Hummer H3 Engine Gaskets and Seals

Your One-Stop Shop For Trusted Hummer H3 Engine Gaskets and Seals

If you’re in search of Hummer H3 Engine Gaskets and Seals aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 39 Engine Gaskets and Seals from top brands with prices ranging from $2.99 to $298.99.

Beyond great prices, we stock trusted brands manufacturing all types of Engine Gaskets and Seals for your Hummer H3. Of the 8 OEM and aftermarket parts brands we carry, some of the most popular are Felpro, Dorman, and GM Genuine.

And don’t forget to read customer reviews across all Engine Gaskets and Seals categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Engine Gaskets and Seals have to cost top dollar, and we prove it. Browse our top Hummer H3 Engine Gaskets and Seals below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Hummer H3 Engine Gaskets and Seals

Felpro – Engine Timing Cover Gasket Set (Part No.TCS 45052)

Engine Timing Cover Gasket Set

from

$37.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Timing cover set includes gaskets and seals necessary for timing chain/belt replacement job
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 71043-2)

Engine Valve Stem Oil Seal Set

from

$99.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • RIGHT TYPE — Valve stem seals designs are application-specific for the repair occasion using either deflector (umbrella) seals, O-ring style or positive seals
  • QUALITY MATERIALS — Each valve stem seal features materials based on the specific application for your vehicle repair
  • ENGINEERING EXPERTISE — Parts are reviewed, validated and approved by Fel-Pro engineers through rigorous research, development and testing
  • INSTALLATION AID — Installation tool included to protect inner lip of seal from damage during seal installation
  • COVERAGE — Available for domestic and foreign nameplate vehicles
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Felpro – Engine Crankshaft Seal Kit (Part No.BS 40640)

Engine Crankshaft Seal Kit

from

$41.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – Engine Coolant Crossover Pipe Mounting Set (Part No.ES 73027)

Engine Coolant Crossover Pipe Mounting Set

from

$19.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design for Unsurpassed quality you can trust
  • Validated for fit, form, and function
  • Quality that you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Felpro – O-RING (Part No.73193)

O-RING

from

$4.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Mahle – Valley Pan Gasket (Part No.A8044580040MAH)

Valley Pan Gasket

from

$71.99
Valley Pan Gasket

ACDelco – GM Original Equipment Valley Pan Gasket (Part No.A8044744037ACD)

GM Original Equipment Valley Pan Gasket

from

$10.24
The ACDelco GM Original Equipment Valley Pan Gasket is a GM-recommended replacement component that provides the same performance, durability, and service life as your factory original equipment.

Product Features:
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Felpro – Engine Valve Cover Gasket Set (Part No.VS 50504 R)

Engine Valve Cover Gasket Set

from

$25.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM — Proprietary cork-rubber formulation
  • SUPERIOR SEAL — Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
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ACDelco – GM Original Equipment Valve Cover Gasket (Part No.A8030432024ACD)

GM Original Equipment Valve Cover Gasket

from

$33.19
The ACDelco GM Original Equipment Valve Cover Gasket is a GM-recommended replacement component that provides the same performance, durability, and service life as your factory original equipment.

Product Features:
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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GM Genuine Parts – Oil Pan Cover Gasket: Nitrile Coated SS (Part No.12611384)

Oil Pan Cover Gasket: Nitrile Coated SS

from

$8.49
GM Genuine Parts Engine Oil Pan Cover Gasket are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Felpro – Upper Oil Pan Gasket Set: PermaDry Molded Rubber, 1 Piece Set (Part No.OS 30693 R)

Upper Oil Pan Gasket Set: PermaDry Molded Rubber, 1 Piece Set

from

$66.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SUPERIOR SEAL — Manufactured with rubber compounds to ensure a consistent and long-life seal across the entire oil pan
  • PREVENTS OVERTIGHTENING — Torque limiters help eliminate overtightening and gasket splitting and extruding (where applicable)
  • OE-STYLE REPLACEMENT GASKET — Engineered for OE-style molded rubber gasket replacement
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • ENGINEERING EXPERTISE — Parts are designed, tested, validated and approved by Fel-Pro engineers through rigorous research and development
  • ENGINEERING EXPERTISE — Parts are designed, tested, validated and approved by Fel-Pro engineers through rigorous research and development
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ACDelco – GM Original Equipment Engine Oil Pan Gasket (Part No.A6130409907ACD)

GM Original Equipment Engine Oil Pan Gasket

from

$79.06
ACDelco GM Original Equipment Engine Oil Pan Gasket is a GM-recommended replacement component that provides the same performance, durability, and service life as your factory original equipment.

