2020 GMC Sierra 1500 Engine Parts

Below you will find various in-demand GMC Engine Parts, components and accessories for your 2020 Sierra 1500. Advance Auto Parts has popular Sierra 1500 parts like Engine Switches, Sensors and Relays, Engine Timing Parts, Valve Cover and Cylinder Heads and more. You’ll also find aftermarket and OEM Engine Parts for other Sierra 1500 model years including 2014, 2015, 2016, 2017, 2018, 2019, 2021, 2022, 2023 and more. Select a category of 2020 GMC Sierra 1500 Engine Parts below and start saving instantly.

Popular 2020 GMC Sierra 1500 Engine Parts Categories

Engine Valve Lifters

Valve Cover Gaskets

Engine Timing Chain Kits

Oil Pan Gaskets

Camshaft Position Sensors

Rear Main Seal Sets

Cylinder Head Bolt Sets

Plenum Gasket Sets

Crankshaft Position Sensors

Balance Shaft Chain and Kits

Timing Cover Gasket Sets

Supercharger Pressure Sensors

Engine Oil Cooler Accessories

Cylinder Head Gaskets

Crankshaft Seals

Timing Chain Tensioners

Engine Valve Stem Seals

Standard Piston Rings

Timing Chains

Engine Oil Galley Plugs

Camshaft Seals

Balance Shaft Sprockets

Timing Crank Gears

Camshaft Thrust Plate and Bearings

Balance Shaft Chain Guides

Fuel Tank Sending Unit Gaskets

Crankshaft Sealing Flange Gaskets

Cylinder Heads

Engine Oil Pan Seals

Engine Valve Cover O-Rings

Engine Oil Cooler Line Gaskets

Essential Engine Parts for 2020 GMC Sierra 1500s

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$18.99

A timing chain guide serves as a track or guide, for the timing chain, connecting the crankshaft and camshaft. Designed to meet or exceed OEM performance requirements, Timing Guides, which are available in kits or as a stand-alone product, utilize the latest in design and material technology, ensuring quiet and maintenance-free experience

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$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

from

$17.61

The ACDelco GM Original Equipment Fuel Pump Tank Seal 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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$40.60

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 gaskets give you original equipment form, fit, and function
Utilizes OE equivalent or better materials
Packaged in shrink wrapped tray

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$70.99

ACDelco GM Original Equipment Engine Camshaft Position Sensors monitor the rotational position of the camshaft(s), and are GM-recommended replacements for your vehicle’s original components. They provide a signal to the engine control module which compares the camshaft position with the crankshaft position to determine ignition and fuel injection timing. These original equipment engine camshaft position sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

Helps keep engine timing and fuel injection running in sync
Helps provide proper alignment, positioning, and spacing for easy installation
Synchronizes engine valves and pistons for excellent engine performance
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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$31.99

A timing chain synchronizes the rotation of the crankshaft and camshaft(s) ensuring proper timing and allows the engine’s valves to open and close during each cylinder’s firing. Available in kits or as a stand-alone product, our chains are pre-stressed and heat-treated for increased durability. Our chains are engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment

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$31.99

Along with the timing chain, tensioners, and guides, sprockets are an integral component within the timing system. Timing gears and sprockets are available as part of complete timing kits as well as for individual purchase and installation.

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$13.99

GM Genuine Parts Engine Oil Pan Seals 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

from

$32.49

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:

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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$29.99

Product Features:

Brand may vary by location

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$8.35

Valve Cover Gasket

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$46.49

National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:

Designed to repair damaged, grooved or worn shafts
Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
Easy to install with removable flange and installation tool
Installation tool reduces sleeve distortion and allows for installation without removal from the shaft

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$39.99

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

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

from

$12.11

Crank Seal Cover Gas

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$14.99

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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$26.99

Advance Auto Parts is proud to carry this part with the best fitment and performance requirements for this application, from the highest quality timing component vendor.

