GI Service Center - Engine Parts

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Items 1-31 of 31
Price: $1,971.20


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 #: BKS-67103
Condition: New
Price: $954.44
Sale: $889.00
Save: 7%
Save: $65.44


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: $1,329.00
Sale: $1,289.13
Save: 3%
Save: $39.87

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drop in, cheetah, turbo, fleece
Description: 2004.5-2010 LLY, LBZ, LMM Duramax 63mm FMW Cheetah Turbo (RACE)
Item #: FPE-VNT63-RACE
Condition: New
Price: $2,449.00

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drop in, cheetah, turbo, fleece
Description: 2004.5-2010 LLY, LBZ, LMM Duramax 63mm FMW Cheetah Turbo (STREET)
Item #: FPE-VNT63-RACE
Condition: New
Price: $2,399.00

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Price: $2,763.63


Price: $2,762.63


Price: $1,971.20


Price: $2,763.63


Price: $145.00

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2017-19 L5P DURAMAX STAGE 2 HIGH FLOW INTAKE BUNDLE KIT 2500HD 3500HD SILVERADO SIERRA L5P
Description: - 4 in. Aluminum Intake Pipe - 3.5 in. Intake Horn with PCV Port and Surge Ring - Air box enclosure with dry filter assembly and Outerwears pre-filter cover - Installation hardware, 4 in....More Details »
Item #: WCF100441
Condition: New
Price: $1,359.00


2017-19 L5P DURAMAX STAGE 3 HIGH FLOW INTAKE BUNDLE KIT 2500HD 3500HD SILVERADO SIERRA L5P
Description: - 4 in. Aluminum intake pipe - 3.5 in. Intake horn with PCV port and Surge Ring - Air box enclosure with dry filter assembly and Outerwears pre-filter cover - Installation hardware, 4 in....More Details »
Item #: WCF100403
Condition: New
Price: $1,659.00


2017-19 WCFAB L5P Duramax Cold Air Intake Kit 2500HD 3500HD SILVERADO SIERRA L5P
Description: Increased Horsepower and Torque Increased Throttle Response & Sensitivity Increase in Turbo and Engine Noise. This is NOT a plastic box and pipe, it is aluminum and you WILL experience more turbo...More Details »
Item #: WCF100344
Condition: New
Price: $556.78


2017-2019 CHEVROLET / GMC COLD SIDE TUBE
Item #: 605-HSP-X
Condition: New
Price: $328.95
Sale: $299.95
Save: 9%
Save: $29.00


2017-2019 CHEVROLET / GMC L5P 3" HOT SIDE INTERCOOLER TUBE
Item #: 600-1-HSP-X
Condition: New
Price: $281.20


2017-2019 L5P DURAMAX HSP INTAKE
Description: NO TUNING REQUIRED:
Item #: 602-HSP-
Condition: New
Price: $450.00


Description: - 8 New Modified Injectors - Injector Coppers and O-rings
Item #: E02 10710
Condition: New
Price: $4,144.00


Description: - 8 New Modified Injectors - Injector Coppers and O-rings
Item #: E02 10706
Condition: New
Price: $3,648.00


Description: - 8 New Modified Injectors - Injector Coppers and O-rings
Item #: E02 10708
Condition: New
Price: $3,848.00


WEHRLI CUSTOM FABRICATION L5P 3 1/2" Turbo Intake Horn 2017-2018 2500HD 3500HD SILVERADO SIERRA L5P
Description: WEHRLI CUSTOM FABRICATION L5P 3 1/2" Turbo Intake Horn
Item #: WCF100721
Condition: New
Price: $226.98


WEHRLI CUSTOM FABRICATION L5P 3 1/2" Turbo Intake Horn 2020 2500HD 3500HD SILVERADO SIERRA L5P
Description: WEHRLI CUSTOM FABRICATION L5P 3 1/2" Turbo Intake Horn for 2020
Item #: WCF100833
Condition: New
Price: $234.00


