Shop duramax lly injector return line replacement driver side

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$1,399.99
$1,499.99
2004.5-2005 Duramax LLY Injector Replacement Kit - Refurbished
InjectorsDirect.com
$1,399.99
$1,499.99
2004.5-2005 Duramax LLY Injector Replacement Kit - Refurbished
InjectorsDirect.com
$142.48
Gm Driver Side Fuel Injector Return Line 2004.5 To 2010 6.6L Lly/Lbz/Lmm Duramax
Blessed Performance
$142.48
Gm Driver Side Fuel Injector Return Line 2004.5 To 2010 6.6L Lly/Lbz/Lmm Duramax
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$86.95
XDP OER Series Fuel Return Line Assembly 11-16 GM 6.6L Duramax LML
Diesel Power Products
$86.95
XDP OER Series Fuel Return Line Assembly 11-16 GM 6.6L Duramax LML
Diesel Power Products
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Tracktech Fuel Injector Return Line Set For 2004.5-2010 Chevrolet Duramax 6.6L LLY LBZ LMM TTD0410FS573
ProSource Diesel
1
$94.95
$99.95
Tracktech Fuel Injector Return Line Set For 2004.5-2010 Chevrolet Duramax 6.6L LLY LBZ LMM TTD0410FS573
ProSource Diesel
$59.95
98062291 Bosch OE Injector Return Line Left Side, Driver, 2004.5-2010 GM 6.6L Duramax, LLY LBZ LMM
ZZ Diesel
$59.95
98062291 Bosch OE Injector Return Line Left Side, Driver, 2004.5-2010 GM 6.6L Duramax, LLY LBZ LMM
ZZ Diesel
$999.99
$1,099.99
2001-2004.5 Duramax LB7 Injector Replacement Kit - Refurbished
InjectorsDirect.com
$999.99
$1,099.99
2001-2004.5 Duramax LB7 Injector Replacement Kit - Refurbished
InjectorsDirect.com
$39.72
Merchant Automotive Fuel Rail To Fuel Return Hose - 2004.5-2010 GM Duramax 6.6L LLY/LBZ/LMM | 15010
Thoroughbred Diesel
$39.72
Merchant Automotive Fuel Rail To Fuel Return Hose - 2004.5-2010 GM Duramax 6.6L LLY/LBZ/LMM | 15010
Thoroughbred Diesel
$55.99
Bosch Injector Return Line Passenger (Right) Side - 04.5-10 Duramax LLY/LBZ/LMM | 0 928 400 552
Thoroughbred Diesel
1
$55.99
Bosch Injector Return Line Passenger (Right) Side - 04.5-10 Duramax LLY/LBZ/LMM | 0 928 400 552
Thoroughbred Diesel
$44.78
Fuel Injector Return Line Kit Fit Duramax 2004-2010 6.6L Diesel Truck Engines
www.madhornets.com
$44.78
Fuel Injector Return Line Kit Fit Duramax 2004-2010 6.6L Diesel Truck Engines
www.madhornets.com
$48.88
2004.5-2010 LLY Duramax Diesel Pickup Truck Engines 6.6L Fuel Injector Return Line Kit 97328733 98062291
jcarpart.com
$48.88
2004.5-2010 LLY Duramax Diesel Pickup Truck Engines 6.6L Fuel Injector Return Line Kit 97328733 98062291
jcarpart.com
$246.95
$259.95
Tracktech Fuel Injector Line Set Of 8 For 2004.5-2005 Chevrolet Duramax 6.6L LLY TTD0405FS563
ProSource Diesel
2
$246.95
$259.95
Tracktech Fuel Injector Line Set Of 8 For 2004.5-2005 Chevrolet Duramax 6.6L LLY TTD0405FS563
ProSource Diesel
$38.95
Swag Performance Gm Lly / Lbz / Lmm Duramax Fuel Injector Return Line Kit
SWAGPERFORMANCEPARTS
Free shipping
$38.95
Swag Performance Gm Lly / Lbz / Lmm Duramax Fuel Injector Return Line Kit
SWAGPERFORMANCEPARTS
$132.95
$139.95
Tracktech Fuel Injector Return Line Kit Left And Right For 2001-2004 Chevrolet Duramax 6.6L LB7 TTD0104FS568 KIT
ProSource Diesel
$132.95
$139.95
Tracktech Fuel Injector Return Line Kit Left And Right For 2001-2004 Chevrolet Duramax 6.6L LB7 TTD0104FS568 KIT
ProSource Diesel
$94.95
$99.95