Product Features:

The chain is heat treated steel for durability and prerun for accurate fit
Roller chain with 60 rollers and 0 timing marks
Meets or exceeds O.E.M. performance
Coated in rust preventative

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$48.94

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
Utilizes OE equivalent or better materials
Packaged in shrink wrapped tray
Every part you need to complete your gasket repair in one package unless otherwise stated

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$7.99

Melling provides replacement oil galley plugs for engine block rebuilds and repairs. Oil galley plugs divert the flow of oil in the engine block where needed. Melling oil galley plugs are manufactured from high quality materials and engineered to OE replacement tolerances.

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$74.99

Designed for the replacement of worn or damaged timing chains, tensioners, and guides, Timing Chain Kits includes all components for a quick and efficient replacement. Each part is CAD designed and manufactured using premium materials. Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing.

Product Features:

Meet or exceed OEM performance requirements, ensuring a quiet and maintenance free experience
Utilizes the latest in design and technology to offer a complete chain kit solution
Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance

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$41.49

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
Validated for fit, form and function
Unsurpassed quality you can trust

from

$26.99

A timing chain tensioner maintains appropriate tension in the timing chain. Depending on design, tensioners can use spring tension or hydraulic pressure to properly tension the chain. Please refer to our online catalog for detailed application-specific information

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$63.99

The Premium CarQuest Vehicle Solutions line is designed for OE form, fit and function for both import and domestic vehicles. The A/C Pressure Relief Valve is used in the automotive air conditioning system to prevent unusual over-pressure that may cause damage to critical components within the system or to the system as a whole. By opening it’s valve when the system pressure exceeds the preset pressure levels and closing when the internal pressure decreases to the preset pressure levels, proper factory designated system pressures are maintained.

Product Features:

Made to OE spec to ensure a proper fit, form and function.
Sensors are engineered for precision performance, durability and a long service life.
All units are tested using advanced end-of-line testing equipment that pressurizes the A/C Pressure Relief Valve and checks functionality to ensure each A/C Pressure Relief Valve meets manufacturing specifications before packaging.

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$15.99

Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
CAD designed and manufactured using premium materials
Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
Refer to our online catalog for detailed application-specific information

from

$579.99

Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.

Product Features:

All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
All threads and machined surfaces are and repaired with technology that exceeds the original metal
Non-sealing iron surfaces painted to prevent oxidization

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$57.99

Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:

Unsurpassed quality that you can trust
Uses leading edge materials
State-of-the-art manufacturing
Exacting tolerances
Meets or exceeds OEM specifications

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$191.99

Face of top rings coated with latest generation Plasma-Moly
Decreases friction
Very resistant to scuffing
Exacting tolerances
Meets or exceeds OEM specifications

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$34.99

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
Avoid risk associated with re-use of T-T-Y (torque to yield) head bolts
Validated for fit, form and function
Unsurpassed quality you can trust

Upgrade your 2020 GMC Sierra 1500 with Top-Quality Engine Parts

When it comes to maintaining or upgrading your 2020 GMC Sierra 1500, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your GMC or enhancing its overall performance, Engine Parts are key to keeping your Sierra 1500 functioning at its best. At Advance Auto Parts, we offer a wide selection of 50 Engine Parts for the 2020 GMC Sierra 1500, designed to meet your needs without breaking the bank. From Engine Switches, Sensors and Relay replacements to Engine Timing Parts upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Engine Parts for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Engine Parts for your 2020 GMC Sierra 1500 at great prices. Our Engine Parts inventory for this model ranges from just $4.49 to $728.99, with an average price of $42.55. Our 50 Engine Parts in stock come from 11 trusted brands, so you’re sure to find the right part for your 2020 GMC Sierra 1500 without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 2020 GMC Sierra 1500, we stock popular OEM and aftermarket Engine Parts from top names like FELPRO, and more. FELPRO Engine Parts start at just $4.49 and boast an impressive 5 stars average rating from customers. With 21 customer reviews and counting, our 2020 GMC Sierra 1500 Engine Parts have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Engine Part upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 2020 GMC Sierra 1500 is always ready to roll. We’re committed to providing you with everything you need to keep your Sierra 1500 in top shape, all in one place. Start shopping confidently below for your 2020 GMC Sierra 1500!