Product Features:
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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ACDelco – Oil Filler Cap Gaske (Part No.A6150209855ACD)

Oil Filler Cap Gaske

from

$5.22
Oil Filler Cap Gaske

Felpro – Engine Lifter Valley Cover Gasket Set (Part No.MS 96169)

Engine Lifter Valley Cover Gasket Set

from

$46.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
  • Includes all parts needed to complete the repair
  • Includes all parts needed to complete the repair
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Felpro – Engine Lifter Valley Cover Gasket Set (Part No.MS 92465)

Engine Lifter Valley Cover Gasket Set

from

$41.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
  • Includes all parts needed to complete the repair
  • Includes all parts needed to complete the repair
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Felpro – Engine Conversion Gasket Set (Part No.CS 9284)

Engine Conversion Gasket Set

from

$216.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Conversion Sets (CS) provide every gasket for lower engine work – add a Head Set (HS) for complete engine overhaul work
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
  • Includes all the parts necessary to complete the repair unless otherwise noted
  • Includes all the parts necessary to complete the repair unless otherwise noted
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Felpro – Engine Conversion Gasket Set (Part No.CS 26335)

Engine Conversion Gasket Set

from

$80.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Conversion Sets (CS) provide every gasket for lower engine work – add a Head Set (HS) for complete engine overhaul work
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
  • Includes all the parts necessary to complete the repair unless otherwise noted
  • Includes all the parts necessary to complete the repair unless otherwise noted
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Mahle – Cylinder Head Gasket Set (Part No.A80101099001MAH)

Cylinder Head Gasket Set

from

$230.13
WARNING: This item cannot be returned for a replacement or refund if opened! Mahle is the largest gasket manufacturer in the world, providing you original equipment design and quality and world class aftermarket service. Mahle does not just cut gaskets – it designs total system sealing approaches that utilize application engineering. This means that regardless of what application you are trying to seal, you can count on Mahle doing the research and testing to provide the optimum material and technology for that specific application – this systems sealing approach requires a variety of materials. No other gasket manufacturer offers the Application Engineered approach to sealing an engine. A variety of different gasket materials insure an engine gets the optimal seal. All gaskets are not created equal – Mahle gaskets prove it every day.

Product Features:
  • Original equipment design and quality
  • Head sets give you original equipment form, fit, and function
  • Utilizes OE equivalent or better materials in all head sets
  • Packaged in shrink wrapped tray
  • Every part you need to complete your gasket repair in one package unless otherwise stated
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Engine Gaskets and Seals Brands You Can Trust For Your Hummer H3

8 trusted brands of Engine Gaskets and Seals line our shelves, ready to help keep your Hummer H3 running smooth. Below are some of the most popular brands and their top Engine Gaskets and Seals offerings:

Popular Dorman Engine Gaskets and Seals

Dorman products for the Hummer H3 span several categories. Some of the highest-rated Dorman Engine Gaskets and Seals that will fit your Hummer H3 are:
Rear Main Seal Cover Kit
from $74.99
(19)
Rear Main Seal Cover Kit
Rear Main Seal Sets

Most Purchased Hummer H3 Engine Gaskets and Seals from Felpro

When you buy the most frequently purchased Felpro brand Engine Gaskets and Seals, you can be confident it will be the right part for your Hummer H3. Here are the Felpro Engine Gaskets and Seals Advanced Auto customers buy the most:
Engine Valve Cover Gasket Set
from $36.99
(68)
Engine Valve Cover Gasket Set
Valve Cover Gaskets
Rear Main Seal Cover Kit
from $74.99
(19)
Rear Main Seal Cover Kit
Rear Main Seal Sets

FAQs for Hummer H3 Engine Gaskets and Seals

What are the most purchased Engine Gaskets and Seals for the Hummer H3?

Out of 39 Engine Gaskets and Seals for the Hummer H3, the most popular in our inventory are:
Engine Crankshaft Seal Kit
from $41.99
(31)
Engine Crankshaft Seal Kit
Rear Main Seal Sets
Engine Valve Cover Gasket Set
from $25.99
(18)
Engine Valve Cover Gasket Set
Valve Cover Gaskets
Engine Lifter Valley Cover Gasket Set
from $41.99
(20)
Engine Lifter Valley Cover Gasket Set
Engine Lifter Valley Cover Gasket Sets

What are the top-rated Hummer H3 Engine Gaskets and Seals?

Top-rated Engine Gaskets and Seals for your Hummer H3 based on customer reviews/ratings are:
Multi Purpose Seal
from $25.99
(7)
Multi Purpose Seal
“Worked outgreat for me. Was exact fit a d appeared to be equivalent quality of a OEM. Satisfied”
Engine Valve Stem Oil Seal Set
from $36.99
(3)
Engine Valve Stem Oil Seal Set
“easy to install fit well.”
Engine Timing Cover Gasket Set
from $37.99
(2)
Engine Timing Cover Gasket Set
“Ub40”