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LLY Duramax Turbochargers and Exhausts

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  • Garrett GT3794VA Turbo Kit - Chevy Duramax 6.6L 2004.5-2009 Stage 1 AVNT

    Garrett
    Original price $3,102.82 - Original price $3,102.82
    Original price
    $3,102.82
    $3,102.82 - $3,102.82
    Current price $3,102.82

    Garrett GT3794VA Turbo Kit, Chevy Duramax 6.6L 2004.5 to 2009 Stage 1 AVNT. Sold and shipped by Powerhouse Diesel, a diesel repair and performance ...

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    Original price $3,102.82 - Original price $3,102.82
    Original price
    $3,102.82
    $3,102.82 - $3,102.82
    Current price $3,102.82
  • Fleece Performance 04.5-10 Chevy Duramax (LLY/LBZ/LMM) 63mm STREET VNT Cheetah Turbo w/ HX40 Outlet

    Fleece Performance
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $2,599.00
    $2,599.00 - $2,599.00
    Current price $2,599.00

    Fleece Performance Model FPE-VNT63-STREETThe Duramax VNT Cheetah Turbocharger is a drop-in replacement turbocharger for 04.5-10 Duramax diesels. It...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $2,599.00
    $2,599.00 - $2,599.00
    Current price $2,599.00
  • BD Diesel Rocker Switch Kit Exhaust Brake - 5/8in Manual Lever

    BD Diesel
    Original price $108.21 - Original price $108.21
    Original price $108.21
    $123.95
    $123.95 - $123.95
    Current price $123.95

    Optional power switch for the Exhaust Brake that mounts on the manual transmission shift lever; For that old school trucker feel this switch is ide...

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    Original price $108.21 - Original price $108.21
    Original price $108.21
    $123.95
    $123.95 - $123.95
    Current price $123.95
  • BD Diesel Rocker Switch Kit Exhaust Brake - 3/4in Manual Lever

    BD Diesel
    Original price $139.63 - Original price $139.63
    Original price $139.63
    $147.95
    $147.95 - $147.95
    Current price $147.95

    Optional power switch for the Exhaust Brake that mounts on the manual transmission shift lever; For that old school trucker feel this switch is ide...

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    Original price $139.63 - Original price $139.63
    Original price $139.63
    $147.95
    $147.95 - $147.95
    Current price $147.95
  • BD Diesel Push/Pull Switch Kit Exhaust Brake - 5/8in Manual Lever

    BD Diesel
    Original price $75.03 - Original price $75.03
    Original price $75.03
    $85.95
    $85.95 - $85.95
    Current price $85.95

    Optional power switch for the Exhaust Brake that mounts on the manual transmission shift lever; For that old school trucker feel this switch is ide...

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    Original price $75.03 - Original price $75.03
    Original price $75.03
    $85.95
    $85.95 - $85.95
    Current price $85.95
  • BD Diesel Push/Pull Switch Kit Exhaust Brake - 3/4in Manual Lever

    BD Diesel
    Original price $81.43 - Original price $81.43
    Original price $81.43
    $83.95
    $83.95 - $83.95
    Current price $83.95

    Optional power switch for the Exhaust Brake that mounts on the manual transmission shift lever; For that old school trucker feel this switch is ide...

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    Original price $81.43 - Original price $81.43
    Original price $81.43
    $83.95
    $83.95 - $83.95
    Current price $83.95
  • BD Diesel Brake - 2004.5-2010 Duramax 6.6L LLY/LBZ/LMM w/Stk Exh

    BD Diesel
    Original price $1,591.72 - Original price $1,591.72
    Original price $1,591.72
    $1,691.95
    $1,691.95 - $1,691.95
    Current price $1,691.95

    Descending grades with trailers can be hazardous and tricky situations, resulting in over heated service and trailer brakes, that leads to brake fa...

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    Original price $1,591.72 - Original price $1,591.72
    Original price $1,591.72
    $1,691.95
    $1,691.95 - $1,691.95
    Current price $1,691.95
  • BD Diesel Brake - 2004.5-2010 Duramax 6.6L LLY/LBZ/LMM w/4in Exh

    BD Diesel
    Original price $1,591.72 - Original price $1,591.72
    Original price $1,591.72
    $1,691.95
    $1,691.95 - $1,691.95
    Current price $1,691.95

    Descending grades with trailers can be hazardous and tricky situations, resulting in over heated service and trailer brakes, that leads to brake fa...