Best-Selling Engine Switches, Sensors and Relays for 2020 GMC Sierra 1500s

Enhance the driving experience in your GMC with 4 quality Engine Switches, Sensors and Relay components, starting at $28.99.

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$39.99

ACDelco GM Original Equipment Engine Crankshaft Position Sensors monitor the position and rotational speed of the crankshaft, and are GM-recommended replacements for your vehicle’s original components. The signal from the crankshaft position sensor is used by the engine control module to determine fuel injection and ignition timing. These original equipment engine crankshaft position sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
Helps keep engine timing and fuel injection running in sync
Helps provide proper alignment, positioning, and spacing for easy installation
Synchronizes engine valves and pistons for excellent engine performance
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

from

$34.99

A leader in vehicle electronic solutions, each premium product meets or exceeds OE specifications in appearance, fit, and function, ensuring easy installation and excellent performance. The product has been tested under extreme environments, including thermal shock and vibration, with unparalleled reliability, durability, and accuracy.

Product Features:

Products are produced in ISO 14001 and IATF 16949 certified facilities to ensure the highest quality and consistency throughout the production process.
Reliable circuit board and product structure design, 3D proofing, and field test verification to ensure correct signal output at all speeds.
Manufactured in an anti-static environment to ensure reliability and stability.
Extreme temperature and salt spray tests simulate real-world vehicle conditions to ensure durability and reliability.
Providing this premium product line, we meet the service professionals needs with the highest quality product every time the part comes out of the box.

from

$37.00

Camshaft Position Se

from

$28.99

This engine crankshaft position sensor is designed to match the fit and function of an original sensor to help ensure the engine control unit receives proper inputs when an original sensor has failed from heat or internal component damage.

Product Features:

Direct replacement – this engine crankshaft position sensor is designed to match the fit and function of an original sensor on specified vehicles
Ideal solution – engineered to help ensure the engine control unit receives proper inputs when an original sensor has failed from heat or internal component damage
Durable construction – designed and manufactured to strict specifications for reliable performance
Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

Top Picks for 2020 GMC Sierra 1500 Valve Cover and Cylinder Heads

Upgrade GMC Sierra 1500s with top-quality Valve Cover and Cylinder Heads parts, including 9 OEM and aftermarket selections for your 2020 model.

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$83.99

ACDelco GM Original Equipment Engine Valve Lifters automatically help maintain a ‘zero’ valve lash condition to help prevent valve train noise and unnecessary valve train component wear, and are GM-recommended replacements for your vehicle’s original components. These original equipment valve lifters have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

Adjusts the valves on your vehicle’s engine for proper performance
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

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

from

$51.99

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
Avoid risk associated with re-use of T-T-Y (torque to yield) head bolts
Validated for fit, form and function
Unsurpassed quality you can trust

from

$61.99

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 NEXTGEN COATING TECHNOLOGY — Precise amount of coating is applied to withstand higher engine temperatures and accommodate surface finishes as rough as 80 Ra
UNIQUE COMBUSTION SEAL — Exclusive LaserWeld stopper layer technology reduces gasket damage from blow out and helps ensure a stronger combustion seal
MULTI-LAYERED STEEL CONSTRUCTION — Multiple layers of stainless steel maintain sealing stress and accommodate head lift
SUPERIOR SEAL — Precise embossed sealing beads at vital areas to eliminate leak paths
DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces

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$728.99

All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
All threads and machined surfaces are and repaired with technology that exceeds the original metal
Non-sealing iron surfaces painted to prevent oxidization

from

$601.99

All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
All threads and machined surfaces are and repaired with technology that exceeds the original metal
Non-sealing iron surfaces painted to prevent oxidization

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$92.94

Cylinder Head Gasket

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$90.52

Original equipment design and quality
Head gaskets give you original equipment form, fit, and function
Utilizes OE equivalent or better materials
Packaged in shrink wrapped tray

from

$73.99

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 NEXTGEN COATING TECHNOLOGY — Precise amount of coating is applied to withstand higher engine temperatures and accommodate surface finishes as rough as 80 Ra
UNIQUE COMBUSTION SEAL — Exclusive LaserWeld stopper layer technology reduces gasket damage from blow out and helps ensure a stronger combustion seal
MULTI-LAYERED STEEL CONSTRUCTION — Multiple layers of stainless steel maintain sealing stress and accommodate head lift
SUPERIOR SEAL — Precise embossed sealing beads at vital areas to eliminate leak paths
DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces

In-Demand Camshafts for 2020 GMC Sierra 1500s

Select from 5 premium Camshafts parts for your 2020 GMC Sierra 1500, with prices ranging from $18.99 to $41.49.

