WATCH BEFORE STRAIGHT PIPING YOUR DURAMAX!!!

Best Exhaust For Duramax on April 2024 Shopping Deals at Bestonio.com

  • Performance Race 4" DownPipe Down Pipe Back Exhaust System Kit For 11-15 Chevy/GMC Duramax 2500/3500 6.6L LML Turbo Diesel Pickup Truck

    • UPC: 732627254121
    • ASIN: B01M6AYEFF
    • Brand: MVP Auto Parts
    • Manufacturer: MVP Auto Parts

    This listing is for a brand new High Performance 4.00" Aluminized Steel Down-Back Exhaust System made specifically for this vehicle model. If you do not see your vehicle listed, please contact us for assistance.

  • Performance Race 4" DownPipe Down Pipe Back Exhaust System Kit For 07.5-10 Chevy/GM 2500/3500 Duramax Turbo Diesel Pickup Truck

    • UPC: 732627254145
    • ASIN: B01MFEMG1E
    • Brand: MVP Auto Parts
    • Manufacturer: MVP Auto Parts

    This listing is for a brand new High Performance 4.00" Aluminized Steel Down-Back Exhaust System made specifically for this vehicle model. If you do not see your vehicle listed, please contact us for assistance.

  • MagnaFlow 18982 Large Aluminized Performance Exhaust System Kit (Non-CARB Compliant)

    • UPC: 841380087225
    • ASIN: B00ARVO6HA
    • Brand: MagnaFlow Exhaust Products
    • Size: Large
    • Manufacturer: MagnaFlow Exhaust Products

    MagnaFlow Aluminized Steel Performance Exhaust System.

  • Performance 4" Aluminized Steel Downpipe Down Pipe Back Race Exhaust Kit System For 01-07 Chevy/GMC 6.6L Duramax Turbo Diesel Pickup Truck

    • UPC: 732627251588
    • ASIN: B01BMY3XUG
    • Brand: MVP Auto Parts
    • Manufacturer: MVP Auto Parts

    The down-pipe back type exhaust system mounts directly to the OEM turbo down-pipe and provides maximum diameter as well as reduced band degree angles and mandrel bent pipe. The objective is to provide the absolute lowest exhaust gas temperatures, maximum exhaust flow, torque and horsepower possible.

  • MBRP S6004PLM Down Pipe Back Single Side Off-Road Exhaust System with Front Pipe

    • UPC: 882963110350
    • ASIN: B002QSD3YE
    • Brand: MBRP
    • Manufacturer: MBRP Exhaust

    The down pipe back type system mounts to the short stock down pipe in Duramax equipped vehicles and eliminates the catalytic converter. The objective is to provide the absolute lowest exhaust gas temperatures, maximum exhaust flow, torque and horsepower possible. The ideal configuration for off road applications. Fits 2001-2007 Extended Cab/Crew Ca... [Read More]

  • 5" Turbo Downpipe Back Exhaust System for 01-07 Chevy/GMC 6.6L Duramax Turbo Pickup Truck

    • UPC: 732627252196
    • ASIN: B01FN8AL3O
    • Brand: MVP Auto Parts
    • Manufacturer: MVP Auto Parts

    The turbo back type exhaust system mounts directly to the turbo and provides maximum diameter as well as reduced band degree angles and mandrel bent pipe. The objective is to provide the absolute lowest exhaust gas temperatures, maximum exhaust flow, torque and horsepower possible.

  • Performance Racing Off Road 5" Aluminized Steel Downpipe Down Pipe Back DPF Exhaust System Kit 2011-2015 Chevy GMC Silverado Sierra 2500HD 3500 Duramax 6.6L Turbo Diesel Pickup Truck

    • UPC: 732627256118
    • ASIN: B075NR6Q2L
    • Brand: MVP Auto Parts
    • Manufacturer: MVP Auto Parts

    The down-pipe back type exhaust system mounts directly to the OEM turbo down-pipe and provides maximum diameter as well as reduced band degree angles and mandrel bent pipe. The objective is to provide the absolute lowest exhaust gas temperatures, maximum exhaust flow, torque and horsepower possible.

