Duramax 2004.5–2005 LLY - cooling

Cooling

Duramax 2004.5–2005 LLY - drivetrain

Drivetrain

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Electrical

Duramax 2004.5–2005 LLY - engine-upgrades

Engine Upgrades

Duramax 2004.5–2005 LLY - exhaust

Exhaust

Duramax 2004.5–2005 LLY - exterior

Exterior

Duramax 2004.5–2005 LLY - Fuel System

Fuel System

Duramax 2004.5–2005 LLY - Intake System

Intake System

Duramax 2004.5–2005 LLY - Interior

Interior

Duramax 2004.5–2005 LLY - Lighting

Lighting

Duramax 2004.5–2005 LLY - suspension

Suspension

Duramax 2004.5–2005 LLY - tuning programming monitoring

Tuners & Programmers

Duramax 2004.5–2005 LLY - engine-upgrades-turbochargers

Turbochargers

Duramax: 2019-2026 (3.0L)Duramax: 2001-2004 (LB7)Duramax: 2004.5-2005 (LLY)Duramax: 2006-2007 (LBZ)Duramax: 2007.5-2010 (LMM)Duramax: 2011-2016 (LML)Duramax: 2017-2019 (L5P)Duramax: 2020-2025 (L5P)
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Sinister Diesel Dual Wall Exhaust Tip w/angle Cut 4″-6″ Blue (SDETAC46BLU) Universal

Sinister Diesel
SKU: SDETAC46BLU
$312.59
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Sinister Diesel Dual Wall Exhaust Tip w/angle Cut 4″-6″ Black (SDETAC46B) Universal

Sinister Diesel
SKU: SDETAC46B
$232.04
-24%
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Sinister Diesel Dual Wall Exhaust Tip w/angle Cut 4″-5″ Chrome (SDETAC45P) Universal

Sinister Diesel
SKU: SDETAC45P
Original price was: $173.24.Current price is: $131.99.
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Sinister Diesel Dual Wall Exhaust Tip w/angle Cut 4″-5″ Black (SDETAC45B) Universal

Sinister Diesel
SKU: SDETAC45B
$225.21
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Sinister Diesel Coolant Reservoir (Degas) Cap (SDDCDMAX01) for 2001-2016 Duramax 6.6L

Sinister Diesel
SKU: SDDCDMAX01
$113.28
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Sinister Diesel Coolant Filtration System (SDCOOLFIL6601W) for 2001-2010 Duramax 6.6L LB7 / LLY / LBZ / LMM

Sinister Diesel
SKU: SDCOOLFIL6601W
$298.94
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Sinister Diesel Cold Air Intake (SDCAILLY) for 2004.5-2005 Duramax 6.6L LLY

Sinister Diesel
SKU: SDCAILLY
$667.49
-24%
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Sinister Diesel Black Diamond Head Gasket (Pass. A) (SDBD580) for 2001-2010 Duramax 6.6L

Sinister Diesel
SKU: SDBD580
Original price was: $127.04.Current price is: $96.99.
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Sinister Diesel High Amp (400A) Wiring Upgrade Kit (SDALTWIRE)

Sinister Diesel
SKU: SDALTWIRE
$225.21
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Sinister Diesel 320 Amp OEM High Output Alternator (SDALT6601320) for 2001-2007 Duramax 6.6L

Sinister Diesel
SKU: SDALT6601320
$1,146.59
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Sinister Diesel Exhaust Tip 5″-6″ Polished 304 Stainless Steel (SD56POL) Universal

Sinister Diesel
SKU: SD56POL
$121.49
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Sinister Diesel Exhaust Tip 5″-6″ Black (SD56BLK) Universal

Sinister Diesel
SKU: SD56BLK
$128.31
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Sinister Diesel Polished 304 Stainless Steel Exhaust Tip 4″ to 6″ (SD46POL) Universal

Sinister Diesel
SKU: SD46POL
$121.49
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Sinister Diesel Black Ceramic Coated Stainless Steel Exhaust Tip 4″ to 6″ (SD46BLK) Universal

Sinister Diesel
SKU: SD46BLK
$135.14
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Sinister Diesel Exhaust Tip 4″-5″ Polished 304 Stainless Steel (SD45POL) Universal

Sinister Diesel
SKU: SD45POL
$94.19
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Sinister Diesel Exhaust Tip 4″-5″ Black (SD45BLK) Universal

Sinister Diesel
SKU: SD45BLK
$107.84
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SUNCOAST ALLISON CAT1 500HP REBUILD KIT WITH CONVERTER (GMAX-CAT1-LB7LLY-KIT) FOR 2001-2005 DURAMAX LB7 / LLY

Suncoast Transmission
SKU: GMAX-CAT1-LB7LLY-KIT
$4,735.24
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S&B Intake Replacement Filter Cotton Cleanable (KF-1035) for 1994-2009 Cummins 5.9L / 6.7L & 2001-2010 Duramax 6.6L LLY / LBZ / LB7 / LLM

S&B Filters
SKU: KF-1035
$72.45
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Fleece Setrab to -10AN Fittings (FPE-TL-ST) for Fleece Performance replacement Allison Transmission cooler lines

Fleece Performance Engineering
SKU: FPE-TL-ST
$22.04
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RealTruck AMP Research 75325-01A BedStep™

AMP
SKU: 75325-01A
$346.49
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RealTruck AMP Research 75151-01A PowerStep™ Stainless Steel Trim Strips

AMP
SKU: 75151-01A
$314.99
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South Bend Single Disc Clutch 375 hp 700 ft. lbs. torque (SDM0105OK) for 2001-2005 Duramax 6.6L LB7 / LLY

Southbend Clutch
SKU: SDM0105OK
$1,069.96
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FASS TSC10100G
FASS TSC10100G
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FASS Titanium Signature Series Diesel Fuel System (TSC10100G) for 2001-2010 Duramax LB7 / LLY / LBZ / LMM

FASS
SKU: TSC10100G
$723.45
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AMP Research 19-03760-91 New Style End Cap Kit

AMP
SKU: 19-03760-91
$3.41