×
Live Chat
1-888-737-9766
Buick Parts
Cadillac Parts
Chevrolet Parts
GMC Parts
Hummer Parts
Oldsmobile Parts
Pontiac Parts
Saturn Parts
GM Accessories
Login/Register
My Account
Track Order
Help Center
Contact Us
Contact Us
Live Chat
or
1-888-737-9766
Buick Parts
Cadillac Parts
Chevrolet Parts
GMC Parts
GM Parts
Hummer Parts
Oldsmobile Parts
Pontiac Parts
Saturn Parts
GM Accessories
My Garage
My Account
Cart
Search Bar
Search by Part Number, Part Name, or Vehicle
Track Order
Help Center
Home
>
GMC
>
Sierra
>
Fuel Injector O-Ring
>
2018
Genuine 2018 GMC Sierra Fuel Injector O-Ring
Gas Injector Seal
Select Vehicle by Model
Select Vehicle by VIN
Select Vehicle by Model
Make
Model
Year
Go
or
Select Vehicle by VIN
Go
For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).
6 Fuel Injector O-Rings found
View related parts
2018 GMC Sierra Seal, Fuel Injection Pump Bracket (O Ring)
Part Number:
12638504
$16.76
MSRP:
$31.62
You Save: $14.86 (47%)
Ships in 1-2 Business Days
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
SEAL, Fuel Injector Pump; Bracket Seal
Replaces:
98004323
Item Weight:
0.30 Pounds
Item Dimensions:
4.3 x 4.4 x 0.2 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
12638504
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2018 GMC Sierra Submodels:
1 TON CREW CAB, 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 2500 REGULAR CAB STANDARD BOX, 3500 CHASSIS EXTENDED CAB 161.5, 3500 CHASSIS REGULAR CAB 137.0, 3500 CHASSIS REGULAR CAB 161.5, 3500 CREW CAB, 3500 CREW CAB LONG BOX, 3500 CREW CAB ONLY, 3500 CREW CAB STANDARD BOX, 3500 DOUBLE CAB LONG BOX, 3500 EXTENDED CAB, 3500 REGULAR CAB, CLASSIC 2500 CREW CAB LONG BOX, CLASSIC 2500 CREW CAB STANDARD BOX, CLASSIC 2500 EXTENDED CAB LONG BOX, CLASSIC 2500 EXTENDED CAB STANDARD BOX, CLASSIC 2500 REGULAR CAB, CLASSIC 3500 CHASSIS EXTENDED CAB 161.5, CLASSIC 3500 CHASSIS REGULAR CAB 137.0, CLASSIC 3500 CHASSIS REGULAR CAB 161.5, CLASSIC 3500 CREW CAB, CLASSIC 3500 EXTENDED CAB, CLASSIC 3500 REGULAR CAB, CREW CAB 1 TON, CREW CAB 1 TON 119.0, CREW CAB 1 TON 137.0, CREW CAB 1 TON CHASSIS 137.0, CREW CAB 2500 LONG BOX, CREW CAB 6'6" BOX 1 TON, CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 1 TON, CREW CAB 8' BOX 3/4 TON, DOUBLE CAB 2500 LONG BOX, DOUBLE CAB 2500 STANDARD BOX, EXTENDED CAB 1 TON, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 1 TON, EXTENDED CAB 8' BOX 3/4 TON, EXTENDED CAB CHASSIS 1 TON 161.5, EXTENDED CREW CAB 1 TON 161.5, EXTENDED CREW CAB 1 TON CHASSIS 161.5, REGULAR CAB 1 TON, REGULAR CAB 1 TON CHASSIS 137.0, REGULAR CAB 1 TON CHASSIS 161.5, REGULAR CAB 3/4 TON, REGULAR CAB 8' BOX 1 TON, REGULAR CAB 8' BOX 3/4 TON, REGULAR CAB CHASSIS 1 TON 137.0, REGULAR CAB CHASSIS 1 TON 161.5
| 8 Cyl 6.6L Diesel
View related parts
2018 GMC Sierra Seal Kit,Multiport Fuel Injector
Part Number:
19169305
$31.69
MSRP:
$59.79
You Save: $28.10 (47%)
Ships in 1-2 Business Days
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
SEAL KIT, Fuel Injector; Injector Seal Kit
Replaces:
89018037
Item Weight:
0.30 Pounds
Item Dimensions:
7.7 x 1.4 x 6.2 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
