2003 GMC Sierra 2500 HD Fuel Injector Gaskets

Your 2003 GMC Sierra 2500 HD might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Fuel Injector Gaskets you desperately need.

We currently carry 4 Fuel Injector Gaskets to choose from for your 2003 GMC Sierra 2500 HD, and our inventory prices range from as little as $9.74 up to $27.23.

On top of low prices, Advance Auto Parts offers 3 different trusted brands of Fuel Injector Gaskets for the 2003 GMC Sierra 2500 HD. We only sell parts from trusted brands like Carquest Premium so that you can find quality parts you can count on.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Fuel Injector Gaskets stock in-person!

Fuel Injector Gaskets for Your 2003 GMC Sierra 2500 HD

Dorman – Fuel Inj. Return Lin (Part No.C1017829278DOR)

Fuel Inj. Return Lin

from

$27.23
Fuel Inj. Return Lin

Carquest Premium – Fuel Filter Base & Hand Primer Seal Kit (Part No.AC20702)

Fuel Filter Base & Hand Primer Seal Kit

from

$26.99
Product Features:
  • Premium OE quality materials
See More

Carquest Premium – Fuel Return Line Gasket Kit (Part No.AC20302)

Fuel Return Line Gasket Kit

from

$20.89
Complete kit includes banjo bolt seals to reseal injector fuel return rail manifold on Duramax LB7 engines. One required per side.

Product Features:
  • Original equipment fit, form and function
  • Includes 4 fuel return rail banjo bolt seals
  • Includes 1 return fitting banjo bolt seal
See More

Mahle – FI Throttle Body Mou (Part No.C7001295154MAH)

FI Throttle Body Mou

from

$9.74
FI Throttle Body Mou

FAQs for 2003 GMC Sierra 2500 HD Fuel Injector Gaskets

What are the most popular Fuel Injector Gaskets for the 2003 GMC Sierra 2500 HD?

With 3 brands you can trust, our most popular Fuel Injector Gaskets for the 2003 GMC Sierra 2500 HD parts are:
Fuel Filter Base & Hand Primer Seal Kit
from $26.99
This product is not rated
Fuel Filter Base & Hand Primer Seal Kit
Fuel Injector Gaskets
Fuel Return Line Gasket Kit
from $20.89
This product is not rated
Fuel Return Line Gasket Kit
Fuel Injector Gaskets
Fuel Inj. Return Lin
from $27.23
This product is not rated
Fuel Inj. Return Lin
Fuel Injector Gaskets