style bayonet hangers. This unit uses all factory mounting locations to p... aFe Atlas Exhaust 4in Dual DPF-Back Al Steel w/ Black Tips 16-17 GM Diesel Truck V8-6.6L (td) LML 2016-2016 GMC Sierra 3500 HD Base / Denali / SLE / SLT $730.13 SALE |
 OUT OF STOCK 49-04080-PInterested in a new exhaust system for your LML Duramax? Check out the ATLAS dual DPF-Back exhaust system by aFe. This system is constructed from 4" mandrel-bent aluminized steel tubing and uses high quality band clamps and OE-style bayonet hangers. This unit uses all factory mounting locations and ... aFe Atlas Exhaust 4in Dual DPF-Back Al Steel w/ Pol Tips 16-17 GM Diesel Truck V8-6.6L (td) LML 2016-2016 GMC Sierra 3500 HD Base / Denali / SLE / SLT $664.13 SALE |
 IN STOCK - DROPSHIPS 49-04081-BInterested in a new exhaust system for your LML Duramax? Check out the ATLAS DPF-Back exhaust system by aFe. This system is constructed from 5" mandrel-bent aluminized steel tubing and uses high quality band clamps and OE-style bayonet hangers. This unit uses all factory mounting locations to provid... aFe Atlas Exhaust 5in DPF-Back Aluminized Steel w/ Black Tips 16-17 GM Diesel Truck V8-6.6L (td) 2016-2016 GMC Sierra 3500 HD Base / Denali / SLE / SLT $548.63 SALE |
 IN STOCK - DROPSHIPS 49-04081-PInterested in a new exhaust system for your LML Duramax? Check out the ATLAS DPF-Back exhaust system by aFe. This system is constructed from 5" mandrel-bent aluminized steel tubing and uses high quality band clamps and OE-style bayonet hangers. This unit uses all factory mounting locations to provid... aFe Atlas Exhaust 5in DPF-Back Aluminized Steel w/ Polished Tips 16-17 GM Diesel Truck V8-6.6L (td) 2016-2016 GMC Sierra 3500 HD Base / Denali / SLE / SLT $499.13 SALE |
 IN STOCK - LOW 49-04085-BSimple Installation All systems use factory mounting locations providing stability and hassle-free installation. Leak-Free Seal: High quality band clamps are included for a complete 360 degree sealing surface. OE Fit: OE-style bayonet hangers are used to maintain a stable pipe location during high v... aFe ATLAS 5in DPF-Back Aluminized Steel Exhaust System GM Diesel Trucks 2017 V8 6.6L (td) L5P 2017-2019 GMC Sierra 3500 HD Base / Denali / SLE / SLT $548.63 SALE |
 OUT OF STOCK 49-04085-PSimple Installation All systems use factory mounting locations providing stability and hassle-free installation. Leak-Free Seal: High quality band clamps are included for a complete 360 degree sealing surface. OE Fit: OE-style bayonet hangers are used to maintain a stable pipe location during high v... aFe ATLAS 5in DPF-Back Aluminized Steel Exhaust System w/Polished Tips 2017 GM Duramax 6.6L (td) L5P 2017-2019 GMC Sierra 3500 HD Base / Denali / SLE / SLT $499.13 SALE |
 IN STOCK - DROPSHIPS 49-04086-BInterested in a new exhaust system for your L5P Duramax? Check out the ATLAS dual DPF-Back exhaust system by aFe. This system is constructed from 4" mandrel-bent aluminized steel tubing and uses high quality band clamps and OE-style bayonet hangers. This unit uses all factory mounting locations and ... aFe ATLAS 4in DPF-Back Alum Steel Exhaust System w/Dual Exit Black Tip 2017 GM Duramax 6.6L (td) 2017-2019 GMC Sierra 3500 HD Base / Denali / SLE / SLT $730.13 SALE |
 IN STOCK - DROPSHIPS 49-04086-PInterested in a new exhaust system for your L5P Duramax? Check out the ATLAS dual DPF-Back exhaust system by aFe. This system is constructed from 4" mandrel-bent aluminized steel tubing and uses high quality band clamps and OE-style bayonet hangers. This unit uses all factory mounting locations and ... aFe ATLAS 4in DPF-Back Alum Steel Exhaust System w/Dual Exit Polished Tip 2017 GM Duramax 6.6L (td) 2017-2019 GMC Sierra 3500 HD Base / Denali / SLE / SLT $664.13 SALE |
 IN STOCK - DROPSHIPS 49-44004Engineered to perform in the most extreme environments. Constructed from mandrel bent 4 in. 409 stainless steel tubing for maximum flow; increased horsepower; increased torque and lower EGTS. All systems use factory mounting locations providing stability and hassle free installation. High quality OE... aFe MACHForce XP 4in DPF-Back SS Exhaust 5/07-10 GM Diesel Trucks V8-6.6L (td) LMM 2007-2010 GMC Sierra 3500 HD SLE / SLT / WT $413.33 SALE |
