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2011-2016 LML Duramax Exhaust Systems

Exhaust Systems for the 2011+ Chevy 6.6L LML Duramax Diesel.

These systems are street legal and generally replace from the Diesel Particulate Filter (DPF) to the tail pipe. This will delete the stock muffler for a throatier sound.

*Please note: Some 5 inch and dual exhaust systems DO NOT work with a factory spare tire installed. Please contact the exhaust manufacturer before purchasing to verify fitment.

Brand: Pacific Performance Engineering Part Number: 116110505
If you have original GM Manifolds and PPE Up-Pipes, this bracket (stay) secures your PPE Down-Pipe and prevents movement. An unsecured Down-Pipe that moves can come in contact and damage the Up-Pipe bellow even under normal driving conditions. This movement can also contribute to metal fatigue and c..
$31.49

Brand: Pacific Performance Engineering Part Number: 116111100
PPE’s Manifold and Up-Pipes are designed to maximize power and flow characteristics. The Up-Pipe bellows are high-flow, internally sleeved, and aircraft-grade 304 stainless steel with an increased inner diameter.The entire Manifold and Up-Pipe exhaust system are designed to lower exhaust gas tempera..
$899.99

Brand: Magnaflow Part Number: 17870
5" Pro Series Filter Back exhaust system 07.5-19 GM 6.6L Duramax. The PRO DPF Series features stainless steel construction with a muffler delete and MF Venturi Intercooled tip(s). No hassle emissions legal design. System is not designed for Cab and Chassis trucks.Part number: 17870..
$814.00

Brand: Pacific Performance Engineering Part Number: 117010350
4” 304 stainless steel high flowing Cat-Back system single exhaust.Turbo charged engines need as little exhaust restriction as possible in order for the turbo to spool up faster and work more efficiently. Install our new reduced-restriction exhaust system to ensure your truck is working at its ..
$539.99

Brand: MBRP Part Number: GMCA427
This turbo downpipe from MBRP is designed to increase flow, power, lower EGT's, improve sound and increase faster turbo spool up. It is built from heavy duty aluminized steel. The downpipe is coated with a satin black high heat coating and is wrapped with a high heat thermal wrap. This downpipe feat..
$254.99

Brand: Pacific Performance Engineering Part Number: 116112000
50 States Emissions Legal (E.O. D-701-34)PPE High-Flow Manifolds are made from cast, high-sil moly. The PPE Up-Pipe bellows are internally-sleeved, made from aircraft-grade 304 stainless steel, and designed with increased inner diameter for higher flow. The entire Manifold and Up-Pipe exhaust system..
$1,121.39

Brand: MBRP Part Number: S6032304
Give your vehicle a unique sound with an MBRP Touring Profile exhaust. Enjoy a performance exhaust note without the aggressive volume. Your vehicle should have sounded this good from the factory. Year: 2011-2019Make: Chevrolet/GMCModel Silverado 2500HD/Silverado 3500HD/Sierra 2..
$539.99

Brand: MBRP Part Number: GMCA428
This downpipe from MBRP replaces the factory restrictive downpipe. Downpipe is aluminized mandrel bent steel and offers better flow to create a faster spooling turbo and reduces EGT's. The downpipe is coated in a high-heat satin black finished and is also wrapped in heat resistance exhaust wrap.&nbs..
$259.99

Brand: Pacific Performance Engineering Part Number: 116120005
PPE has taken OEM replacement to a new level. All PPE OEM Up-Pipes allow 53% greater flow than stock. PPE OEM Up-Pipes are a direct bolt-on to your factory manifolds. Unlike factory parts, PPE OEM Up-Pipe are manufactured from 11-gauge 304 stainless steel and includes our superior PPE 304 stainless ..
Starting From $149.99

Brand: Pacific Performance Engineering Part Number: 116120010
Part 116120918 for year range 2011-2016 on Backorder with No ETA  **Updated on 10/28/2022**All PPE OEM Up-Pipes create a 53% greater flow than stock. The PPE OEM Up-Pipes are a direct bolt-on to your factory manifolds. Unlike factory parts, PPE OEM Up-Pipes are manufactured from 11-gauge 304 s..
Starting From $149.99

Brand: Banks Power Part Number: 47787
Fits: 2015 GM 6.6L Duramax LML CC/SB-LB & EC/SB-LBThe Banks Monster Exhaust is engineered using computational fluid dynamics (CFD) software then tested on both dyno and on-road.Reducing backpressure allows the engine to expel spent gasses with less effort. Less pumping loss means more horsepower..
Starting From $449.00

