2021 GMC Yukon XL Engine Parts
Find Your Specific 2021 GMC Yukon XL Engine Parts
Below you will find various in-demand GMC Engine Parts, components and accessories for your 2021 Yukon XL. Advance Auto Parts has popular Yukon XL parts like Valve Cover and Cylinder Heads, Engine Switches, Sensors and Relays, Camshafts and more. You’ll also find aftermarket and OEM Engine Parts for other Yukon XL model years including
2015,
2016,
2017,
2018,
2019,
2020,
2022,
2023,
2024 and more. Select a category of 2021 GMC Yukon XL Engine Parts below and start saving instantly.
Popular 2021 GMC Yukon XL Engine Parts Categories
Essential Engine Parts for 2021 GMC Yukon XLs
Carquest Premium – New MAP SENSOR (Part No.ECE1033)
from
$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:
See More
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.
Felpro – Engine Valve Cover Gasket Set (Part No.VS 50907 R)
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:
See More
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
Mahle – Cylinder Head Gasket (Part No.A8100580062MAH)
from
$90.52
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:
See More
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
Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 71039)
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:
See More
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
Cloyes Gear – Engine Timing Chain (Part No.9-4205)
from
$39.99
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
Product Features:
See More
Product Features:
- 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
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
- CAD designed and manufactured using premium materials
- Refer to our online catalog for detailed application-specific information
- Pre-Stressed And Heat-Treated For Increased Durability. Precision Cut Plates And Rollers With Smooth Finish. Precision Pitch Control For Proper Chain To Sprocket Tooth Fit.
Sealed Power – Engine Valve Lifter (Part No.HT-2148)
from
$12.99
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:
See More
Product Features:
- Unsurpassed quality that you can trust
- Uses leading edge materials
- State-of-the-art manufacturing
- Exacting tolerances
- Meets or exceeds OEM specifications
ACDelco – GM Original Equipment Fuel Pump Tank Seal (Part No.E3004289666ACD)
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:
See More
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
NTK – Crankshaft Position Sensor (Part No.EH0403)
from
$55.99
The Crankshaft Position Sensor plays a vital role in your engine’s operation; to determine the exact position of then engine’s crankshaft to the ECM. The ECM then uses this information to determine fuel and spark timing or engine misfire detection. A failed sensor can result in a check engine light, failure to start, intermittent stalling, or misfire. NTK Crankshaft Position Sensors are a premium quality product with outstanding support and leading innovation bred from our OE heritage.
Product Features:
See More
Product Features:
- THE NTK DIFFERENCE: Enhanced, robust circuit board traces and precision-wound coated-copper windings increase durability, longevity and performance
- OE QUALITY: Designed to meet or exceed OE specifications, fit, form and function to ensure proper position and/or rotating speed of the crankshaft
- EXTENSIVE TESTING: 100 percent thermal shock and vibration tested for best in class performance and reliability in the most extreme conditions
- PRODUCT ENGINEERING: Premium seals prevent leaks or corrosion, while optimized magnet size and strength ensures precise, consistent signal output
Carquest Premium – Engine Camshaft Position Sensor (Part No.CSA1959)
from
$18.99
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:
See More
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.
Felpro – Engine Cylinder Head Bolt Set (Part No.ES 73121)
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:
See More
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
Mahle – Camshaft Retainer (Part No.A4355425751MAH)
from
$35.08
Camshaft Retainer
Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S1111)
from
$68.99
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.