 OUT OF STOCK 49-44040Engineered to perform in the most extreme environments. Constructed from mandrel bent 4 in. 409 stainless steel tubing for maximum flow; increased horsepower; increased torque and lower EGTS. All systems use factory mounting locations providing stability and hassle free installation. High quality OE... aFe MACHForce XP Exhaust 5in DPF-Stainless, GM Diesel Trucks 07.5-10 V8-6.6L 9(td) LMM 2007-2010 GMC Sierra 3500 HD SLE / SLT / WT $499.13 SALE |
 IN STOCK - DROPSHIPS 49-44040-BEngineered to perform in the most extreme environments. Constructed from mandrel bent 4 in. 409 stainless steel tubing for maximum flow; increased horsepower; increased torque and lower EGTS. All systems use factory mounting locations providing stability and hassle free installation. High quality OE... aFe MACHForce XP Exhaust 5in DPF-Black, GM Diesel Trucks 07.5-10 V8-6.6L 9(td) LMM 2007-2010 GMC Sierra 3500 HD SLE / SLT / WT $603.90 SALE |
 IN STOCK - DROPSHIPS 49-44040-PEngineered to perform in the most extreme environments. Constructed from mandrel bent 4 in. 409 stainless steel tubing for maximum flow; increased horsepower; increased torque and lower EGTS. All systems use factory mounting locations providing stability and hassle free installation. High quality OE... aFe MACHForce XP Exhaust 5in DPF-Polished, GM Diesel Trucks 07.5-10 V8-6.6L 9(td) LMM 2007-2010 GMC Sierra 3500 HD SLE / SLT / WT $548.63 SALE |
 IN STOCK - LOW 49-44041Engineered to perform in the most extreme environments. Constructed from mandrel bent 4 in. 409 stainless steel tubing for maximum flow; increased horsepower; increased torque and lower EGTS. All systems use factory mounting locations providing stability and hassle free installation. High quality OE... aFe MACHForce XP Exhaust 5in DPF-Back SS 11-13 GM Diesel Trucks V8-6.6L (td) (LML) 2011-2014 GMC Sierra 3500 HD WT 2011-2016 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2016 GMC Sierra 3500 HD Base $499.13 SALE |
 OUT OF STOCK 49-44041-BEngineered to perform in the most extreme environments. Constructed from mandrel bent 4 in. 409 stainless steel tubing for maximum flow; increased horsepower; increased torque and lower EGTS. All systems use factory mounting locations providing stability and hassle free installation. High quality OE... aFe MACHForce XP Exhaust 5in DPF-Back SS 11-13 GM Diesel Trucks V8-6.6L (td) (LML) (Blk Tip) 2011-2014 GMC Sierra 3500 HD WT 2011-2016 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2016 GMC Sierra 3500 HD Base $603.90 SALE |
 OUT OF STOCK 49-44041-PEngineered to perform in the most extreme environments. Constructed from mandrel bent 4 in. 409 stainless steel tubing for maximum flow; increased horsepower; increased torque and lower EGTS. All systems use factory mounting locations providing stability and hassle free installation. High quality OE... aFe MACHForce XP Exhaust 5in DPF-Back SS 11-13 GM Diesel Trucks V8-6.6L (td) (LML) (Pol Tip) 2011-2014 GMC Sierra 3500 HD WT 2011-2016 GMC Sierra 3500 HD Denali / SLE / SLT 2015-2016 GMC Sierra 3500 HD Base $548.63 SALE |
 OUT OF STOCK 49-44080-BInterested in a new exhaust system for your LML Duramax? Check out the Large Bore-HD dual DPF-Back exhaust system by aFe. This system is constructed from 4" mandrel-bent 409 stainless steel tubing and uses high quality band clamps and OE-style bayonet hangers. This unit uses all factory mounting loc... aFe LARGE Bore HD 4in Dual DPF-Back SS Exhaust w/Black Tip 16-17 GM Diesel Truck V8-6.6L (td) LML 2016-2016 GMC Sierra 3500 HD Base / Denali / SLE / SLT $803.55 SALE |
 OUT OF STOCK 49-44080-PInterested in a new exhaust system for your LML Duramax? Check out the Large Bore-HD dual DPF-Back exhaust system by aFe. This system is constructed from 4" mandrel-bent 409 stainless steel tubing and uses high quality band clamps and OE-style bayonet hangers. This unit uses all factory mounting loc... aFe LARGE Bore HD 4in Dual DPF-Back SS Exhaust w/Polished Tip 16-17 GM Diesel Truck V8-6.6L (td) LML 2016-2016 GMC Sierra 3500 HD Base / Denali / SLE / SLT $730.13 SALE |