GMC G25 Engine Gaskets and Seals

Your One-Stop Shop For Trusted GMC G25 Engine Gaskets and Seals

If you’re in search of GMC G25 Engine Gaskets and Seals aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 65 Engine Gaskets and Seals from top brands with prices ranging from $1.49 to $154.99.

Beyond great prices, we stock trusted brands manufacturing all types of Engine Gaskets and Seals for your GMC G25. Of the 7 OEM and aftermarket parts brands we carry, some of the most popular are FELPRO, Mr. Gasket, and Competition Cams.

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 GMC G25 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 GMC G25 Engine Gaskets and Seals

Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 10058)

Engine Valve Stem Oil Seal Set

from

$20.99
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 – Gasket Kit (Part No.260-1000)

Gasket Kit

from

$49.99
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 the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
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Felpro – Engine Timing Cover Gasket Set (Part No.TCS 45264)

Engine Timing Cover Gasket Set

from

$27.99
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 the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – Engine Conversion Gasket Set (Part No.CS 8006-2)

Engine Conversion Gasket Set

from

$35.49
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:
  • 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 Gasket Set (Part No.FS 8006 PT-4)

Engine Gasket Set

from

$96.99
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:
  • PROPRIETARY COATING — Nonstick anti-friction coating seals small surface scratches and imperfections
  • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • NO RETORQUE DESIGN — Steel core helps eliminate the need for retorquing head bolts
  • STRONG AND DURABLE — Features graphite or reinforced fiber facing material and steel armor for strength and durability
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
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Felpro – Engine Gasket Set (Part No.FS 8180 PT-9)

Engine Gasket Set

from

$85.99
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:
  • PROPRIETARY COATING — Nonstick anti-friction coating seals small surface scratches and imperfections
  • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • NO RETORQUE DESIGN — Steel core helps eliminate the need for retorquing head bolts
  • STRONG AND DURABLE — Features graphite or reinforced fiber facing material and steel armor for strength and durability
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
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Felpro – Exhaust Pipe Flange Gasket (Part No.9672)

Exhaust Pipe Flange Gasket

from

$5.49
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
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – Engine Valve Cover Gasket Set (Part No.VS 12869 T)

Engine Valve 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:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • STRONG AND DURABLE — Features molded rubber over a rigid carrier which resists high heat
  • SUPERIOR SEAL — Proprietary rubber sealing beads help eliminate potential leak paths for a superior seal
  • EASIER TO INSTALL — Locating tabs assure proper alignment and easier installation
  • PREVENTS OVERTIGHTENING — Torque limiters help eliminate overtightening and gasket splitting and extruding
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
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Mr. Gasket – Ultra Seal: Valve Cover Gasket Set (Part No.5862)

Ultra Seal: Valve Cover Gasket Set

from

$36.49
These are high quality gaskets that works well on those hard to seal applications. The low density fiber & rubber blend gasket material seals those minor head imperfections with a low clamp force. At .187 inch, the extra thickness can also offer slightly more clearance for roller rockers. Ideal for all those high performance applications where you take the valve covers off and on a lot, and sticking is a problem.brbrFits all 1965-2000 Chevy Big Blocks: 366,396,402,427,454 including GM (General Motors) Gen VI Crate Engines like the 502 and 572.

Product Features:
  • Manufactured from high-density cork/rubber blend gasket material
  • A black latex rubber coating is applied to the outside of gasket to help seal minor flange irregularities and eliminate the possibility of oil leakage
  • Creates a positive seal by controlled swelling of the gasket material when exposed to hot engine oil.
  • For OE replacement, high performance street, drag race and oval track use.
  • .187″ thick for additonal valve train clearance
  • Handles Ex Flange Pressure
  • Forms Leak Proof Seal
  • Black Latex Coating
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Felpro – Fuel Pump Mounting Gasket (Part No.6579)

Fuel Pump Mounting Gasket

from

$2.99
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 for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Victor Reinz – Fuel Pump Mounting Gasket (Part No.71-13599-00)

Fuel Pump Mounting Gasket

from

$2.79
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Felpro – Intake and Exhaust Manifolds Combination Gasket (Part No.MS 9786)

Intake and Exhaust Manifolds Combination Gasket

from

$17.29
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
  • Premium quality parts
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
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Felpro – Engine Push Rod Gasket Set (Part No.PS 13228)

Engine Push Rod Gasket Set

from

$16.99
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 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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Felpro – OIL COOLER GASKET MOUNTING SET (Part No.ES 72671)

OIL COOLER GASKET MOUNTING SET

from

$15.99
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 the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
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Felpro – OIL PAN GASKET SET (Part No.OS 34509 T)

OIL PAN 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:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • STRONG AND DURABLE — Features molded rubber over a rigid carrier for durability, precise alignment and fit
  • SUPERIOR SEAL — Proprietary molded rubber design helps to eliminate leak paths, especially in problem corner areas
  • EASIER TO INSTALL — One-piece construction is easier to install than multi-piece assemblies and helps reduce potential for installation errors
  • INSTALLATION AID — SnapUps aid in holding the gasket in place for easy installation and allow for quick bolt tightening
  • PREVENTS OVERTIGHTENING — Torque limiters help eliminate overtightening and gasket splitting and extruding
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
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Mr. Gasket – Oil Pan Gasket (Part No.6663G)

Oil Pan Gasket

from

$64.99
This high quality 1-piece molded rubber oil pan gasket can help stop those annoying leaks. This gasket is for original equipment replacement, high performance drag race and oval track use. Includes mounting bolts.