Tracktech Low Pressure Fuel Line Rubber Fuel Hose Kit 2004.5-2005 6.6L Duramax LLY TT-Fuellines-LLY
ProSource Diesel
$94.95
$99.95
Tracktech Low Pressure Fuel Line Rubber Fuel Hose Kit 2004.5-2005 6.6L Duramax LLY TT-Fuellines-LLY
ProSource Diesel
$197.88
2004.5-2010 Gm 6.6L Duramax -Gm 98062291 Driver Side Fuel Injector Return Line
SWAGPERFORMANCEPARTS
Free shipping
$197.88
2004.5-2010 Gm 6.6L Duramax -Gm 98062291 Driver Side Fuel Injector Return Line
SWAGPERFORMANCEPARTS
$107.95
Dorman Driver Side Fuel Injector Return Line For 04.5-10 Gm 6.6L Duramax 904-123
SWAGPERFORMANCEPARTS
$107.95
Dorman Driver Side Fuel Injector Return Line For 04.5-10 Gm 6.6L Duramax 904-123
SWAGPERFORMANCEPARTS
$18.95
Dtech Injector Return Line Kit - 04.5-10 GM Duramax - DT660023
Thoroughbred Diesel
$18.95
Dtech Injector Return Line Kit - 04.5-10 GM Duramax - DT660023
Thoroughbred Diesel
$24.00
Chevrolet GMC Duramax LLY, LBZ, LMM, 6.6L Fuel Return Lines 2004.5-2010: OEM 97328733 - Tamerx SK637
TamerX
$24.00
Chevrolet GMC Duramax LLY, LBZ, LMM, 6.6L Fuel Return Lines 2004.5-2010: OEM 97328733 - Tamerx SK637
TamerX
$415.65
$489.00
Fleece Performance Injection Line Set 04.5-05 GM 6.6L Duramax LLY
Diesel Power Products
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$415.65
$489.00
Fleece Performance Injection Line Set 04.5-05 GM 6.6L Duramax LLY
Diesel Power Products
$120.00
2004-2010 CHEVT/GMC 6.6L DURAMAX LLY, LBZ, AND LMM LEFT & RIGHT-SIDE FUEL INJECTOR RETURN LINE KIT
Dieselogic
$120.00
2004-2010 CHEVT/GMC 6.6L DURAMAX LLY, LBZ, AND LMM LEFT & RIGHT-SIDE FUEL INJECTOR RETURN LINE KIT
Dieselogic
$48.88
2004-2010 Duramax Diesel Truck Engines 6.6L Fuel Injector Return Line Kit 97328733 8973287331 Generic
jcarpart.com
$48.88
2004-2010 Duramax Diesel Truck Engines 6.6L Fuel Injector Return Line Kit 97328733 8973287331 Generic
jcarpart.com
$54.58
Alliant AP0133 Fuel Injector Return Line Seal Kit 17-21 GM 6.6L Duramax L5P
Diesel Power Products
$54.58
Alliant AP0133 Fuel Injector Return Line Seal Kit 17-21 GM 6.6L Duramax L5P
Diesel Power Products
$26.31
$27.70
Fit For 04-10 6.6L Lly Duramax Dies 98062291 Fuel Injector Return Line
eBay
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$26.31
$27.70
Fit For 04-10 6.6L Lly Duramax Dies 98062291 Fuel Injector Return Line
eBay
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$79.95
Tracktech Fuel Injector Return Line Left Or Right For 2001-2004 Chevrolet Duramax 6.6L LB7 TTD0104FS567
ProSource Diesel
$75.95
$79.95
Tracktech Fuel Injector Return Line Left Or Right For 2001-2004 Chevrolet Duramax 6.6L LB7 TTD0104FS567
ProSource Diesel
$59.49
$69.99
Fleece Performance 2 And 7 Injection Line 04.5-05 6.6L GM Duramax LLY
Diesel Power Products
6
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Fleece Performance 2 And 7 Injection Line 04.5-05 6.6L GM Duramax LLY
Diesel Power Products
$36.25
Merchant Automotive Injector Seal And Return Line Kit - 2001-2004 GM Duramax 6.6L LB7 | 10409
Thoroughbred Diesel
$36.25
Merchant Automotive Injector Seal And Return Line Kit - 2001-2004 GM Duramax 6.6L LB7 | 10409
Thoroughbred Diesel
$60.08
Grizzly Fuel Injector Return Line Seal Kit 17-23 GM 6.6L Duramax L5P
Diesel Power Products
$60.08
Grizzly Fuel Injector Return Line Seal Kit 17-23 GM 6.6L Duramax L5P
Diesel Power Products
$45.99