2020-2021 L5P Duramax 4" Intake Kit with Air Box 2500HD 3500HD SILVERADO SIERRA L5P
Description: High flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on the 2020-2021 L5P Duramax for improved engine...More Details »
Item #: WCF100702
Condition: New
Price: $599.00
Sale: $581.03
Save: 3%
Save: $17.97


2020-2024 L5P DURAMAX 4" INTAKE KIT WITH AIR BOX STAGE 2 2500HD 3500HD SILVERADO SIERRA L5P
Description: -4" Intake Pipe -3 1/2" Intake Horn -Air Box with Lid -Dry Air Filter -Outerwear's Pre-Filter Cover -Hardware -Seal for Connection to Functional Ram Air Port on Hood -High Quality Silicone...More Details »
Item #: WCF100684
Condition: New
Price: $795.00
Sale: $771.15
Save: 3%
Save: $23.85


2020-2024 L5P DURAMAX STAGE 2 HIGH FLOW INTAKE BUNDLE KIT 2500HD 3500HD SILVERADO SIERRA L5P
Description: - 4 in. Aluminum Intake Pipe - 3.5 in. Intake Horn with PCV Port and Surge Ring - Air box enclosure with dry filter assembly and Outerwears pre-filter cover - Installation hardware, 4 in....More Details »
Item #: WCF100414
Condition: New
Price: $1,395.83


drop in, cheetah, turbo, fleece
Description: The BRAND NEW NO CORE CHARGE 63mm FMW Duramax VNT Cheetah Turbocharger
Item #: FPE-LML-VNT-63-FMW-N
Condition: New
Price: $2,649.00

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banks power, derringer, tuner, GI SERVICE 2017-2019 DURAMAX
Description: Adds up to +61 hp and +112 lb-ft, w/6 power levels Value priced and loaded with Features: Adds up to 61 hp and 112 lb-ft, 6 power levels, works while in cruise-control, Data-Log up 100 parameters...More Details »
Condition: New
Price: $954.44
Sale: $859.00
Save: 10%
Save: $95.44

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DURAMAX LONG BLOCK
Description: DURAMAX REBUILT LONG BLOCK 01-16 DURAMAX please inquire for 17+ prices
Item #: DMX LONG BLOCK
Condition: New
Price: $8,295.00


Edge 22400 Pulsar Tuner | 17-19 Duramax L5P SILVERADO / SIERRA DURAMAX 6.6L
Description: Pulsar is the most innovative performance in-line tuner to ever hit the market. The Pulsar inline module has made waves among truck owners. The industry-exclusive technology, now available via...More Details »
Item #: EDG-22400
Condition: New
Price: $944.95

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2019+ L5P DURAMAX HYPERTECH IN-LINE SPEEDO CALIBRATION MODULE
Description: The Hypertech Speedometer Calibrator can correct your speedometer for non-stock tires and/or gear ratios. The simple on-screen menu quickly guides you through the process, and in a matter of...More Details »
Item #: 730129
Condition: New
Price: $324.76
Sale: $249.95
Save: 23%
Save: $74.81


Pulsar Kit 2017-2019 GM Duramax L5P (Pulsar and Insight CTS3) - 22602-3 | 17-19 Duramax L5P SILVERADO / SIERRA DURAMAX 6.6L
Description: Pulsar is the most innovative performance in-line tuner to ever hit the market. The Pulsar inline module has made waves among truck owners. The industry-exclusive technology, now available via...More Details »
Item #: EDG-22602-3
Condition: New
Price: $1,216.95

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Pulsar Kit 2020-2023 GM Duramax L5P (Pulsar and Insight CTS3) V3 - 22601-3 | 20-22 Duramax L5P SILVERADO / SIERRA DURAMAX 6.6L
Description: Pulsar is the most innovative performance in-line tuner to ever hit the market. The Pulsar inline module has made waves among truck owners. The industry-exclusive technology, now available via...More Details »
Item #: PUL22601-3
Condition: New
Price: $1,216.95

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Items 1-31 of 31