Brand: Dirty Hooker Diesel Part Number: 300-120
DHD's high flow manifold bundle increases exhaust air flow over 55% without any port modifications. Additional gains can be found in port matching and port blending. Our manifolds are cast from the same high Silca Iron that's become standard in the high flow manifold market. Included in the high flo..
$795.00

Brand: AFE Part Number: 49-91002
The aFe Universal fit 409 Stainless Steel Performance Muffler is designed to provide a deep, throaty, powerful sound on acceleration but maintain a smooth sound at idle. This muffler is constructed of brushed finished 409 stainless steel and uses a straight through perforated core with heat resistan..
$156.20

Brand: Pacific Performance Engineering Part Number: 117000600
The PPE 117000600 3" Stainless Steel Downpipe for your 2011-2015 GM 6.6L Duramax LML allows you to removed your crushed oval stock downpipe and replace it with a smooth round, long lasting 304 stainless steel down pipe. Spiral wrapped with titanium woven thread for superior heat that's held in place..
$152.99

Brand: Grand Rock Part Number: VB-384G
The Grand Rock V-Band Clamp VB-384G is a replacement for the factory clamp your 2001-2015 GM 6.6L Duramax. This clamp joins the bottom of your downpipe, to the front-pipe in your exhaust system. The factory clamp is exposed to extreme conditions from constant heat cycles, and being exposed to t..
$22.20

Brand: MBRP Part Number: GM8427
3" Turbo Down Pipe, Black FinishFits 2011-2015 Duramax Diesel trucks- DOES NOT FIT 2015.5+ trucks with the 3 bolt downpipe flange, see part number GM8428.Greater Heat Retention 20% Greater Flow Over Stock Richer Diesel Sound Will not Affect Emissions DPF system or the Urea injection system ..
$254.99

Part Number: NIC 16219
2 13/16" - Length 7/8" - Height 5/16" - Hanger Holes 1 1/2" - Spacing between holes Part number: 16219 (16219-1, 16219-10, BR560-001)..
$6.49

Brand: MBRP Part Number: S60360409
2011 Chevy/GMC 2500/35005" Filter Back, Single Side, T409 MBRP's XP Series is the performance exhaust of choice for the enthusiast who needs a system that can take anything that the road throws at it. This system's rugged sixteen gauge T409 construction can be counted on to withstand everything fro..
$504.99

Brand: Diamond Eye Part Number: K5162S
6-8 Weeks out before able to ship! Call to Confirm!!K5162S - FOR  2011 to 2015 - CHEVY 6.6L  DURAMAX DIESEL 2500/3500 - 5" STAINLESS STEEL- PERFORMANCE DIESEL EXHAUST - DIESEL PARTICULATE FILTER BACK SINGLE KIT ALL CAB AND BED LENGTHS - FLANGED*NOTE: We can NO long..
$489.00

Brand: Dirty Hooker Diesel Part Number: 300-112
Replace, worn, rusted or broken up pipe hardware with DHD's large flange up pipe bolts. Our phosphate oil coated 10.9 bolts meet or exceed all OEM specs. Their extra large flange guarantees a perfect clamp load and seal every time.   Pair these bolts with our PPE stainless gaskets for a leak free,..
$6.99

Brand: Diamond Eye Part Number: K5162A
K5162A - FOR  2011 to 2015 - CHEVY 6.6L  DURAMAX DIESEL 2500/3500 - 5" ALUMINIZED - PERFORMANCE DIESEL EXHAUST - DIESEL PARTICULATE FILTER BACK SINGLE KIT ALL CAB AND BED LENGTHS - FLANGE *NOTE: We can NO longer ship this part to California, sorry for any inconvenience        IMPORTANT NOTE: Du..
$430.93

Brand: Diamond Eye Part Number: 321060
Diamond Eye Performance has developed a Turbo Direct pipe for the 2011 - 2015 Chevy/GM 6.6L LML Duramax diesel exhaust systems. It features a CNC machined turbo connection flange for precise fit, 3" mandrel bent aluminized tubing for smoother flow from the turbo and is wrapped with "Thermo-Tec" exha..
$83.48

Brand: MBRP Part Number: S60360AL
2011-2015 Chevy/GMC 2500/35005" Filter Back, Single Side, AL , No Tip Part #:  S60360AL Built from heavy duty aluminized steel our Installer Series performance exhaust systems offer a value price without compromising on the quality built into every component. While the seams are a major point of ..
$399.99

Brand: MBRP Part Number: S6032AL
2011 Chevy/GMC 2500/35004" Filter Back, Single Side, AL MBRP part number: S6032AL Built from heavy duty aluminized steel our Installer Series performance exhaust systems offer a value price without compromising on the quality built into every component. While the seams are a major point of rust th..
$329.99