2004.5-2010 LLY Duramax Diesel Pickup Truck Engines 6.6L Fuel Injector Return Line Kit 97328733 0928402097 0928400552
VelocityTitan
$45.99
2004.5-2010 LLY Duramax Diesel Pickup Truck Engines 6.6L Fuel Injector Return Line Kit 97328733 0928402097 0928400552
VelocityTitan
$108.37
Xdp Oer Fuel Return Line Assembly 2011-2016 Gm 6.6L Duramax Direct Fit
eBay
Free shipping
$108.37
Xdp Oer Fuel Return Line Assembly 2011-2016 Gm 6.6L Duramax Direct Fit
eBay
$28.56
Duramax Injector Return Line Kit 2004.5 - 2010
Norcal Diesel Performance
12
$28.56
Duramax Injector Return Line Kit 2004.5 - 2010
Norcal Diesel Performance
$44.99
Injector Return Line Kit For 2004.5-2010 Duramax LLY, LBZ And LMM. (1 Side) With Metal Fittings
Diesel Auto Power - July 7th 2025
$44.99
Injector Return Line Kit For 2004.5-2010 Duramax LLY, LBZ And LMM. (1 Side) With Metal Fittings
Diesel Auto Power - July 7th 2025
$39.99
Diesel Injector Fuel Return Hose Line Kit Fit For Duramax 6.6L LLY LBZ LMM 2004-2010 Replace: 97328733 98062291
Walmart
Free shipping
$39.99
Diesel Injector Fuel Return Hose Line Kit Fit For Duramax 6.6L LLY LBZ LMM 2004-2010 Replace: 97328733 98062291
Walmart
$38.99
Diesel Fuel Injector Fuel Return Line Kit Compatible With GM Duramax 6.6L LLY LBZ LMM Sierra Silverado 2004-2010 Replace: 97328733 98062291
Walmart
Free shipping
$38.99
Diesel Fuel Injector Fuel Return Line Kit Compatible With GM Duramax 6.6L LLY LBZ LMM Sierra Silverado 2004-2010 Replace: 97328733 98062291
Walmart
$148.81
Gm Passenger Side Fuel Injector Return Line 2004.5 To 2010 6.6L Lly/Lbz/Lmm Duramax
Blessed Performance
$148.81
Gm Passenger Side Fuel Injector Return Line 2004.5 To 2010 6.6L Lly/Lbz/Lmm Duramax
Blessed Performance
$30.63
Merchant Automotive Injector Return Line Hose Kit - 04.5-10 Duramax | 10041
Thoroughbred Diesel
$30.63
Merchant Automotive Injector Return Line Hose Kit - 04.5-10 Duramax | 10041
Thoroughbred Diesel
$36.87
6.6L Diesel Fuel Injector Return Line Kit Replacement For 2004.5-2010.6 LLY Duramax Pickup Truck Engines
Walmart
Free shipping
$36.87
6.6L Diesel Fuel Injector Return Line Kit Replacement For 2004.5-2010.6 LLY Duramax Pickup Truck Engines
Walmart
How to Fix: Duramax Injector Return Line Replacement (Links to parts in description ⬇️)
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Shop duramax lly injector return line replacement driver side

Sponsored
About our ads
$1,399.99
$1,499.99
2004.5-2005 Duramax LLY Injector Replacement Kit - Refurbished
InjectorsDirect.com
$1,399.99
$1,499.99
2004.5-2005 Duramax LLY Injector Replacement Kit - Refurbished
InjectorsDirect.com
$142.48
Gm Driver Side Fuel Injector Return Line 2004.5 To 2010 6.6L Lly/Lbz/Lmm Duramax
Blessed Performance
$142.48
Gm Driver Side Fuel Injector Return Line 2004.5 To 2010 6.6L Lly/Lbz/Lmm Duramax
Blessed Performance
$86.95
XDP OER Series Fuel Return Line Assembly 11-16 GM 6.6L Duramax LML
Diesel Power Products
$86.95
XDP OER Series Fuel Return Line Assembly 11-16 GM 6.6L Duramax LML
Diesel Power Products
$94.95
$99.95
Tracktech Fuel Injector Return Line Set For 2004.5-2010 Chevrolet Duramax 6.6L LLY LBZ LMM TTD0410FS573
ProSource Diesel
1
$94.95
$99.95
Tracktech Fuel Injector Return Line Set For 2004.5-2010 Chevrolet Duramax 6.6L LLY LBZ LMM TTD0410FS573
ProSource Diesel