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from

$35.08

Camshaft Retainer

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$29.99

Helps keep engine timing and fuel injection running in sync
Helps provide proper alignment, positioning, and spacing for easy installation
Synchronizes engine valves and pistons for excellent engine performance
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

from

$41.49

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
Validated for fit, form and function
Unsurpassed quality you can trust

from

$21.99

This engine camshaft position sensor is designed to match the fit and function of an original sensor to help ensure the engine control unit receives proper inputs when an original sensor has failed from heat or internal component damage.

Product Features:

Direct replacement – this engine camshaft position sensor is designed to match the fit and function of an original sensor on specified vehicles
Ideal solution – engineered to help ensure the engine control unit receives proper inputs when an original sensor has failed from heat or internal component damage
Durable construction – designed and manufactured to strict specifications for reliable performance
Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

from

$18.99

Products are produced in ISO 14001 and IATF 16949 certified facilities to ensure the highest quality and consistency throughout the production process.
Reliable circuit board and product structure design, 3D proofing, and field test verification to ensure correct signal output at all speeds.
Manufactured in an anti-static environment to ensure reliability and stability.
Extreme temperature and salt spray tests simulate real-world vehicle conditions to ensure durability and reliability.
Providing this premium product line, we meet the service professionals needs with the highest quality product every time the part comes out of the box.

Most Sold 2020 GMC Sierra 1500 Engine Gaskets and Seals

Explore our best-selling GMC parts for the 2020 Sierra 1500 among 14 OEM and aftermarket options starting from $4.68.

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from

$36.99

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

from

$4.68

Intake Manifold Gask

from

$47.99

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
SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted

from

$21.49

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:

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 help ensure a consistent and long-life seal
PRECISE DESIGN — Engineered to work with the embossed cover and pan flanges
PREVENTS OVERTIGHTENING — Features compression limiters incorporated into the design to help eliminate overtightening (application specific)
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
EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted

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$8.35

Valve Cover Gasket

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$9.94

Oil Pan Gasket

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$31.49

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:

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

from

$124.99

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
SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
EVERY PART FOR THE REPAIR — Fel-Pro timing cover gasket sets include every part needed for the repair unless otherwise noted

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$102.99

This direct replacement rear main seal cover matches the fit and function of the original equipment cover for a reliable repair. This part has undergone extensive testing to ensure adherence to precise design standards.

Product Features:

Direct replacement – this rear main seal cover matches the fit and function of the original equipment cover for a trouble-free installation
Durable construction – this rear main seal cover is made of quality materials for a reliable fit and enduring service life
Convenient solution – get a quality repair solution without the hassle of buying original equipment
Quality tested – this part has undergone extensive testing to ensure a quality fit and long service life

from

$17.61

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

from

$14.99

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

from

$12.11

Crank Seal Cover Gas

from

$10.14

Valve Cover Gasket

from

$5.49

GM Genuine Parts Engine Oil Pan Gaskets 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

Top-Rated Engine Parts Brands For Your 2020 GMC Sierra 1500

Shop for the best-rated brands offering Engine Parts and other products for your 2020 GMC Sierra 1500s. Below you’ll find some of our best rated Engine Parts from FELPRO, and more. Engine Parts from these brands that fit a 2020 Sierra 1500 start at just $4.49 and are rated as high as 5 stars. OEM and aftermarket Engine Parts don’t get more top quality, durable, and affordable than from the brands below.

