- Home »
- Catalog
GI Service Center » Sierra 2500HD
Products for:
- Model: Sierra 2500HD
View Universal items for: Sierra 2500HD
Browse Products
2017 - 2023 GM L5P E41 ECU Tuning GMC CHEVROLET 2500 HD 3500 HD Silverado Sierra
Description: 2017 - 2023 GM L5P E41 ECU Tuning only
Item #: -L5P-TUNES
Condition:
New
Price: $1,100.00
Wehrli Custom Fabrication 2020+ L5P Duramax 3.5" Passenger (Cold) Side Intercooler Pipe Kit - WCF100381 2500HD 3500HD SILVERADO SIERRA L5P
Description: 2020+ L5P Duramax 3.5" Passenger (Cold) Side Intercooler Pipe Kit - WCF100381
Item #: WCF100381
Condition:
New
Price: $374.00
Sale: $362.78
Save: 3%
Save: $11.22
2020+ L5P Duramax Upper Coolant Pipe Kit - WCF100541
Description: -Coolant Pipe
-Silicone Boots
-T-Bolt Clamps
-Powder Coating
Item #: WCF100541
Condition:
New
Price: $154.23
Air Suspension Spring Hardware Kit
Description:
Offering up to 7,500 pounds of load-leveling capacity, the new LoadLifter 7500 XL kit from Air Lift will make towing and hauling with your GM 2500HD/3500 pickup a breeze.
Item #: 57538
Condition:
New
Price: $676.91
Air Suspension Spring Hardware Kit
Description:
Offering up to 7,500 pounds of load-leveling capacity, the new LoadLifter 7500 XL kit from Air Lift will make towing and hauling with your GM 2500HD/3500 pickup a breeze.
Item #: 57541
Condition:
New
Price: $726.91
Price: $854.00
Sale: $809.10
Save: 5%
Save: $44.90
Running Board
Description: Plug N Play System-includes OEM style illumination for stock def tank location
Item #: 76254-01A
Condition:
New
Price: $1,799.00
Running Board
Description: Plug N Play System-includes OEM style
Item #: 76255-01A
Condition:
New
Price: $1,799.00
B & W TOW AND STOW 7" DROP
Description: B & W TOW AND STOW 7" DROP
Item #: TS20049B
Condition:
New
Price: $359.00
tuner
Description: 2020 GM 6.6L DURAMAX L5P
Item #: 67102
Condition:
New
Price: $821.11
Sale: $769.00
Save: 6%
Save: $52.11
Description: BILSTEIN 5100 SERIES SHOCK SET
Fits 2011-2023 Chevy / GMC 2500HD / 3500HD
For trucks that HAVE a NTBD lift
Item #: GI-Conversion
Condition:
New
Price: $275.00
COGNITO Pitman and Idler Arm Support Kit 2011+ Chevy Silverado/GMC Sierra 2500 HD/3500 HD
Description: COGNITO Pitman and Idler Arm Support Kit 2011+ Chevy Silverado/GMC Sierra 2500 HD/3500 HD
Item #: 110-90772
Condition:
New
Price: $259.95
banks power, derringer, tuner, GI SERVICE 2020 DURAMAX
Description: Adds up to +80 hp and +144 lb-ft, w/6 power levels
Value priced and loaded with Features: Adds up to 80 hp and 144 lb-ft, 6 power levels, works while in cruise-control, Data-Log up 100 parameters...More Details »
Item #: 67103
Condition:
New
Price: $954.44
Sale: $889.00
Save: 7%
Save: $65.44
KRYPTONITE DEATH GRIP TIE RODS W/COGNITO pisk kit 2011+ Chevy Silverado/GMC Sierra 2500 HD/3500 HD
Description: KRYPTONITE DEATH GRIP TIE RODS W/COGNITO pisk kit 2011+ Chevy Silverado/GMC Sierra 2500 HD/3500 HD
Item #: KRTR11+pisk
Condition:
New
Price: $620.49
KRYPTONITE UPPER CONTROL ARMS 2020+ Chevy Silverado/GMC Sierra 2500 HD/3500 HD
