12720157 AC Delco 17-26 6.6L L5P Duramax Fuel Injector Line – Options: Cylinder 2, 4, 5, and 7
Pensacola Diesel $36.95
Lincoln Diesel Specialties $5.85
Diesel Pro $438.63 $268.13
Diesel Pro $438.63 $268.13
Diesel Pro $438.63 $268.13
Diesel Pro $438.63 $268.13
Diesel Pro $438.63 $268.13
Diesel Pro $438.63 $268.13
Diesel Pro $438.63 $268.13
Diesel Pro $440.08 $269.58
Diesel Pro $440.08 $269.58
Diesel Pro $440.08 $269.58
Diesel Pro $440.08 $269.58
Diesel Pro $440.08 $269.58
Diesel Pro $440.08 $269.58
Diesel Pro $440.08 $269.58
Diesel Pro $440.08 $269.58
Diesel Pro $440.08 $269.58
Diesel Care & Performance $475.00 $350.00
Diesel Care & Performance $3,999.99 $2,999.99
Turbochargers Direct $475.99 $325.99
Turbochargers Direct $475.99 $325.99
Turbochargers Direct $475.99 $325.99
Turbochargers Direct $475.99 $325.99
Turbochargers Direct $475.99 $325.99
Turbochargers Direct $475.99 $325.99
Turbochargers Direct $475.99 $325.99
Turbochargers Direct $475.99 $325.99
Turbochargers Direct $475.99 $325.99
DTIS Diesel $500.00 $350.00
DTIS Diesel $3,900.00 $2,700.00
DTIS Diesel $3,900.00 $2,700.00
Diesel Care & Performance $500.99 $375.99
Express Diesel USA $4,358.00 $2,858.00
Express Diesel USA $4,358.00 $2,858.00
Express Diesel USA $4,358.00 $2,858.00
Diesel Parts Center $29.49
Diesel Parts Center $29.49
Diesel Parts Center $29.49
Diesel Parts Center $29.49 +57 more photos ×
17-26 6.6L L5P Duramax Fuel Injector Line – Options: Cylinder 1, 3, 6, and 8
Brand
AC Delco
Genuine
$36.95
36.95 USD at supplier
Buy
Offer details
Based in Origin Genuine
Part # 12720157
Vendor SKU 12685924
Checked 22 Oct 2026
1 more from this seller · from $36.95 · AC Delco
17-26 6.6L L5P Duramax Fuel Injector Line – Options: Cylinder 2, 4, 5, and 7
Brand
AC Delco
Genuine
$36.95
36.95 USD at supplier
Buy
Offer details
Based in Origin Genuine
Part # 12720157
Vendor SKU 12685923
Checked 22 Oct 2026
2017-2020 GM 6.6L Duramax L5P, L5D Cyl 1/3/6/8 Injector Installation Kit…
Brand
Alliant Power
New Kit
In stock
$55.00
55.00 USD at supplier
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Offer details
Based in Condition New
Part # 12720157
Vendor SKU AP0132
Checked 22 Oct 2026
+3
Nippon Denso Common Rail Injector Bank Kit, Gm L5P Ap54802
Kit takes your old part
In stock
$1,888.00 $1,298.00
1,298.00 USD + 590.00 USD core charge at supplier
Buy
Offer details
Based in Part # 12720157
Vendor SKU APP40683
Checked 22 Oct 2026
Remanufactured Injector Bank Kit for 2017-2023 L5P Chevy Duramax
Refurbished Kit takes your old part 5.443 kg
In stock
$2,805.00 $2,200.00
2,200.00 USD + 605.00 USD core charge at supplier
Buy
Offer details
Based in Weight 5.443 kg
Condition Refurbished
Part # 12720157
Vendor SKU (CPU)AP54802
Checked 22 Oct 2026
+10
Fuel Contamination Kit – Fits 2019-23 Chevy Gmc Duramax 6.6L L5D
Brand
Bosch
Kit
In stock
$5,450.00
5,450.00 USD at supplier
Buy
Offer details
Based in Part # 12720157
Vendor SKU APP40772 ED2019L5D23CKA
Checked 22 Oct 2026
+17
Complete Fuel System Repair Kit With Injection Pump and Injectors…
Brand
Alliant Power
Refurbished Kit takes your old part 21.773 kg
In stock
$7,015.95 $5,515.95
5,515.95 USD + 1,500.00 USD core charge at supplier
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Offer details
Based in Weight 21.773 kg
Condition Refurbished
Part # 12720157
Vendor SKU CTK-100019-APR
Checked 22 Oct 2026