19169305
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2018 GMC Sierra Submodels:
1 TON CREW CAB, 2500 CREW CAB STANDARD BOX, 2500 REGULAR CAB, 2500 REGULAR CAB STANDARD BOX, 3500 CREW CAB LONG BOX, 3500 CREW CAB ONLY, 3500 CREW CAB STANDARD BOX, 3500 DOUBLE CAB LONG BOX, 3500 REGULAR CAB, CREW CAB 1 TON, CREW CAB 1 TON 119.0, CREW CAB 1 TON 137.0, CREW CAB 1/2 TON, CREW CAB 2500 LONG BOX, CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 3/4 TON, DOUBLE CAB 2500 LONG BOX, DOUBLE CAB 2500 STANDARD BOX, EXTENDED CAB 1 TON, EXTENDED CAB 5'8" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 1/2 TON, EXTENDED CAB 8' BOX 3/4 TON, EXTENDED CAB CHASSIS 1 TON 161.5, EXTENDED CREW CAB 1 TON 161.5, REGULAR CAB 1 TON, REGULAR CAB 3/4 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON, REGULAR CAB CHASSIS 1 TON 137.0, REGULAR CAB CHASSIS 1 TON 161.5
| 8 Cyl 4.8L Flex, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L, 8 Cyl 6.0L Flex
View related parts
2018 GMC Sierra Seal, Fuel Pressure Sensor (O Ring)
Part Number:
15778699
$4.57
MSRP:
$8.23
You Save: $3.66 (45%)
Ships in 1-2 Business Days
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
SEAL, Fuel Tank Meter/Pump
Item Weight:
0.30 Pounds
Item Dimensions:
0.9 x 0.9 x 0.2 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
15778699
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2018 GMC Sierra Submodels:
1500 CREW CAB, 1500 CREW CAB STANDARD BOX, 1500 DOUBLE CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, 2500 CREW CAB STANDARD BOX, 2500 REGULAR CAB, 2500 REGULAR CAB STANDARD BOX, 3500 CREW CAB LONG BOX, 3500 CREW CAB ONLY, 3500 CREW CAB STANDARD BOX, 3500 DOUBLE CAB LONG BOX, 3500 REGULAR CAB, CREW CAB 1 TON CHASSIS 137.0, CREW CAB 1/2 TON, CREW CAB 2500 LONG BOX, CREW CAB 6'6" BOX 1 TON, CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 1 TON, CREW CAB 8' BOX 3/4 TON, DOUBLE CAB 2500 LONG BOX, DOUBLE CAB 2500 STANDARD BOX, EXTENDED CAB 5'8" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 1 TON, EXTENDED CAB 8' BOX 1/2 TON, EXTENDED CAB 8' BOX 3/4 TON, EXTENDED CREW CAB 1 TON CHASSIS 161.5, REGULAR CAB 1 TON CHASSIS 137.0, REGULAR CAB 1 TON CHASSIS 161.5, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1 TON, REGULAR CAB 8' BOX 1/2 TON, REGULAR CAB 8' BOX 3/4 TON
| 6 Cyl 4.3L, 8 Cyl 4.8L, 8 Cyl 4.8L Flex, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L, 8 Cyl 6.0L Flex, 8 Cyl 6.2L, 8 Cyl 6.2L Flex, 8 Cyl 6.6L Diesel
View related parts
2018 GMC Sierra Seal Kit, Fuel Injector (O Ring)
Part Number:
12672367
$9.64
MSRP:
$20.02
You Save: $10.38 (52%)
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
SEAL KIT, Multi Port Fuel Injection Fuel Rail; Injector Seal Kit, O-Ring
Replaced by:
19432442
Item Weight:
0.50 Pounds
Item Dimensions:
6.2 x 6.1 x 1.0 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
12672367
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2018 GMC Sierra Submodels:
1500 CREW CAB, 1500 CREW CAB STANDARD BOX, 1500 DOUBLE CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, CREW CAB 1 TON CHASSIS 137.0, CREW CAB 1/2 TON, CREW CAB 5'8" 1/2 TON, CREW CAB 5'8" BOX 1/2 TON, CREW CAB 6'6" BOX 1 TON, CREW CAB 6'6" BOX 1/2 TON, CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 1 TON, CREW CAB 8' BOX 3/4 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 1 TON, EXTENDED CAB 8' BOX 1/2 TON, EXTENDED CAB 8' BOX 3/4 TON, EXTENDED CREW CAB 1 TON CHASSIS 161.5, REGULAR CAB 1 TON CHASSIS 137.0, REGULAR CAB 1 TON CHASSIS 161.5, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1 TON, REGULAR CAB 8' BOX 1/2 TON, REGULAR CAB 8' BOX 3/4 TON
| 6 Cyl 4.3L, 8 Cyl 5.3L, 8 Cyl 6.2L, 8 Cyl 6.6L, 8 Cyl5.3L
View related parts
2018 GMC Sierra Seal, F/Injr (O Ring)
Part Number:
12686813
$5.08
MSRP:
$9.13
You Save: $4.05 (45%)
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
Injector O-Ring, Injector Seal Kit
Item Weight:
0.30 Pounds
Item Dimensions:
1.3 x 1.4 x 0.2 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
12686813
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2018 GMC Sierra Submodels:
2500 CREW CAB STANDARD BOX, 2500 REGULAR CAB, 2500 REGULAR CAB STANDARD BOX, 3500 CREW CAB LONG BOX, 3500 CREW CAB ONLY, 3500 CREW CAB STANDARD BOX, 3500 DOUBLE CAB LONG BOX, 3500 REGULAR CAB, CREW CAB 1 TON CHASSIS 137.0, CREW CAB 2500 LONG BOX, CREW CAB 5'8" 1/2 TON, CREW CAB 5'8" BOX 1/2 TON, CREW CAB 6'6" BOX 1 TON, CREW CAB 6'6" BOX 1/2 TON, CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 1 TON, CREW CAB 8' BOX 3/4 TON, DOUBLE CAB 2500 LONG BOX, DOUBLE CAB 2500 STANDARD BOX, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 1 TON, EXTENDED CAB 8' BOX 3/4 TON, EXTENDED CREW CAB 1 TON CHASSIS 161.5, REGULAR CAB 1 TON CHASSIS 137.0, REGULAR CAB 1 TON CHASSIS 161.5, REGULAR CAB 8' BOX 1 TON, REGULAR CAB 8' BOX 3/4 TON
| 6 Cyl 3.0L Diesel, 8 Cyl 6.6L Diesel
View related parts
2018 GMC Sierra Seal, Combustion Fuel Injector
Part Number:
12664576
$5.50
MSRP:
$8.65
You Save: $3.15 (37%)
Ships in 1-2 Business Days
ADD TO CART
Make sure this part fits,
Select Vehicle
Product Specifications
Other Name:
Seal, Combustion F/Injr
Item Weight:
0.30 Pounds
Item Dimensions:
1.0 x 1.0 x 0.2 inches
Condition:
New
Fitment Type:
Direct Replacement
SKU:
12664576
Warranty:
This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2018 GMC Sierra Submodels:
2500 CREW CAB STANDARD BOX, 2500 REGULAR CAB, 2500 REGULAR CAB STANDARD BOX, 3500 CREW CAB LONG BOX, 3500 CREW CAB ONLY, 3500 CREW CAB STANDARD BOX, 3500 DOUBLE CAB LONG BOX, 3500 REGULAR CAB, CREW CAB 1 TON CHASSIS 137.0, CREW CAB 2500 LONG BOX, CREW CAB 6'6" BOX 1 TON, CREW CAB 6'6" BOX 3/4 TON, CREW CAB 8' BOX 1 TON, CREW CAB 8' BOX 3/4 TON, DOUBLE CAB 2500 LONG BOX, DOUBLE CAB 2500 STANDARD BOX, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 1 TON, EXTENDED CAB 8' BOX 3/4 TON, EXTENDED CREW CAB 1 TON CHASSIS 161.5, REGULAR CAB 1 TON CHASSIS 137.0, REGULAR CAB 1 TON CHASSIS 161.5, REGULAR CAB 8' BOX 1 TON, REGULAR CAB 8' BOX 3/4 TON
| 8 Cyl 6.6L Diesel
Related 2018 GMC Sierra Parts
2018 GMC Sierra Engine Mount
2018 GMC Sierra Fuel Injector
Alternate Year Models
+
2017 GMC Sierra Fuel Injector O-Ring
2019 GMC Sierra Fuel Injector O-Ring