Popular FELPRO 2020 GMC Sierra 1500 Engine Parts

When it comes to maintaining or upgrading your 2020 GMC Sierra 1500, using quality Engine Parts is essential to ensure durability and a perfect fit. FELPRO ticks all of those boxes. We offer a wide selection of FELPRO Engine Parts, specifically designed for the 2020 GMC Sierra 1500. With over 14 FELPRO brand Engine Parts in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $4.49, with an average price of just $39.73. Plus, with over 3 customer reviews and an average rating of 5 stars, you can trust that our FELPRO Engine Parts will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.

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$51.99

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Engine Cylinder Head Bolt Set

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$61.99

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Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts

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$4.49

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O-RING

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FAQs for 2020 GMC Sierra 1500 Engine Parts

Which Engine Parts are best-sellers for 2020 GMC Sierra 1500s?

Out of 50 Engine Parts that fit 2020 GMC Sierra 1500s, the following parts are the top sellers:

Active Fuel Management Valve Lifter (11944871) – $83.99
O-RING (12005635) – $4.49
Engine Timing Chain (12152365) – $39.99

What’s the price range for 2020 GMC Sierra 1500 Engine Parts?

Engine Part prices for the 2020 GMC Sierra 1500 start at $4.49 and go up to $728.99 for the most premium parts.

What’s the average price of a Engine Part for a 2020 GMC Sierra 1500?

The average price for Engine Parts for the 2020 GMC Sierra 1500 is $42.55. Keep in mind the variety of part types within our Engine Part category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Parts for other GMC Sierra 1500 model years?

Yes, we currently carry Engine Parts for 26 model years of GMC Sierra 1500s between 1999 and 2025. Engine Parts are bought most frequently for the following model years: 2023, 2022, 2021, 2019, 2018, 2017, 2016, 2015, and 2014.

What are the cheapest Engine Parts for my 2020 GMC Sierra 1500?

The cheapest 2020 GMC Sierra 1500 Engine Parts we carry in stock are:

O-RING (12005635) – $4.49
Intake Manifold Gask (12129871) – $4.68
Oil Pan Gasket (12515458) – $5.49
Stock Replacement Oil Galley Plug (50175374) – $7.99
Valve Cover Gasket (12170555) – $8.35

What are the top-rated Engine Parts that fit the 2020 GMC Sierra 1500?

Out of 21 reviews by customers, our 2020 GMC Sierra 1500 Engine Parts have an average customer rating of . These are some of the highest-rated Engine Part types for the 2020 GMC Sierra 1500 and their top-rated products:

Engine Gaskets and Seals
- Engine Valve Stem Oil Seal Set (20680518) – $36.99

What types of Engine Parts do you sell for my 2020 GMC Sierra 1500?

As of 2/5/25, these are some of the most in-demand types of Engine Parts for a 2020 GMC Sierra 1500:

Can I get help with 2020 GMC Sierra 1500 Engine Part orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about GMC Engine Parts and more.

What is your return policy for GMC Sierra 1500 Engine Parts?

Advance Auto Parts keeps returns simple. For new GMC Sierra 1500 Engine Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

2020 GMC Sierra 1500 Engine Parts

Cloyes Gear – BALANCE SHAFT GUIDE (Part No.9-5976)

Felpro – O-RING (Part No.73193)

ACDelco – GM Original Equipment Fuel Pump Tank Seal (Part No.E3004289666ACD)

Mahle – Mahle Cylinder Head Gasket (Part No.A8100204851MAH)

ACDelco – Camshaft Position Sensor (Part No.213-3826)

Cloyes Gear – BALANCE SHAFT CHAIN (Part No.C927)

Cloyes Gear – BAL. SHAFT SPROCKET (Part No.S1110)

GM Genuine Parts – Oil Pan Seal (Part No.12621086)

Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 70945)

Driveworks – Crankshaft Seal (Part No.S-100085)

ACDelco – Valve Cover Gasket (Part No.A8030580015ACD)

National – Shaft Repair Sleeve (Part No.99176)

Felpro – Engine Timing Cover Gasket Set (Part No.TCS 46091)

Felpro – Engine Crankshaft Seal Kit (Part No.BS 40640)