$59.95
98062291 Bosch OE Injector Return Line Left Side, Driver, 2004.5-2010 GM 6.6L Duramax, LLY LBZ LMM
ZZ Diesel
$59.95
98062291 Bosch OE Injector Return Line Left Side, Driver, 2004.5-2010 GM 6.6L Duramax, LLY LBZ LMM
ZZ Diesel
$999.99
$1,099.99
2001-2004.5 Duramax LB7 Injector Replacement Kit - Refurbished
InjectorsDirect.com
$999.99
$1,099.99
2001-2004.5 Duramax LB7 Injector Replacement Kit - Refurbished
InjectorsDirect.com
$39.72
Merchant Automotive Fuel Rail To Fuel Return Hose - 2004.5-2010 GM Duramax 6.6L LLY/LBZ/LMM | 15010
Thoroughbred Diesel
$39.72
Merchant Automotive Fuel Rail To Fuel Return Hose - 2004.5-2010 GM Duramax 6.6L LLY/LBZ/LMM | 15010
Thoroughbred Diesel
$55.99
Bosch Injector Return Line Passenger (Right) Side - 04.5-10 Duramax LLY/LBZ/LMM | 0 928 400 552
Thoroughbred Diesel
1
$55.99
Bosch Injector Return Line Passenger (Right) Side - 04.5-10 Duramax LLY/LBZ/LMM | 0 928 400 552
Thoroughbred Diesel
$44.78
Fuel Injector Return Line Kit Fit Duramax 2004-2010 6.6L Diesel Truck Engines
www.madhornets.com
$44.78
Fuel Injector Return Line Kit Fit Duramax 2004-2010 6.6L Diesel Truck Engines
www.madhornets.com
$48.88
2004.5-2010 LLY Duramax Diesel Pickup Truck Engines 6.6L Fuel Injector Return Line Kit 97328733 98062291
jcarpart.com
$48.88
2004.5-2010 LLY Duramax Diesel Pickup Truck Engines 6.6L Fuel Injector Return Line Kit 97328733 98062291
jcarpart.com
$246.95
$259.95
Tracktech Fuel Injector Line Set Of 8 For 2004.5-2005 Chevrolet Duramax 6.6L LLY TTD0405FS563
ProSource Diesel
2
$246.95
$259.95
Tracktech Fuel Injector Line Set Of 8 For 2004.5-2005 Chevrolet Duramax 6.6L LLY TTD0405FS563
ProSource Diesel
$38.95
Swag Performance Gm Lly / Lbz / Lmm Duramax Fuel Injector Return Line Kit
SWAGPERFORMANCEPARTS
Free shipping
$38.95
Swag Performance Gm Lly / Lbz / Lmm Duramax Fuel Injector Return Line Kit
SWAGPERFORMANCEPARTS
$132.95
$139.95
Tracktech Fuel Injector Return Line Kit Left And Right For 2001-2004 Chevrolet Duramax 6.6L LB7 TTD0104FS568 KIT
ProSource Diesel
$132.95
$139.95
Tracktech Fuel Injector Return Line Kit Left And Right For 2001-2004 Chevrolet Duramax 6.6L LB7 TTD0104FS568 KIT
ProSource Diesel
$94.95
$99.95
Tracktech Low Pressure Fuel Line Rubber Fuel Hose Kit 2004.5-2005 6.6L Duramax LLY TT-Fuellines-LLY
ProSource Diesel
$94.95
$99.95
Tracktech Low Pressure Fuel Line Rubber Fuel Hose Kit 2004.5-2005 6.6L Duramax LLY TT-Fuellines-LLY
ProSource Diesel
$197.88
2004.5-2010 Gm 6.6L Duramax -Gm 98062291 Driver Side Fuel Injector Return Line
SWAGPERFORMANCEPARTS
Free shipping
$197.88
2004.5-2010 Gm 6.6L Duramax -Gm 98062291 Driver Side Fuel Injector Return Line
SWAGPERFORMANCEPARTS
$107.95
Dorman Driver Side Fuel Injector Return Line For 04.5-10 Gm 6.6L Duramax 904-123
SWAGPERFORMANCEPARTS
$107.95
Dorman Driver Side Fuel Injector Return Line For 04.5-10 Gm 6.6L Duramax 904-123
SWAGPERFORMANCEPARTS
$18.95
Dtech Injector Return Line Kit - 04.5-10 GM Duramax - DT660023
Thoroughbred Diesel
$18.95
Dtech Injector Return Line Kit - 04.5-10 GM Duramax - DT660023
Thoroughbred Diesel
$24.00
Chevrolet GMC Duramax LLY, LBZ, LMM, 6.6L Fuel Return Lines 2004.5-2010: OEM 97328733 - Tamerx SK637
TamerX
$24.00
Chevrolet GMC Duramax LLY, LBZ, LMM, 6.6L Fuel Return Lines 2004.5-2010: OEM 97328733 - Tamerx SK637
TamerX