Shop How to Chang's an Injector O-Ring On the Cup On a LB7 Duramax

Sponsored
About our ads
$13.95
LB7 2001-2004 INJECTOR O-RINGS & COPPER WASHERS
Dieselogic
$13.95
LB7 2001-2004 INJECTOR O-RINGS & COPPER WASHERS
Dieselogic
$2.00
LB7 2001-2004 Chevy/GMC Duramax Injector Inlet O-Ring
Dieselogic
$2.00
LB7 2001-2004 Chevy/GMC Duramax Injector Inlet O-Ring
Dieselogic
$2.00
LB7 2001-2004 Small CP3 Pump Mounting O-Ring
Dieselogic
$2.00
LB7 2001-2004 Small CP3 Pump Mounting O-Ring
Dieselogic
$2.93
Merchant Automotive Fuel Injector Cup O-Rings 01-04 GM 6.6L Duramax LB7
Diesel Power Products
$2.93
Merchant Automotive Fuel Injector Cup O-Rings 01-04 GM 6.6L Duramax LB7
Diesel Power Products
$2.95
Gm Lb7 Injector Cup O Ring 2001 To 2004 6.6L Lb7 Duramax
Blessed Performance
$2.95
Gm Lb7 Injector Cup O Ring 2001 To 2004 6.6L Lb7 Duramax
Blessed Performance
$19.95
2001-2004 Chevy/Gmc Duramax Lb7 6.6L Inj Banjo/Oring/Washer Kit
Dieselogic
$19.95
2001-2004 Chevy/Gmc Duramax Lb7 6.6L Inj Banjo/Oring/Washer Kit
Dieselogic
$200.00
$250.00
2001 -2004 Chevy /GMC 6.6L LB7 Injector Cup Removal Tool
Dieselogic
20% off
$200.00
$250.00
2001 -2004 Chevy /GMC 6.6L LB7 Injector Cup Removal Tool
Dieselogic
$2.93
LB7 Injector Cup O Rings
Diesel Auto Power - July 7th 2025
$2.93
LB7 Injector Cup O Rings
Diesel Auto Power - July 7th 2025
$159.95
$179.95
Fuel Injector Cup For 2001-2004 Duramax LB7 - OEM GM Part 97188463
Norcal Diesel Performance
Free shipping
11% off
$159.95
$179.95
Fuel Injector Cup For 2001-2004 Duramax LB7 - OEM GM Part 97188463
Norcal Diesel Performance
$42.38
8Pcs Injector Cup & O-Rings For 2001-2004 Chevy/GMC 2500/3500 Lb7 Duramax 6.6L. Autoooparts. Fuel Injectors. APO140720.
eBay
Free shipping
$42.38
8Pcs Injector Cup & O-Rings For 2001-2004 Chevy/GMC 2500/3500 Lb7 Duramax 6.6L. Autoooparts. Fuel Injectors. APO140720.
eBay
$42.16
8 Sets Injector Cup & O-Rings For Gm 2001-04 6.6L Duramax 97188463Lb7
eBay
Free shipping
$42.16
8 Sets Injector Cup & O-Rings For Gm 2001-04 6.6L Duramax 97188463Lb7
eBay
$42.16
8 Sets Injector Cup & O-Rings For Gm 2001-04 6.6L Duramax 97188463Lb7. Nurniacl. Fuel Injectors. 1495150.
eBay
Free shipping
$42.16
8 Sets Injector Cup & O-Rings For Gm 2001-04 6.6L Duramax 97188463Lb7. Nurniacl. Fuel Injectors. 1495150.
eBay
$327.95
Dorman Injector Cup & O-Rings For 2001-2004 Gm 6.6L Duramax Lb7
eBay
Free shipping
$327.95
Dorman Injector Cup & O-Rings For 2001-2004 Gm 6.6L Duramax Lb7
eBay
$3.23
2001-2004 Gm 6.6L Duramax -Gm 94051259 Lb7 Injector Cup O-Ring
SWAGPERFORMANCEPARTS
$3.23
2001-2004 Gm 6.6L Duramax -Gm 94051259 Lb7 Injector Cup O-Ring
SWAGPERFORMANCEPARTS
$69.99
8Pcs Injector Cup & O-Rings For 2001-2004 Chevy/GMC 2500/3500 Lb7 Duramax 6.6L. NGAP. Fuel Injectors. NGAP-8X1772.
eBay
Free shipping
$69.99
8Pcs Injector Cup & O-Rings For 2001-2004 Chevy/GMC 2500/3500 Lb7 Duramax 6.6L. NGAP. Fuel Injectors. NGAP-8X1772.