Product Features:
  • Manufactured from high temperature silicone blend or nitrile blend rubber
  • One piece molded construction provides a tight leak-proof seal
  • Torque limiters prevent over-tightening of fasteners and gasket splitting
  • Side rails are notched for stroker applications
  • Includes new oil pan bolts
  • Provides excellent sealing and durability
  • For OE replacement, high performance street, drag race and oval track use
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Mr. Gasket – Oil Pan Gasket (Part No.190)

Oil Pan Gasket

from

$36.99
Manufactured from high-density cork/rubber blend gasket material. Provides excellent sealing and durability. Complete with molded rubber front/rear oil pan seals. For original equipment replacement and high performance street.

Product Features:
  • Manufactured from high-density cork /rubber blend gasket material
  • Provides excellent sealing and durability
  • Complete with molded rubber front/rear oil pan end seals
  • For OE replacement and high performance street use
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Felpro – OIL PUMP MOUNTING GASKET SET (Part No.71012)

OIL PUMP MOUNTING GASKET SET

from

$3.29
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 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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Felpro – Engine Crankshaft Seal Kit (Part No.BS 11829-1)

Engine Crankshaft Seal Kit

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:
  • 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 Crankshaft Seal Kit (Part No.BS 40096-1)

Engine Crankshaft Seal Kit

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:
  • 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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Mr. Gasket – Rear Main Seal Gasket (Part No.1971)

Rear Main Seal Gasket

from

$48.49
This Mr. Gasket Rear Main Seal is made from Viton&reg: Rubber. This style of rubber can handle high temperature like silicone rubber, but with superior abrasion resistance. It’s durability and design make it recommended for applications that have high engine vacuum, like racing engines that utilize external vacuum pumps for crankcase evacuation.

Product Features:
  • Repairs That Leaky Rear Main Sail
  • Viton&reg: Rubber Offers Both Abrasion Resistance & High Temperature Tolerance
  • Upgrade for Rope Seal Equipped Cars or Silicone Rubber Main Seals
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Felpro – Engine Crankshaft Seal Kit (Part No.BS 40013)

Engine Crankshaft Seal Kit

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:
  • 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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Engine Gaskets and Seals Brands You Can Trust For Your GMC G25

7 trusted brands of Engine Gaskets and Seals line our shelves, ready to help keep your GMC G25 running smooth. Below are some of the most popular brands and their top Engine Gaskets and Seals offerings:

Popular Competition Cams Engine Gaskets and Seals

Competition Cams products for the GMC G25 span several categories. Some of the highest-rated Competition Cams Engine Gaskets and Seals that will fit your GMC G25 are:
VALVE SEALS, TEFLON 3/8" 1 ST
from $31.99
(1)
VALVE SEALS, TEFLON 3/8" 1 ST
Engine Valve Stem Seals

Most Purchased GMC G25 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 GMC G25. Here are the Felpro Engine Gaskets and Seals Advanced Auto customers buy the most:
Engine Valve Cover Gasket Set
from $25.99
(45)
Engine Valve Cover Gasket Set
Valve Cover Gaskets
OIL PAN GASKET SET
from $46.99
(16)
OIL PAN GASKET SET
Oil Pan Gaskets

FAQs for GMC G25 Engine Gaskets and Seals

What are the most purchased Engine Gaskets and Seals for the GMC G25?

Out of 65 Engine Gaskets and Seals for the GMC G25, the most popular in our inventory are:
TIMING COVER GASKET SET
from $19.99
(24)
TIMING COVER GASKET SET
Timing Cover Gasket Sets
Fuel Pump Mounting Gasket
from $1.49
(14)
Fuel Pump Mounting Gasket
Fuel Pump Gaskets
OIL PAN GASKET SET
from $46.99
(16)
OIL PAN GASKET SET
Oil Pan Gaskets

What are the top-rated GMC G25 Engine Gaskets and Seals?

Top-rated Engine Gaskets and Seals for your GMC G25 based on customer reviews/ratings are:
Engine Valve Cover Gasket Set
from $25.99
(17)
Engine Valve Cover Gasket Set
“Excellent sealing”
Engine Valve Cover Gasket Set
from $46.99
(13)
Engine Valve Cover Gasket Set
“A+”