    View full details
    Original price $1,591.72 - Original price $1,591.72
    Original price $1,591.72
    $1,691.95
    $1,691.95 - $1,691.95
    Current price $1,691.95
  • Mishimoto 2004.5-2016 Chevrolet/GMC 6.6L Duramax Turbo Blanket

    Mishimoto
    Original price $213.00
    Original price $213.00 - Original price $213.00
    Original price $213.00
    Current price $193.95
    $193.95 - $193.95
    Current price $193.95

    Help reduce the heat in your 2004.5-2016 Chevrolet/GMC 6.6L LLY, LBZ, LMM, and LML Duramax engine bay with this Mishimoto turbo blanket. One of the...

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    Original price $213.00
    Original price $213.00 - Original price $213.00
    Original price $213.00
    Current price $193.95
    $193.95 - $193.95
    Current price $193.95
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  • Mishimoto 01-04 Chevrolet/GMC 6.6L Duramax Turbo Blanket

    Mishimoto
    Original price $223.00
    Original price $223.00 - Original price $223.00
    Original price $223.00
    Current price $202.95
    $202.95 - $202.95
    Current price $202.95

    Help reduce the heat in your 2001-2004 Chevrolet/GMC 6.6L Duramax engine bay with this Mishimoto turbo blanket. One of the main drawbacks to a turb...

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    Original price $223.00
    Original price $223.00 - Original price $223.00
    Original price $223.00
    Current price $202.95
    $202.95 - $202.95
    Current price $202.95
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  • BD Diesel T3 Mount Turbo Pedestal For AirWerks S300 T3 Mount Turbos 01-07 Duramax

    BD Diesel
    Original price $276.40 - Original price $276.40
    Original price $276.40
    $300.95
    $300.95 - $300.95
    Current price $300.95

    Looking to install a S300 turbo on your Duramax? This adapter pedestal allows the install of a S300 T3 mount turbo. For AirWerks S300 T3 Mount Turb...

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    Original price $276.40 - Original price $276.40
    Original price $276.40
    $300.95
    $300.95 - $300.95
    Current price $300.95
  • BD Diesel Screamer Turbo 2004.5-2010 LLY LBZ LMM Duramax 6.6L

    BD Diesel
    Original price $2,096.37 - Original price $2,096.37
    Original price $2,096.37
    $2,274.95
    $2,274.95 - $2,274.95
    Current price $2,274.95

    The drop-in, stock-appearing Screamer turbo for the 2004.5-2016 Duramax utilizes modern turbo technology that delivers increased airflow without co...

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    Original price $2,096.37 - Original price $2,096.37
    Original price $2,096.37
    $2,274.95
    $2,274.95 - $2,274.95
    Current price $2,274.95
  • aFe MACHForce XP Exhausts Cat-Back SS-409 EXH CB GM Diesel Trucks 01-05 V8-6.6L (td) LB7/LLY

    aFe
    Original price $1,010.00
    Original price $1,010.00 - Original price $1,010.00
    Original price $1,010.00
    Current price $808.00
    $808.00 - $808.00
    Current price $808.00

    The new MACH Force XP exhaust is engineered to perform in the most extreme environments. This system is constructed from mandrel bent 4 in. 409 sta...

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    Original price $1,010.00
    Original price $1,010.00 - Original price $1,010.00
    Original price $1,010.00
    Current price $808.00
    $808.00 - $808.00
    Current price $808.00
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  • aFe MACH Force-Xp Turbo Down-Pipe 3" 409 Stainless 4-10 V8-6.6L LMM/LBZ/LLY Duramax

    aFe
    Original price $571.25
    Original price $571.25 - Original price $571.25
    Original price $571.25
    Current price $457.00
    $457.00 - $457.00
    Current price $457.00

    If you are looking for a highly engineered down pipe look no further than the aFe Power Mach Force XP Down Pipe. Down pipe is 100 percent TIG welde...