  • Diamond Eye K4114A-RP Turbo-Back Exhaust Kit

    • UPC: 841963101119
    • ASIN: B01DYC0EXI
    • Brand: Diamond Eye
    • Manufacturer: Diamond Eye

    Exhaust System, Turbo-back, Single, Steel, Aluminized, Side Exit, Chevy, GMC, 6.6L Duramax Diesel, Kit Exhaust System, Turbo-back, Single, Steel, Aluminized, Side Exit, Chevy, GMC, 6.6L Duramax Diesel, Kit

  • Aluminised Performance Race Racing Exhaust Pipe Kit for 2011-2015 Chevy Silverado GMC Sierra Diesel 2500 2500HD 3500 Duramax 6.6L Turbo Diesel Pickup Truck

    • ASIN: B07TF7JGN6
    • Brand: BLACKHORSE-RACING
    • Manufacturer: blackhorseracing

    ▶Description: -- 100% Brand New,never been used -- Made from Aluminised -- Thickness: 2mm -- Inlet Diameter: 3.5-4"" -- Get rids of restricting cat pipes and mufflers. (catless, decat, test pipe) -- Easy Installation -- Professional Installation is Highly Recommended -- No Instruction Included ▶Fitment: -- Chevy Silverado Diesel 2011, 2012, 201... [Read More]

  • Exhaust Manifold Bolt Set 6.6l Duramax Chevy GMC 2001-16 LB7-LML

    • ASIN: B07VVSTVV3
    • Brand: KB Diesel Performance LLC
    • Manufacturer: KB Diesel Performance LLC

    Drivers side & passenger side exhaust manifold bolt set for 2001-2016 Chevy/GMC 6.6l Duramax engines. Includes: 16x 12 Point flange bolts 16x Washers Fits: 2001-2016 Chevy/GMC 6.6l Duramax LB7 / LLY / LBZ / LMM / LGH / LML Note: For use with factory exhaust manifolds, for aftermarket manifolds please see our other listings.

  • Performance Race Racing SS409 T409 Stainless Steel Off Road 5" Downpipe Down Pipe Back DPF Exhaust System Kit 2015.5-2017 Chevy GMC Silverado Sierra 2500HD 3500 Duramax 6.6L Turbo Diesel Pickup Truck

    • UPC: 732627257566
    • ASIN: B07BTJWH62
    • Brand: MVP Auto Parts
    • Manufacturer: MVP Auto Parts

    The down-pipe back type exhaust system mounts directly to the OEM turbo down-pipe and provides maximum diameter as well as reduced band degree angles and mandrel bent pipe. The objective is to provide the absolute lowest exhaust gas temperatures, maximum exhaust flow, torque and horsepower possible.

  • Stainless Steel 5" Downpipe Back Exhaust System for 01-07 Chevy/GMC 6.6L Duramax Turbo Pickup Truck

    • UPC: 732627251519
    • ASIN: B01ACBK7HW
    • Brand: MVP Auto Parts

    The downpipe back type exhaust system mounts directly to the turbo and provides maximum diameter as well as reduced band degree angles and mandrel bent pipe. The objective is to provide the absolute lowest exhaust gas temperatures, maximum exhaust flow, torque and horsepower possible.

  • Diamond Eye K5118A-RP Turbo-Back Exhaust Kit

    • UPC: 841963109092
    • ASIN: B01DYC3TEO
    • Brand: Diamond Eye
    • Manufacturer: Diamond Eye

    Exhaust System, Turbo-back, Single, Steel, Aluminized, Chevy, GMC, 6.6L Diesel, Kit Exhaust System, Turbo-back, Single, Steel, Aluminized, Chevy, GMC, 6.6L Diesel, Kit

  • Performance Racing Off Road 5" Downpipe Down Pipe Back DPF Exhaust System Kit 2015.5-2017 Chevy GMC Silverado Sierra 2500HD 3500 Duramax 6.6L Turbo Diesel Pickup Truck

    • UPC: 732627256163
    • ASIN: B075NT8D3W
    • Brand: MVP Auto Parts
    • Manufacturer: MVP Auto Parts

    The down-pipe back type exhaust system mounts directly to the OEM turbo down-pipe and provides maximum diameter as well as reduced band degree angles and mandrel bent pipe. The objective is to provide the absolute lowest exhaust gas temperatures, maximum exhaust flow, torque and horsepower possible.