eBay
$48.93
8Pcs Injector Cup & O-Rings For Chevy/GMC 2500/3500 Lb7 Duramax 2001-2004 6.6L. Antoc Tool. Fuel Injectors. FH2779220L.
eBay
Free shipping
$48.93
8Pcs Injector Cup & O-Rings For Chevy/GMC 2500/3500 Lb7 Duramax 2001-2004 6.6L. Antoc Tool. Fuel Injectors. FH2779220L.
eBay
$14.72
Merchant Automotive Fuel Injector Seal Kit 01-04 GM 6.6L Duramax LB7
Diesel Power Products
$14.72
Merchant Automotive Fuel Injector Seal Kit 01-04 GM 6.6L Duramax LB7
Diesel Power Products
$48.89
Injector Cup & O-Rings For GMC GM 2001-2003-2004 6.6L Duramax Lb7 97188463 8 SET. Muparkt. Fuel Injectors. CE1618280IEC.
eBay
Free shipping
$48.89
Injector Cup & O-Rings For GMC GM 2001-2003-2004 6.6L Duramax Lb7 97188463 8 SET. Muparkt. Fuel Injectors. CE1618280IEC.
eBay
$48.73
8 Sets Injector Cup & O-Rings 97188463Lb7 For Gm 2001-2004 6.6L Duramax. WFLNHB. Fuel Injectors. EA809140SU.
eBay
Free shipping
$48.73
8 Sets Injector Cup & O-Rings 97188463Lb7 For Gm 2001-2004 6.6L Duramax. WFLNHB. Fuel Injectors. EA809140SU.
eBay
$42.91
8Pcs Injector Cup & O-Rings For Gm 2001-2004 6.6L Duramax 97188463Lb7
eBay
Free shipping
$42.91
8Pcs Injector Cup & O-Rings For Gm 2001-2004 6.6L Duramax 97188463Lb7
eBay
$48.88
For GMC GM 2001-2004 6.6L Duramax Lb7 Injector Cup & O-Rings 97188463. WFLNHB. Fuel Injectors. ON598060L.
eBay
Free shipping
$48.88
For GMC GM 2001-2004 6.6L Duramax Lb7 Injector Cup & O-Rings 97188463. WFLNHB. Fuel Injectors. ON598060L.
eBay
$245.95
XDP Injector Cup O-Ring Set For 2001-2004 GM 6.6L Duramax LB7 Diesel Engine
eBay
Free shipping
$245.95
XDP Injector Cup O-Ring Set For 2001-2004 GM 6.6L Duramax LB7 Diesel Engine
eBay
$42.99
Injector Sleeve Cup O-Rings Kit For Gm Chevy 2500 3500 6.6L Lb7
eBay
Free shipping
$42.99
Injector Sleeve Cup O-Rings Kit For Gm Chevy 2500 3500 6.6L Lb7
eBay
$58.10
Schley Products 16100 | Duramax LB7 Injector Cup Puller | Auto Tool World
AutoToolWorld.com
$58.10
Schley Products 16100 | Duramax LB7 Injector Cup Puller | Auto Tool World
AutoToolWorld.com
$42.86
Labwork 8 Sets Injector Cup & O-Rings For Gm 6.6L Duramax 97188463Lb7 2001-2004. Labwork. Fuel Injectors. TL17590Q.
eBay
Free shipping
$42.86
Labwork 8 Sets Injector Cup & O-Rings For Gm 6.6L Duramax 97188463Lb7 2001-2004. Labwork. Fuel Injectors. TL17590Q.
eBay
$175.05
Fuel Injector Cups And O-Rings Complete Set- Fits GM LB7 6.6L Duramax 2001-2004. DK Engine Parts. Cylinder Heads. DK-GMLB7-IC.
eBay
Free shipping
$175.05
Fuel Injector Cups And O-Rings Complete Set- Fits GM LB7 6.6L Duramax 2001-2004. DK Engine Parts. Cylinder Heads. DK-GMLB7-IC.
eBay
$41.00
Dorman Injector Cup & O-Rings For 2001-2004 Gm 6.6L Duramax Lb7 904-120
SWAGPERFORMANCEPARTS
Free shipping
$41.00
Dorman Injector Cup & O-Rings For 2001-2004 Gm 6.6L Duramax Lb7 904-120
SWAGPERFORMANCEPARTS
$23.99
LB7 Duramax 6.6L Injector Cup O-Ring Kit 2001-04 Silverado Sierra 2500 3500. General Motors. Orange. Fuel Injectors. 94051259.