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    Original price $571.25
    Original price $571.25 - Original price $571.25
    Original price $571.25
    Current price $457.00
    $457.00 - $457.00
    Current price $457.00
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  • aFe LARGE Bore HD Exhausts Cat-Back SS-409 EXH CB GM Diesel Trucks 01-05 V8-6.6L (td) LB7/LLY

    aFe
    Original price $825.00
    Original price $825.00 - Original price $825.00
    Original price $825.00
    Current price $660.00
    $660.00 - $660.00
    Current price $660.00

    The Large Bore HD Performance Cat-Back exhaust features 4" 409 stainless steel tubing with smooth curves and increased size to help remove restrict...

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    Original price $825.00
    Original price $825.00 - Original price $825.00
    Original price $825.00
    Current price $660.00
    $660.00 - $660.00
    Current price $660.00
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  • aFe ATLAS Turbo Down-Pipe 3" Steel 2001-2004 6.6L Duramax Diesel

    aFe
    Original price $350.00
    Original price $350.00 - Original price $350.00
    Original price $350.00
    Current price $280.00
    $280.00 - $280.00
    Current price $280.00

    Optimize your 01-04 LB7 GM diesel's airflow to improve throttle response with aFe's ATLAS 3" turbo down-pipe.Constructed from 3" mandrel bent steel...

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    Original price $350.00
    Original price $350.00 - Original price $350.00
    Original price $350.00
    Current price $280.00
    $280.00 - $280.00
    Current price $280.00
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  • aFe Bladerunner Manifolds Turbo Inlet MAN Turbo Inlet GM Diesel Trucks 04.5-05 V8-6.6L (td)

    aFe
    Original price $557.50
    Original price $557.50 - Original price $557.50
    Original price $557.50
    Current price $446.00
    $446.00 - $446.00
    Current price $446.00

    The aFe Bladerunner Turbo Inlet Manifold increases performance to your Duramax by 23hp and 57lbs x ft. torque while increasing air flow 73-percent...

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    Original price $557.50
    Original price $557.50 - Original price $557.50
    Original price $557.50
    Current price $446.00
    $446.00 - $446.00
    Current price $446.00
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  • XDP Billet Turbo Resonator Delete Plug XD184

    XDP
    Original price $22.95 - Original price $22.95
    Original price
    $22.95
    $22.95 - $22.95
    Current price $22.95

    XDP Model XD184The XDP Billet Turbo Resonator Delete Plug XD184 for your 2004.5-2010 GM 6.6L Duramax allows you to clean up the under-hood of your ...

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    Original price $22.95 - Original price $22.95
    Original price
    $22.95
    $22.95 - $22.95
    Current price $22.95
  • Smeding Diesel VGT for 04.5-10 6.6L Duramax

    Smeding
    Original price $3,295.00 - Original price $3,660.00
    Original price
    $3,295.00
    $3,295.00 - $3,660.00
    Current price $3,295.00

    The Smeding Diesel VGT for 04.5-10 6.6L Duramax is a drop-in replacement turbocharger for 2004.5-2010 Duramax diesels. This unit will come in 3 siz...

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    Original price $3,295.00 - Original price $3,660.00
    Original price
    $3,295.00
    $3,295.00 - $3,660.00
    Current price $3,295.00

Turbo upgrades, downpipes, manifolds and exhaust for the 2004.5 to 2005 LLY Duramax. The LLY, LBZ and LMM share a turbo family, so most 2004.5 to 2010 bolt in turbos fit all three. We carry drop in replacements from No Limit, bolt in upgrades like the Garrett PowerMax Stage 2, aFe BladeRunner and Smeding S300 kits, compound systems from Pusher and Wehrli downpipes.

Picking a LLY Turbo Upgrade

  • Drop in replacements: factory size turbos for a worn or failed stock unit.
  • Bolt in upgrades: bigger compressor and turbine wheels that bolt to the factory mounts for more airflow and lower EGT with a tune.
  • Big single and compound kits: for built trucks with upgraded injectors and fuel systems.

The LLY was the first Duramax with a variable geometry turbo. Most 2004.5 to 2010 bolt in turbos fit the LLY, LBZ and LMM, so check the fitment notes on each listing.

Shop related LLY injectors and LLY tuning, or browse all LLY Duramax parts.