Remanufactured Common Rail Injector Bank Kit, GM L5P
Brand
Alliant Power
Refurbished Kit takes your old part 2.268 kg
$2,119.23 $1,514.23
1,514.23 USD + 605.00 USD core charge at supplier
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Offer details
Based in Weight 2.268 kg
Condition Refurbished
Part # 12720157
Vendor SKU REMCOMRAI-0601
Checked 22 Oct 2026
+5
2020-2023 GM 6.6L Duramax L5P Fuel Contamination Kit AP54822 Alliant Power
Brand
Alliant Power
Kit takes your old part
$7,097.40 $5,502.40
5,502.40 USD + 1,595.00 USD core charge at supplier
Buy
Offer details
Based in Part # 12720157
Vendor SKU AP54822
Checked 22 Oct 2026
2020-2023 Chevrolet GM 6.6L L5P Duramax Fuel Contamination Kit…
Brand
Alliant Power
Refurbished Kit
Offer details
Based in Condition Refurbished
Part # 12720157
Vendor SKU AP54822
Checked 22 Oct 2026
Same part under other numbers
18 offersfrom $5.85 10 suppliers
These sellers list it under another number. Other suppliers say that number and 12720157 are the same part.
GM OEM L5P Fuel Injector Copper Washer (2017-2026)
Brand
GM
0.045 kg
In stock
$5.85
5.85 USD at supplier
Buy
Offer details
Based in Weight 0.045 kg
Checked 16 Oct 2026
+6
12698552 | GM 17-23 Duramax 6.6L L5P Fuel Injector (12696966)
Brand
Alliant Power
Refurbished takes your old part
2 pc in stock
$438.63 $268.13
268.13 USD + 170.50 USD core charge at supplier
Buy
Offer details
Based in Condition Refurbished
Quantity 2 pc
Vendor SKU AP54800
Checked 22 Oct 2026
2 more from this seller · from $440.08 · Alliant Power
+4
12698552 | GM 6.6L L5P Reman Injector w/ Line & Bolt (Cyl 2,4,5,7)
Brand
Alliant Power
Refurbished takes your old part
$440.08 $269.58
269.58 USD + 170.50 USD core charge at supplier
Buy
Offer details
Based in Condition Refurbished
Vendor SKU AP54905
Checked 22 Oct 2026
+4
12698552 | GM 6.6L L5P Reman Injector w/ Line & Bolt (Cyl 1,3,6,8)
Brand
Alliant Power
Refurbished takes your old part
$440.08 $269.58
269.58 USD + 170.50 USD core charge at supplier
Buy
Offer details
Based in Condition Refurbished
Vendor SKU AP54904
Checked 22 Oct 2026
L5P Common Rail Injector for 2017+ L5P Chevy Duramax
takes your old part 0.907 kg
In stock
$475.00 $350.00
350.00 USD + 125.00 USD core charge at supplier
Buy
Offer details
Based in Weight 0.907 kg
Vendor SKU Dwd(cpu) 12674615
Checked 22 Oct 2026
1 more from this seller · from $3,999.99
+1
Full Set of Remanufactured Fuel Injectors for 2017-2023 L5P Chevy Duramax 12674615
takes your old part 6.804 kg
In stock
$3,999.99 $2,999.99
2,999.99 USD + 1,000.00 USD core charge at supplier
Buy
Offer details
Based in Weight 6.804 kg
Vendor SKU (cpu)DFW AP54800x8
Checked 22 Oct 2026
+8
Turbochargers Direct Remanufactured Fuel Injector For 2017-2024 Chevy…
Refurbished takes your old part 0.454 kg
In stock
$475.99 $325.99
325.99 USD + 150.00 USD core charge at supplier
Buy
Offer details
Based in Weight 0.454 kg
Condition Refurbished
Vendor SKU INJ-100348-TDR
Checked 21 Oct 2026
AP54800 L5P (2017-2023) – $350.00+$150.00 Core Charge Free Shipping in all orders
Refurbished takes your old part 0.907 kg
24 pc in stock
$500.00 $350.00
350.00 USD + 150.00 USD core charge at supplier
Buy
Offer details
Based in Weight 0.907 kg
Condition Refurbished
Quantity 24 pc
Vendor SKU AP54800 L5P
Checked 22 Oct 2026
1 more from this seller · from $3,900.00
+1
AP54800 L5P… Injectors Set – $2,800.00 + $1,200.00 Core Free Shipping in all orders