eBay
Free shipping
$23.99
LB7 Duramax 6.6L Injector Cup O-Ring Kit 2001-04 Silverado Sierra 2500 3500. General Motors. Orange. Fuel Injectors. 94051259.
eBay
$48.55
8 PC Injector Cup & O-Rings For GMC GM 2001-2004 6.6L Duramax LB7 97188463. SHZAITOR. Fuel Injectors. IE686010ES.
eBay
Free shipping
$48.55
8 PC Injector Cup & O-Rings For GMC GM 2001-2004 6.6L Duramax LB7 97188463. SHZAITOR. Fuel Injectors. IE686010ES.
eBay
$42.91
Injector Cup & O-Rings 8Pcs For 2001/2002/2003/2004 Gm 6.6L Duramax 97188463Lb7. Yibei-Tech. Fuel Injectors. 904-120.
eBay
Free shipping
$42.91
Injector Cup & O-Rings 8Pcs For 2001/2002/2003/2004 Gm 6.6L Duramax 97188463Lb7. Yibei-Tech. Fuel Injectors. 904-120.
eBay
$43.54
10Pcs Sets Injector Cup & O-Rings For Gm 6.6L Duramax 97188463Lb7 2001-2003 2004. Autopartszone-Lc. Fuel Injectors. PP386980WP.
eBay
$43.54
10Pcs Sets Injector Cup & O-Rings For Gm 6.6L Duramax 97188463Lb7 2001-2003 2004. Autopartszone-Lc. Fuel Injectors. PP386980WP.
eBay
$12.61
01-04 GM 6.6L Duramax Injector Cup O-Rings(16)
Pure Diesel Power
$12.61
01-04 GM 6.6L Duramax Injector Cup O-Rings(16)
Pure Diesel Power
$42.33
8Pcs Injector Cup & O-Rings For 2001/2002/2003/2004 Gm 6.6L Duramax 97188463Lb7. Yibei-Tech. Fuel Injectors. YI123130T.
eBay
Free shipping
$42.33
8Pcs Injector Cup & O-Rings For 2001/2002/2003/2004 Gm 6.6L Duramax 97188463Lb7. Yibei-Tech. Fuel Injectors. YI123130T.
eBay
$19.99
16 Piece O-Ring Kit For Chevy/GMC LB7 Injector Cups. Nelson Seals. Fuel Injectors. ORK-0016.
eBay
Free shipping
$19.99
16 Piece O-Ring Kit For Chevy/GMC LB7 Injector Cups. Nelson Seals. Fuel Injectors. ORK-0016.
eBay
$3.22
01-04 GM 6.6L Duramax Injector Cup O-Rings(2)
Pure Diesel Power
$3.22
01-04 GM 6.6L Duramax Injector Cup O-Rings(2)
Pure Diesel Power
$99.95
Swag Performance Lb7 Fuel Injector Sleeve Removal / Installer Tool Kit
SWAGPERFORMANCEPARTS
Free shipping
$99.95
Swag Performance Lb7 Fuel Injector Sleeve Removal / Installer Tool Kit
SWAGPERFORMANCEPARTS
Duramax LLY Injector Replacement
21:53
Duramax LLY Injector Replacement
97.2K viewsOct 14, 2018
YouTubeMrSubaru1387
LB7 INJECTOR cup install
3:51
LB7 INJECTOR cup install
53.9K viewsMay 3, 2016
YouTubeScarface 39
LLY #7 Injector replacement.
11:34
LLY #7 Injector replacement.