  • BLACKHORSE-RACING 3" Exhaust Turbo Down Pipe for 2004.5-2010 Chevy GMC LLY LBZ LMM Duramax HD 6.6L Upper Diesel

    • ASIN: B07GN8JQ91
    • Brand: BLACKHORSE-RACING
    • Size: 3" Exhaust Turbo Down Pipe
    • Manufacturer: blackhorseracing

    ▶Description: -- 100% Brand New -- 3" Down Pipe -- Finely Processed And Reliable Performance -- Providing Quicker Throttle Response -- Deepen The Sound Of Your V8 Diesel Engine -- No installation guide is included -- Professional installation is highly recommended ▶Fitment: -- 2004.5-2010 Chevy/GMC 2500/3500 Duramax 6.6L (LLY LBZ LMM) ▶Packa... [Read More]

  • 3" Turbo Down Pipe with Heat Wrap For 2001-2004 GM GMC Chevy 6.6L LB7 Duramax Diesel 6.6 Downpipe

    • UPC: 797132130629
    • ASIN: B07F3PKS8K
    • Brand: GPP
    • Manufacturer: GPP

    Duramax LB7 owners now have the ability of connecting the turbo and aftermarket down-pipe back exhaust system by removing the restrictive stock pipe. The Diesel Performance down pipe provides a smoother flow from the turbo resulting in lower EGT�s and Increased Performance. The down pipe is a relatively easy install due to the precision bends tha... [Read More]

  • Performance Race Racing Off Road SS409 Stainless Steel 4" Replacement Exhaust Pipe Kit System For 2015.5-2016 Chevy/GMC GM Silverado Sierra 2500 3500 Duramax 6.6L LML Turbo Diesel Pickup Truck

    • UPC: 732627257344
    • ASIN: B07BNSY8J3
    • Brand: MVP Auto Parts
    • Manufacturer: MVP Auto Parts

    Performance Racing Off Road SS409 Stainless Steel 4" Replacement Exhaust Pipe Kit System

  • Performance Race Racing 5.00" Cat Back Exhaust Muffler System Kit For 06-07 Chevy GMC GM Silverado Sierra 2500 3500 HD Duramax 6.6L Turbo Diesel Pickup Truck

    • UPC: 732627254732
    • ASIN: B01NAJYBQT
    • Brand: MVP Auto Parts
    • Manufacturer: MVP Auto Parts

    This listing is for a brand new High Performance 5.00" Cat Back Exhaust System made specifically for vehicle models listed below. You're going to love the deep, rich and throaty sound from our performance exhaust system. The muffler featured a straight-through design for unimpeded exhaust flow and maximum power gains. It has been expertly engineere... [Read More]

  • SS409 Stainless Steel Racing 3.50" Exhaust Muffler Replacement Pipe For 01-06 Chevy/GMC GM Silverado Sierra 2500 3500 Duramax 6.6L Turbo Diesel Pickup Truck

    • UPC: 732627255906
    • ASIN: B075FZL1FW
    • Brand: MVP Auto Parts
    • Manufacturer: MVP Auto Parts

    SS409 Stainless Steel Racing 3.50" Exhaust Muffler Replacement Pipe For 01-06 Chevy/GMC GM Silverado Sierra 2500 3500 Duramax 6.6L Turbo Diesel Pickup Truck

  • '01-Early '07 Chevy Silverado, GMC Sierra Duramax 6.6L Diesel 2500/3500, 4" Stainless Steel Off Road Single Exhaust

    • UPC: 841963101133
    • ASIN: B007DZP8ES
    • Brand: Diamond Eye Performance
    • Manufacturer: Diamond Eye Performance

    Worlds Toughest Diesel Exhaust. Aggressive Sound. Mandrel Bent Tubing. More Towing Power. Lower EGTs. Increased Horsepower. Increased Torque. 6 Year Limited Warranty.

  • WATCH BEFORE STRAIGHT PIPING YOUR DURAMAX!!!

    Duramax 4 inch VS 5 inch Exhaust *You have to hear This*

    Duramax 5inch Exhaust Installed! You have to hear this