Fuel Injectors
2003 Chevrolet Silverado 1500
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Direct Fuel Injector
GM
19420317
Atomizes fuel into the engine's intake manifold or cylinders, as part of the fuel and engine management system
Allows for a quick...
$74.21
MSRP $139.99
Save $65.78
47% Off 
Part# 19420316 Direct Fuel Injector
GM
19420316
Genuine GM Parts for Direct Fuel Injector
Discover the unmatched quality of GM Parts, featuring the Direct Fuel Injector. Our...
$73.98
MSRP $139.52
Save $65.54
47% Off 
Part# 19420334 Nominal-Flow Multiport Fuel Injector
GM
19420334
Genuine GM Parts for Nominal-Flow Multiport Fuel Injector
Discover the unmatched quality of GM Parts, featuring the Nominal-Flow...
$81.04
MSRP $152.86
Save $71.82
47% Off 
Part# 12698552 High Pressure Diesel Fuel Injector
GM
12698552
Premium GM High Pressure Diesel Fuel Injector (Part # 12698552)
Invest in the best for your vehicle with GM Parts High Pressure...
$259.59
MSRP $417.80
Save $158.21
37.9% Off 
Part# 12725729 Harness
GM
12725729
Premium GM Harness (Part # 12725729)
Invest in the best for your vehicle with GM Parts Harness (Part # 12725729).
Crafted...
$92.66
MSRP $153.28
Save $60.62
39.5% Off 
Injector Seal Kit
GM
12737839
Traverse. 2.5l. Labled 12737839. Acadia. 2.5l. Labeled 12737839.
$34.37
MSRP $59.25
Save $24.88
42% Off 
Part# 19209297 Multi-Port Fuel Injector O-Ring Kit with 16 O-Rings
GM
19209297
Genuine GM Parts for Multi-Port Fuel Injector O-Ring Kit with 16 O-Rings
Introducing our top-of-the-line GM Parts, beginning with...
$42.23
MSRP $79.64
Save $37.41
47% Off Fits Your Vehicle
Fuel Injector O-Ring Kit with Assorted O-Rings
GM
55579266
Helps provide a seal to prevent fuel leaks
Helps seal combustion chamber from the elements
This GM Genuine Part is designed, engineered,...
$5.70
MSRP $8.82
Save $3.12
35.4% Off Part# 40009195 Injector
GM
40009195
Silverado, sierra. 3.0l diesel. Rpo lz0. Def urea injector. Yukon. 3.0l diesel.
$161.45
MSRP $296.24
Save $134.79
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