166.1K viewsApr 17, 2013
YouTubeThomas Molitor
LB7 Injector Replacement for 2001-04 Duramax
13:19
LB7 Injector Replacement for 2001-04 Duramax
220.9K viewsJan 6, 2019
YouTubeDEBOSS GARAGE
How to removing LB7 Duramax injectors
20:06
How to removing LB7 Duramax injectors
81.9K viewsDec 4, 2019
YouTubeMeanBee392
*EASY* How To Fix Low Oil Pressure/Replace Pickup Tube O-Ring | 5 3L Chevy Silverado
8:31
*EASY* How To Fix Low Oil Pressure/Replace Pickup Tube O-…
659K viewsMar 27, 2019
YouTubeTom Canino
Duramax LB7 Injector Failure Explained - Diesel Insights
5:54
Duramax LB7 Injector Failure Explained - Diesel Insights
193.5K viewsDec 5, 2017
YouTubeDuramaxtuner
26:41
Injector cup and injectors install LB7
5.1K viewsMar 13, 2021
YouTubeEli Lawson
4:32
01 LB7 Duramax Injector Cleaning
138.2K viewsMar 16, 2016
YouTubeDiesel Junkie Garage
15:00
LB7 Injector Diagnostic & Installation - 2001-2004 LB7 Dura…
120.5K viewsOct 8, 2018
YouTubeDmaxStore
6:00
2-Stroke Oil Injection Pump Adjustment
106.3K viewsMar 6, 2019
YouTubeMark Young - Outside The Box
1:00
GM LS Oil Pump installation tips from Melling Performance Parts
115.6K viewsSep 9, 2020
YouTubeMelling Engine Parts
3:43
Changing Fuel Injector O rings
53.7K viewsNov 18, 2019
YouTubeMatt Shaughnessy
5:59
GM V6 and V8 Central Port Fuel Injection Replacement
73.8K viewsApr 4, 2014
YouTubeStandard Brand
31:49
Making and Using Volvo D13 Injector Cup Removal Tools
19.9K viewsMay 1, 2021
YouTubeEverett's Workshop
15:14
OBS Ford 7.3 Injector Cup Installation
30.6K viewsApr 23, 2020
YouTubeNuts and Bolts
4:57
How To Install a LBZ/LMM Duramax Fuel Injection Pump
169.2K viewsOct 26, 2015
YouTubeToxic Diesel
27:32
Duramax injector install and valve adjustment.
39.9K viewsJan 29, 2020
YouTubeMeanBee392
3:01
How to replace injectors on chevy
86.6K viewsJul 22, 2016
YouTubeA1 Turner Towing and Used Cars llc
24:01
How to Install Duramax LB7 Injectors
318K viewsOct 3, 2018
YouTubeTruck Master
17:16
LB7 Duramax Injector Install: Full Detail Step by Step Instructions wi…
10.6K viewsMay 29, 2021
YouTubeFixed Vane Duramax
26:53
How to remove and Install LB7 Duramax Injectors
5.7K viewsAug 24, 2021
YouTubeClutch2Throttle
41:30
Ford Ranger Injectors Replacement 2.2 & 3.2 Motors
182.8K viewsSep 2, 2021
YouTubeABD Automotive
16:52
How to Replace Injectors and Cups on a Volvo D13 Part 1/2
338.9K viewsJun 30, 2017
YouTubeCardinal Truck Service
7:09
injector installation torque and instructions
35.5K viewsAug 25, 2018
YouTube🪛🔧 INTERMIDIATE SOLUTIONS
25:13
How To Install 04.5-10 Duramax Fuel Injectors
258K viewsDec 17, 2019
YouTubeTruck Master
3:21
How to Replace Fuel Injectors in Your Car
2.6M viewsMar 24, 2011
YouTubeScotty Kilmer
2:29
How to Hone Engine Cylinders The Right Way
762.1K viewsAug 2, 2019
YouTubeSupercheap Auto
18:54
How to Replace Injectors and Cups on a Volvo D13 Part 2/2
372K viewsJun 30, 2017
YouTubeCardinal Truck Service
1:40
How to take apart a LLY duramax injector
3.8K viewsMar 24, 2019
YouTubeCody Brown
See more videos
Static thumbnail place holder

Shop How to Chang's an Injector O-Ring On the Cup On a LB7 Duramax

Sponsored
About our ads
$13.95
LB7 2001-2004 INJECTOR O-RINGS & COPPER WASHERS
Dieselogic
$13.95
LB7 2001-2004 INJECTOR O-RINGS & COPPER WASHERS
Dieselogic
$2.00
LB7 2001-2004 Chevy/GMC Duramax Injector Inlet O-Ring
Dieselogic
$2.00