Product Features:
See More
Product Features:
- 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
Felpro – Oil Cooler Gasket Mounting Set (Part No.73127)
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:
See More
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
National – Crankshaft Seal (Part No.711130)
from
$20.99
Crankshaft Seal
ACDelco – Crank Seal Cover Gas (Part No.A2161579544ACD)
from
$12.11
Crank Seal Cover Gas
Carquest Premium – Engine Oil Level Sensor (Part No.SBC1451)
from
$47.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More
Sealed Power – Piston Ring Set (Part No.E-1034K .50MM)
from
$184.99
Piston Ring Set
Sealed Power – Piston Ring Set (Part No.E-1034K .75MM)
from
$184.99
Piston Ring Set
Felpro – Engine Oil Pan Gasket Set (Part No.OS 30893)
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:
See More
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
Felpro – O-RING (Part No.73193)
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:
See More
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
ACDelco – GM Original Equipment Engine Oil Pan Gasket (Part No.A6130659422ACD)
from
$19.12
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:
See More
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
GM Genuine Parts – Oil Pan Seal (Part No.12621086)
from
$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:
See More
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
Felpro – CAMSHAFT THRUST PLATE SEAL SET (Part No.ES 73115)
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:
See More
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
Upgrade your 2021 GMC Yukon XL with Top-Quality Engine Parts
When it comes to maintaining or upgrading your 2021 GMC Yukon XL, 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 Yukon XL functioning at its best. At Advance Auto Parts, we offer a wide selection of 33 Engine Parts for the 2021 GMC Yukon XL, designed to meet your needs without breaking the bank.
From
Valve Cover and Cylinder Head
replacements to
Engine Switches, Sensors and Relays
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 2021 GMC Yukon XL at great prices.
Our Engine Parts inventory for this model
ranges from just $4.49 to $184.99, with
an average price of $36.67.
Our 33 Engine Parts in stock come from 9 trusted brands, so you’re sure to find the right part for your 2021 GMC Yukon XL 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 2021 GMC Yukon XL, 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 9 customer reviews and counting, our 2021 GMC Yukon XL 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 2021 GMC Yukon XL is always ready to roll. We’re committed to providing you with everything you need to keep your Yukon XL in top shape, all in one place.
Start shopping confidently below for your 2021 GMC Yukon XL!
Best-Selling Valve Cover and Cylinder Heads for 2021 GMC Yukon XLs
Enhance the driving experience in your GMC with 7 quality Valve Cover and Cylinder Head components, starting at $4.49.
ACDelco – Active Fuel Management Valve Lifter (Part No.12680871)
from
$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:
See More
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
Felpro – O-RING (Part No.73193)
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:
See More
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
Felpro – Engine Cylinder Head Bolt Set (Part No.ES 73121)
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:
See More
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
Felpro – Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts (Part No.26744 PT)
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:
See More
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
Elring – Cylinder Head Gasket (Part No.A8100580062ELR)
from
$92.94
Cylinder Head Gasket
Mahle – Cylinder Head Gasket (Part No.A8100580062MAH)
from
$90.52
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:
See More
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
Felpro – Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts (Part No.26749 PT)
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:
See More
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
Most Popular 2021 GMC Yukon XL Engine Switches, Sensors and Relays
Customize your GMC with 2 Engine Switches, Sensors and Relays products
like Crankshaft Position Sensors and
Oil Level Sensors, all
priced under $47.99.
Carquest Premium – Engine Oil Level Sensor (Part No.SBC1451)
from
$47.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
See More
ACDelco – Camshaft Position Se (Part No.A4015458532ACD)
from
$37.00
Camshaft Position Se
Top Picks for 2021 GMC Yukon XL Camshafts
Upgrade GMC Yukon XLs with top-quality Camshafts parts, including 5 OEM and aftermarket selections for your 2021 model.
Mahle – Camshaft Retainer (Part No.A4355425751MAH)
from
$35.08
Camshaft Retainer
ACDelco – Engine Camshaft Position Sensor (Part No.12623093)
from
$29.99
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:
See More
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
Felpro – CAMSHAFT THRUST PLATE SEAL SET (Part No.ES 73115)
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:
See More
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
Dorman – Magnetic Camshaft Position Sensor (Part No.962-277)
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:
See More
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
Carquest Premium – Engine Camshaft Position Sensor (Part No.CSA1959)
from
$18.99
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:
See More
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.
In-Demand Engine Timing Parts for 2021 GMC Yukon XLs
Select from 2 premium Engine Timing Parts parts for your 2021 GMC Yukon XL, with prices ranging from $39.99 to $68.99.