Refurbished takes your old part 7.258 kg
3 pc in stock
$3,900.00 $2,700.00
2,700.00 USD + 1,200.00 USD core charge at supplier
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Offer details
Based in Weight 7.258 kg
Condition Refurbished
Quantity 3 pc
Vendor SKU AP54800 L5P SET
Checked 22 Oct 2026
DCP Workhorse L5P Common Rail Injector for 2017-2023 L5P Chevy Duramax 12674615
Refurbished takes your old part 0.907 kg
In stock
$500.99 $375.99
375.99 USD + 125.00 USD core charge at supplier
Buy
Offer details
Based in Weight 0.907 kg
Condition Refurbished
Vendor SKU AP54800
Checked 22 Oct 2026
+2
12696966 Denso Fuel Injector Set of 8 – Fits 2017-19 Chevy Gmc L5P 6.6L
Brand
DENSO
takes your old part 4.536 kg
In stock
$4,358.00 $2,858.00
2,858.00 USD + 1,500.00 USD core charge at supplier
Buy
Offer details
Based in Weight 4.536 kg
Vendor SKU ND12696966
Checked 22 Oct 2026
+3
Dayton Parts 904-042 High Pressure Injector Line
Brand
Dayton
0.091 kg
$29.49
29.49 USD at supplier
Buy
Offer details
Based in Weight 0.091 kg
Vendor SKU DAY904-042
Checked 18 Oct 2026
1 more from this seller · from $30.19 · Dayton
+3
Dayton Parts 904-043 High Pressure Injector Line
Brand
Dayton
0.091 kg
$30.19
30.19 USD at supplier
Buy
Offer details
Based in Weight 0.091 kg
Vendor SKU DAY904-043
Checked 18 Oct 2026
+1
17-23 L5P 6.6L Duramax Fuel Injector – Options: Pensacola Diesel Reman
Brand
Denso
Genuine takes your old part
$315.00 $165.00
165.00 USD + 150.00 USD core charge at supplier
Buy
Offer details
Based in Origin Genuine
Vendor SKU PFI-12698552
Checked 22 Oct 2026
1 more from this seller · from $479.00 · Denso
+1
17-23 L5P 6.6L Duramax Fuel Injector – Options: Genuine OEM
Brand
Denso
Genuine takes your old part
$479.00 $329.00
329.00 USD + 150.00 USD core charge at supplier
Buy
Offer details
Based in Origin Genuine
Vendor SKU 12698552
Checked 22 Oct 2026
REBUILT INJECTOR 6.6 L5P 17-22
Brand
Alliant Power
Refurbished takes your old part
$453.66 $298.66
298.66 USD + 155.00 USD core charge at supplier
Buy
Offer details
Based in Condition Refurbished
Vendor SKU AP54800
Checked 18 Oct 2026
Remanufactured Common Rail Injector, GM L5P
Brand
Alliant Power
Refurbished takes your old part 0.454 kg
$468.60 $313.60
313.60 USD + 155.00 USD core charge at supplier
Buy
Offer details
Based in Weight 0.454 kg
Condition Refurbished
Vendor SKU REMCOMRAI-8589
Checked 22 Oct 2026
+5
Nippon Denso Factory Reman Common Rail Injector, Gm L5P 12696966
Refurbished takes your old part
Out of stock
$549.00 $359.00
359.00 USD + 190.00 USD core charge at supplier
Buy
Offer details
Based in Condition Refurbished
Vendor SKU APP40642
Checked 22 Oct 2026
Fits these machines Models listed by the suppliers of this part. 1 in total.
Make not stated
2017 - 2025 6.6L Duramax L5P
Also listed for kits and other numbers of this part
GM
6.6L L5P Duramax 2017-2026
Make not stated
2017-2022 Chevy Silverado 2500 2017-2022 Chevy Silverado 3500 2017-2022 GMC Sierra 2500 2017-2022 GMC Sierra 3500 EGR Gasket High Pressure Injector Lines for Cylinders Reman Fuel injectors with seals Return Line Washer Seals This Kit Includes
Other numbers for this part
About this part
Suppliers 1
Offers 2 on this page
In stock 0 of 2
With a price 2 of 2, excluding out of stock
Price $36.95
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United States