LB7 2001-2004 Chevy/GMC Duramax Injector Inlet O-Ring
Dieselogic
$2.00
LB7 2001-2004 Small CP3 Pump Mounting O-Ring
Dieselogic
$2.00
LB7 2001-2004 Small CP3 Pump Mounting O-Ring
Dieselogic
$2.93
Merchant Automotive Fuel Injector Cup O-Rings 01-04 GM 6.6L Duramax LB7
Diesel Power Products
$2.93
Merchant Automotive Fuel Injector Cup O-Rings 01-04 GM 6.6L Duramax LB7
Diesel Power Products
$2.95
Gm Lb7 Injector Cup O Ring 2001 To 2004 6.6L Lb7 Duramax
Blessed Performance
$2.95
Gm Lb7 Injector Cup O Ring 2001 To 2004 6.6L Lb7 Duramax
Blessed Performance
$19.95
2001-2004 Chevy/Gmc Duramax Lb7 6.6L Inj Banjo/Oring/Washer Kit
Dieselogic
$19.95
2001-2004 Chevy/Gmc Duramax Lb7 6.6L Inj Banjo/Oring/Washer Kit
Dieselogic
$200.00
$250.00
2001 -2004 Chevy /GMC 6.6L LB7 Injector Cup Removal Tool
Dieselogic
20% off
$200.00
$250.00
2001 -2004 Chevy /GMC 6.6L LB7 Injector Cup Removal Tool
Dieselogic
$2.93
LB7 Injector Cup O Rings
Diesel Auto Power - July 7th 2025
$2.93
LB7 Injector Cup O Rings
Diesel Auto Power - July 7th 2025
$159.95
$179.95
Fuel Injector Cup For 2001-2004 Duramax LB7 - OEM GM Part 97188463
Norcal Diesel Performance
Free shipping
11% off
$159.95
$179.95
Fuel Injector Cup For 2001-2004 Duramax LB7 - OEM GM Part 97188463
Norcal Diesel Performance
$42.38
8Pcs Injector Cup & O-Rings For 2001-2004 Chevy/GMC 2500/3500 Lb7 Duramax 6.6L. Autoooparts. Fuel Injectors. APO140720.
eBay
Free shipping
$42.38
8Pcs Injector Cup & O-Rings For 2001-2004 Chevy/GMC 2500/3500 Lb7 Duramax 6.6L. Autoooparts. Fuel Injectors. APO140720.
eBay
$42.16
8 Sets Injector Cup & O-Rings For Gm 2001-04 6.6L Duramax 97188463Lb7
eBay
Free shipping
$42.16
8 Sets Injector Cup & O-Rings For Gm 2001-04 6.6L Duramax 97188463Lb7
eBay
$42.16
8 Sets Injector Cup & O-Rings For Gm 2001-04 6.6L Duramax 97188463Lb7. Nurniacl. Fuel Injectors. 1495150.
eBay
Free shipping
$42.16
8 Sets Injector Cup & O-Rings For Gm 2001-04 6.6L Duramax 97188463Lb7. Nurniacl. Fuel Injectors. 1495150.
eBay
$327.95
Dorman Injector Cup & O-Rings For 2001-2004 Gm 6.6L Duramax Lb7
eBay
Free shipping
$327.95
Dorman Injector Cup & O-Rings For 2001-2004 Gm 6.6L Duramax Lb7
eBay
$3.23
2001-2004 Gm 6.6L Duramax -Gm 94051259 Lb7 Injector Cup O-Ring
SWAGPERFORMANCEPARTS
$3.23
2001-2004 Gm 6.6L Duramax -Gm 94051259 Lb7 Injector Cup O-Ring
SWAGPERFORMANCEPARTS
$69.99
8Pcs Injector Cup & O-Rings For 2001-2004 Chevy/GMC 2500/3500 Lb7 Duramax 6.6L. NGAP. Fuel Injectors. NGAP-8X1772.
eBay
Free shipping
$69.99
8Pcs Injector Cup & O-Rings For 2001-2004 Chevy/GMC 2500/3500 Lb7 Duramax 6.6L. NGAP. Fuel Injectors. NGAP-8X1772.
eBay
$48.93
8Pcs Injector Cup & O-Rings For Chevy/GMC 2500/3500 Lb7 Duramax 2001-2004 6.6L. Antoc Tool. Fuel Injectors. FH2779220L.
eBay
Free shipping
$48.93
8Pcs Injector Cup & O-Rings For Chevy/GMC 2500/3500 Lb7 Duramax 2001-2004 6.6L. Antoc Tool. Fuel Injectors. FH2779220L.
eBay
$14.72
Merchant Automotive Fuel Injector Seal Kit 01-04 GM 6.6L Duramax LB7
Diesel Power Products
$14.72
Merchant Automotive Fuel Injector Seal Kit 01-04 GM 6.6L Duramax LB7
Diesel Power Products
$48.89
Injector Cup & O-Rings For GMC GM 2001-2003-2004 6.6L Duramax Lb7 97188463 8 SET. Muparkt. Fuel Injectors. CE1618280IEC.
eBay
Free shipping
$48.89
Injector Cup & O-Rings For GMC GM 2001-2003-2004 6.6L Duramax Lb7 97188463 8 SET. Muparkt. Fuel Injectors. CE1618280IEC.
eBay