Brand: Diamond Eye Part Number: K4156A
Features: *Increased Fuel Economy *Lower EGTs *Mandrel Bent Tubing for Maximum Flow *Direct Fit *Increased Horsepower and Torque *Agressive Sound *Better Throttle Response *Easy Bolt-On Kits *Utilizes OEM Hangers *1-Year Limited Warranty on Aluminized kits *6-Year Limited Warranty on Stainless Steel..
$326.99

Brand: MBRP Part Number: S6032BLK
2011-2015 Chevy/GMC 2500/3500 4" Filter Back, Single Side, Black CoatedOur Black Series performance exhaust systems offer a true murdered-out style without compromising on quality and performance. With fully sealed seams to resist rust you can count on this system to really hold up. The black coat f..
$439.99

Brand: Diamond Eye Part Number: K4163S
K4163S - For 2011, 2012,  2013, 2014 & 2015 - Chevy/GMC 6.6l Duramax Diesel 2500/3500 (All Cab And Bed Lengths) 4" 409 Stainless Steel - Performance Diesel Exhaust Kit - Diesel Particulate Filter Back DualIMPORTANT NOTE: Due to varying laws and regulations, most Diamond Eye exhaust systems & compone..
$493.07

Brand: Diamond Eye Part Number: K4156S
Features: *Increased Fuel Economy *Lower EGTs *Mandrel Bent Tubing for Maximum Flow *Direct Fit *Increased Horsepower and Torque *Agressive Sound *Better Throttle Response *Easy Bolt-On Kits *Utilizes OEM Hangers *1-Year Limited Warranty on Aluminized kits *6-Year Limited Warranty on Stainless Stee..
$402.85

Brand: AFE Part Number: 49-44081
Features:Constructed from 5" mandrel-bent stainless steel tubing Uses a high quality band clamp and OE-style bayonet hangers for a secure fitment Utilizes all factory mounting locations to provide a quick, hassle-free installation Includes a massive 6" Dia. stainless steel intercooled tip wit..
$611.60

Brand: Dirty Hooker Diesel Part Number: 300-110
The perfect addition to any exhaust manifold replacement or upgrade on your Duramax. Our phosphate & oil coated bolts meet or exceed OE specs. Paired with the bolts are 16 Stainless Steel ARP Washers for the perfect torque and corrosion resistance. This kit is extremely popular with the techs in our..
$46.99

Brand: Banks Power Part Number: 47786
APPLICATIONS:CCSB/CCLB 4" heavy-duty stainless DPF-back Monster Exhaust system with constant-diameter intermediate pipe and tailpipe. Exclusive CoolCuff® design lowers tailpipe temperatures as much or more than stock while simultaneously improving flow and cutting backpressure. The CoolCuff design..
$399.33

Brand: MBRP Part Number: S6033AL
2011-2015 Chevy/GMC 2500/3500 4" Filter Back, Dual Outlet Single Side, ALBuilt from heavy duty aluminized steel our Installer Series performance exhaust systems offer a value price without compromising on the quality built into every component. While the seams are a major point of rust through with ..
$439.99

Brand: Diamond Eye Part Number: K4163A
K4163A - For 2011, 2012,  2013, 2014 & 2015 - Chevy/GMC 6.6l Duramax Diesel 2500/3500 (All Cab And Bed Lengths) 4" Aluminized Steel - Performance Diesel Exhaust Kit - Diesel Particulate Filter Back DualIMPORTANT NOTE: Due to varying laws and regulations, most Diamond Eye exhaust systems & components..
$432.07

Brand: AFE Part Number: 49-44080
Features:Constructed from 4" mandrel-bent stainless steel tubing for maximum flow Includes dual rear side exit 6" stainless steel clamp-on tips with a laser-cut stainless steel aFe power plate Includes a bolt-on bracket that supports the driver side tailpipe Uses high quality band clamps and ..
$819.50

Brand: AFE Part Number: 49-04081
Features:Constructed from 5" mandrel-bent aluminized steel tubing Uses a high quality band clamp and OE-style bayonet hangers for a secure fitment Utilizes all factory mounting locations to provide a quick, hassle-free installation Includes a massive 6" Dia. stainless steel intercooled tip wi..
$554.40

Brand: AFE Part Number: 49-04080
Features:Constructed from 4" mandrel-bent aluminized steel tubing for maximum flow Includes dual rear side exit 6" stainless steel clamp-on tips with laser-cut stainless steel aFe power plate Includes a bolt-on bracket that supports the driver side tailpipe Uses high quality band clamps and O..
$743.60

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