Description: KRYPTONITE UPPER CONTROL ARMS 2020+ Chevy Silverado/GMC Sierra 2500 HD/3500 HD
Item #: KRUCA20-BLK
Condition:
New
Price: $599.99
Sale: $569.99
Save: 5%
Save: $30.00
S&S LML Duramax S&S CP3 Conversion
Description: AVAILABLE OPTIONS:
* 50 State LML CP3 conversion kit w/pump – CARB exempt – w/ DPF – No Tuning Required
* LML CP3 conversion kit w/pump – Offroad Use Only – No DPF – No Tuning...More Details »
Item #: SS-FUELSTEM
Condition:
New
Price: $800.00
Price: $1,092.07
Price: $873.99
Sale: $499.99
Save: 43%
Save: $374.00
1999-2023 GM BILLET COOLANT HEATER CORE FIREWALL FITTING ,2017-2018, 2500HD, 3500HD, SILVERADO ,SIERRA, L5P
Description: Replaces failure prone plastic factory GM Heater Core Firewall Coolant Fitting
- Billet direct-fit replacement with 5/8" barb connection
- More resistant to heat and vibration
- Double O-ring...More Details »
Item #: WCF100155
Condition:
New
Price: $39.00
8x180 Hub Centric Spacer (2011+ GM 2500/3500 Single Wheel)
Description: SET OF (4)
FOR INDIVIDUAL SPACERS PLEASE EMAIL US
Item #: 8X180
Condition:
New
Not Available
Price: $400.00
Exhaust System Kit
Description:
MBRP Performance Exhaust 4" Down Pipe Back, Single Side, Off-Road (includes front pipe) - no muffler
Item #: S6005PLM
Condition:
New
Price: $419.99
Exhaust System Kit
Description:
MBRP Exhaust 5 Down Pipe Back, Single Side, No Muffler, AL
Item #: S60210PLM
Condition:
New
Price: $564.99
Description: 3" Fabricated Y-Bridge (for OEM style intake horn)
- 3" Passenger (Cold) Side Intercooler Pipe
- 3" Driver (Hot) Side Intercooler Pipe
- 14 ga Aluminum Construction
- FPRV Block Off Kit
-...More Details »
Item #: WCF100411
Condition:
New
Price: $1,145.00
2001-2004 LB7 Duramax Stage 3 High Flow Intake Bundle Kit
Description: -3" Fabricated Billet Y-Bridge
-3" Passenger (Cold) Side Intercooler Pipe
-3" Driver (Hot) Side Intercooler Pipe
- 4" Intake Pipe
- 14g Aluminum Construction
- Air Box with Lid
- Dry Air...More Details »
Item #: WCF100712
Condition:
New
Price: $2,025.00
Sale: $1,964.25
Save: 3%
Save: $60.75
exhaust
Description:
MBRP Exhaust 5 Down Pipe Back, Single Side, AL
Item #: S60200P
Condition:
New
Price: $594.99
EXHAUST
Description:
MBRP Exhaust 5 Down Pipe Back, Single Side, No Muffler, T409
Item #: S60200SLM
Condition:
New
Price: $679.99
Description: BDS Suspension Chevrolet/GMC 4WD 4-1/2" Lift Kit for 2001-2006 1500 HD Silverado/Sierra 1/2 ton pickup, 2001-2010 2500 HD Silverado/ Sierra 3/4 ton pickup, 2001-2006 2500 NON-HD Silverado/ Sierra...More Details »
Item #: BDS192H
Condition:
New
Price: $1,933.60
Description: BDS raises the bar with game changing 6.5" coilover conversion systems
Item #: BDS738FDSC
Condition:
New
Price: $4,909.77
Description: BDS Suspension Chevrolet/GMC 4WD 7" Lift Kit for 01-10 2500 HD Silverado/Sierra 3/4 ton pickup.
Item #: BDS189H
Condition:
New
Price: $1,933.60
Description: Take your HD to the next level with the 4.5" coilover conversion system.