ACDelco – Crank Seal Cover Gas (Part No.A2161579544ACD)

Felpro – Oil Cooler Gasket Mounting Set (Part No.73127)

Carquest Premium – Chain (Part No.3SR-60)

Mahle – Mahle Intake Plenum Gasket Set (Part No.A8048373876MAH)

Melling – Stock Replacement Oil Galley Plug (Part No.MOGP-200)

Cloyes Gear – Primary Timing Chain Kit: Exact Fit, 60 Links, Timing Components, With Sprockets (Part No.9-4205S)

Felpro – CAMSHAFT THRUST PLATE SEAL SET (Part No.ES 73115)

Cloyes Gear – CHAIN TENSIONER (Part No.9-5978)

Carquest Premium – New MAP SENSOR (Part No.ECE1033)

Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S835)

Spartan – Engine Cylinder Head; Chev LS 01-15 Head (Part No.2CTU)

Sealed Power – Engine Valve Lifter (Part No.HT-2303)

Sealed Power – Engine Piston Ring Set (Part No.E-937K .50MM)

Felpro – CYLINDER HEAD BOLT SET (Part No.ES 72173)

ACDelco – Engine Crankshaft Position Sensor (Part No.12669636)

Carquest Premium – Engine Crankshaft Position Sensor (Part No.CSA1928)

ACDelco – Camshaft Position Se (Part No.A4015458532ACD)

Dorman – Magnetic Crankshaft Position Sensor (Part No.962-602)

Cloyes Gear – Engine Timing Chain (Part No.9-4205)

Cloyes Gear – TIMING CHAIN KIT (Part No.9-4205SD)

Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S1111)

Cloyes Gear – BALANCE SHAFT CHAIN (Part No.C927)

Cloyes Gear – BAL. SHAFT SPROCKET (Part No.S1110)

Cloyes Gear – CHAIN TENSIONER (Part No.9-5978)

Cloyes Gear – BALANCE SHAFT GUIDE (Part No.9-5976)

ACDelco – Active Fuel Management Valve Lifter (Part No.12680871)

Felpro – O-RING (Part No.73193)

Felpro – Engine Cylinder Head Bolt Set (Part No.ES 73121)

Felpro – Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts (Part No.26744 PT)

Spartan – Engine Cylinder Head; Chev 5.3 L83 GDI 14-15 Head (Part No.2CT21)

Spartan – Engine Cylinder Head; Chev 4.3L 14-16 Head (Part No.2CXH)

Elring – Cylinder Head Gasket (Part No.A8100580062ELR)

Mahle – Cylinder Head Gasket (Part No.A8100580062MAH)

Felpro – Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts (Part No.26749 PT)

Mahle – Camshaft Retainer (Part No.A4355425751MAH)

ACDelco – Engine Camshaft Position Sensor (Part No.12623093)

Felpro – CAMSHAFT THRUST PLATE SEAL SET (Part No.ES 73115)

Dorman – Magnetic Camshaft Position Sensor (Part No.962-277)

Carquest Premium – Engine Camshaft Position Sensor (Part No.CSA1959)

Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 71039)

ACDelco – Intake Manifold Gask (Part No.A8040580030ACD)

Felpro – Engine Oil Pan Gasket Set (Part No.OS 30893)

Felpro – Engine Valve Cover Gasket Set (Part No.VS 50907 R)

ACDelco – Valve Cover Gasket (Part No.A8030580015ACD)

ACDelco – Oil Pan Gasket (Part No.A6130756311ACD)

Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 71039-1)

Felpro – Engine Timing Cover Gasket Set (Part No.TCS 46221-1)

Dorman – Rear Main Seal Cover Kit (Part No.635-786)

ACDelco – GM Original Equipment Fuel Pump Tank Seal (Part No.E3004289666ACD)

Felpro – Oil Cooler Gasket Mounting Set (Part No.73127)

ACDelco – Crank Seal Cover Gas (Part No.A2161579544ACD)

ACDelco – Valve Cover Gasket (Part No.A8030580016ACD)

GM Genuine Parts – Oil Pan Gasket (Part No.12666993)