Cloyes Gear – Engine Timing Chain (Part No.9-4205)
from
$39.99
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
Product Features:
See More
Product Features:
- 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
- Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
- Engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
- CAD designed and manufactured using premium materials
- Refer to our online catalog for detailed application-specific information
- Pre-Stressed And Heat-Treated For Increased Durability. Precision Cut Plates And Rollers With Smooth Finish. Precision Pitch Control For Proper Chain To Sprocket Tooth Fit.
Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S1111)
from
$68.99
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.
Product Features:
See More
Product Features:
- 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
Most Sold 2021 GMC Yukon XL Engine Gaskets and Seals
Explore our best-selling GMC parts for the 2021 Yukon XL among 10 OEM and aftermarket options starting from $4.68.
Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 71039)
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:
See More
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
ACDelco – Intake Manifold Gask (Part No.A8040580030ACD)
from
$4.68
Intake Manifold Gask
Felpro – Engine Valve Cover Gasket Set (Part No.VS 50907 R)
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:
See More
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
ACDelco – Valve Cover Gasket (Part No.A8030580015ACD)
from
$8.35
Valve Cover Gasket
ACDelco – Oil Pan Gasket (Part No.A6130756311ACD)
from
$9.94
Oil Pan Gasket
Dorman – Rear Main Seal Cover Kit (Part No.635-786)
from
$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:
See More
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
ACDelco – GM Original Equipment Fuel Pump Tank Seal (Part No.E3004289666ACD)
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:
See More
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
Felpro – Oil Cooler Gasket Mounting Set (Part No.73127)
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:
See More
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
ACDelco – Crank Seal Cover Gas (Part No.A2161579544ACD)
from
$12.11
Crank Seal Cover Gas
GM Genuine Parts – Oil Pan Gasket (Part No.12666993)
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:
See More
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 2021 GMC Yukon XL
Shop for the best-rated brands offering Engine Parts and other products for your 2021 GMC Yukon XLs. Below you’ll find some of our best rated Engine Parts from FELPRO, and more. Engine Parts from these brands that fit a 2021 Yukon XL 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 2021 GMC Yukon XL Engine Parts
When it comes to maintaining or upgrading your 2021 GMC Yukon XL, 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 2021 GMC Yukon XL. With over 10 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 $34.32. 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.
from
$61.99
$61.99
This product is not rated
Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts
“”
FAQs for 2021 GMC Yukon XL Engine Parts
Which Engine Parts are best-sellers for 2021 GMC Yukon XLs?
Out of 33 Engine Parts that fit 2021 GMC Yukon XLs, 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 2021 GMC Yukon XL Engine Parts?
Engine Part prices for the 2021 GMC Yukon XL start at $4.49 and go up to $184.99 for the most premium parts.
What’s the average price of a Engine Part for a 2021 GMC Yukon XL?
The average price for Engine Parts for the 2021 GMC Yukon XL is $36.67. 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 Yukon XL model years?
What are the cheapest Engine Parts for my 2021 GMC Yukon XL?
The cheapest 2021 GMC Yukon XL Engine Parts we carry in stock are:
- O-RING (12005635) – $4.49
- Intake Manifold Gask (12129871) – $4.68
- Oil Pan Gasket (12515458) – $5.49
- Valve Cover Gasket (12170555) – $8.35
- Oil Pan Gasket (12108788) – $9.94
What are the top-rated Engine Parts that fit the 2021 GMC Yukon XL?
Out of 9 reviews by customers, our 2021 GMC Yukon XL Engine Parts have an average customer rating of . These are some of the highest-rated Engine Part types for the 2021 GMC Yukon XL 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 2021 GMC Yukon XL?
As of 2/5/25, these are some of the most in-demand types of Engine Parts for a 2021 GMC Yukon XL:
Can I get help with 2021 GMC Yukon XL 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 Yukon XL Engine Parts?
Advance Auto Parts keeps returns simple. For new GMC Yukon XL Engine Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.