Item #: BDS740FDSC
Condition:
New
Price: $4,891.78
WCFab 2001-2016 Duramax Billet Exhaust Manifolds
Description: WCFab 2001-2016 Duramax Billet Exhaust Manifolds replace the restrictive factory cast parts with high-strength, TIG-welded high-flow billet steel components. Outlet locations allow full...More Details »
Item #: WCF100363
Condition:
New
Price: $1,399.00
Sale: $1,357.03
Save: 3%
Save: $41.97
Description: Fabricated tubular steel support connects rear housing of Allison transmission to transfer case reinforcing the weaker tail housing section to eliminate flex caused by driveline vibrations which...More Details »
Item #: WCF1001XX
Condition:
New
Price: $179.00
Sale: $173.63
Save: 3%
Save: $5.37
Description: - 3" Cold Side Intercooler Pipe
- Compatible with OEM Y-Bridge/Cross Over Pipe
- Durable Custom Powder Coat Finish
- OEM Clip Ring Design replaced by high quality silicone boot and stainless...More Details »
Item #: WCF100355
Condition:
New
Price: $294.00
Sale: $285.18
Save: 3%
Save: $8.82
drop in, 2004.5-2010 GM 6.6L Duramax Garrett Stock Replacement Turbocharger
Description: GM Duramax Garrett Stock Replacement Turbocharger Features:
100% brand new replacement turbocharger
Direct replacement of factory unit
Provides a longer service life
Vehicle-specific design...More Details »
Item #: 848212-5001S
Condition:
New
Price: $1,530.91
drop in, cheetah, turbo, fleece
Description: 2004.5-2010 LLY, LBZ, LMM Duramax 63mm FMW Cheetah Turbo (STREET)
Item #: FPE-VNT63
Condition:
New
Price: $2,499.00
2004.5-2010 LLY/LBZ/LMM DURAMAX BILLET CRANKCASE VENT (PCV) FITTING KIT, BLACK ANODIZED
Description: - Kit includes two CNC machined billet aluminum fittings with o-ring seals.
- 5/8" Hose Barb
- Black anodized finish
- Made in USA
- No tuning required!
Item #: WCF100189
Condition:
New
Price: $46.00
Description: 383-HSP-X
2006-2007 CHEVROLET / GMC MAX AIR FLOW BUNDLE
Item #: 383-HSP-X
Condition:
New
Price: $2,018.56
Description: 4" Intake Pipe
- 14g Aluminum Construction
- Air Box with Lid
- Dry Air Filter
- Outerwear's Pre-Filter Cover
- Includes Installation Hardware
- 4.8 in. Inlet Aluminum Intake Horn
- Largest...More Details »
Item #: WCF100302
Condition:
New
Price: $799.00
Sale: $775.03
Save: 3%
Save: $23.97
2006-2007 LBZ DURAMAX HIGH FLOW 3" Y-BRIDGE KIT
Description: -36% Improvement in Air Flow Over Stock
-Eliminates restrictions and known failure points in OEM design
-WCFab's Signature 3" Two Piece Y-Bridge
-3" Upper Intercooler Crossover Pipe
-3" Lower...More Details »
Item #: WCF100163
Condition:
New
Price: $995.00
Sale: $965.15
Save: 3%
Save: $29.85
2006-2010 LBZ/LMM DURAMAX 3.5" PASSENGER (COLD) SIDE INTERCOOLER PIPE KIT
Description: - 3.5 in. Cold Side Intercooler Pipe
- 14g aluminum construction
- High Quality HD Silicone 3.5 in. Double Hump Boot
- Stainless Steel T-Bolt Clamps
- O-Rings
- CNC Machined Flange with Double...More Details »
Item #: WCF100367
Condition:
New
Price: $409.00
Sale: $396.73
Save: 3%
Save: $12.27
Description: - 20% Improvement in Air Flow vs Stock
- 4.8 in. Inlet, Largest Intake Horn on the Market
- CNC Machined Cast Aluminum Construction
- Includes PCV Port
- Eliminates Resonator Connection
-...More Details »
Item #: WCF100412
Condition:
New
Price: $389.00
Sale: $377.33
Save: 3%
Save: $11.67
481-HSP-X, 2007.5-2010 CHEVROLET / GMC COLD AIR INTAKE BUNDLE
Description: 2007.5-2010 CHEVROLET / GMC COLD AIR INTAKE BUNDLE
Item #: 481-HSP-X
Condition:
New
Price: $682.10
Sale: $647.99
Save: 5%
Save: $34.11