Cadillac STS Engine Parts

Essential Cadillac STS Engine Parts

Cloyes Gear – Engine Timing Chain Tensioner (Part No.9-5537)

Engine Timing Chain Tensioner

from

$79.99
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

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
  • CAD designed and manufactured using premium materials
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Meet or exceed OEM performance requirements
  • Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience
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Melling – Stock Replacement OE Type Oil Pump (Part No.M489)

Stock Replacement OE Type Oil Pump

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$140.99
Made in USA. Melling oil pumps provide dependable performance every time in every application. Every Melling oil pump is engineered and assembled to the highest production standards from high quality materials. All Melling oil pumps use the latest in gear and gerotor technology to provide the highest level of quality and performance. Gears are machined to close tolerances to ensure proper engine pressure and correct, efficient pump operation. End plates are precision ground for maximum wear resistance. Every Melling oil pump is individually tested for pressure and flow under conditions designed to duplicate actual engine operating conditions.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Melling oil pumps are tested for pressure and flow under operating conditions to ensure quality
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Felpro – REAR MAIN BEARING SEAL SET (Part No.BS 40670)

REAR MAIN BEARING SEAL SET

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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:
  • 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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Carquest Premium – Engine Oil Filler Cap: 10099, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10099)

Engine Oil Filler Cap: 10099, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

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$9.99
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.

Product Features:
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
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Mahle – Cyl. Head Bolt Set (Part No.A3031653505MAH)

Cyl. Head Bolt Set

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$78.67
Cyl. Head Bolt Set

Dorman – Rubber Expansion Plug 1-3/8 In. – Size Range 1-3/8 In. – 1-1/2 In. (sold by each) (Part No.570-008)

Rubber Expansion Plug 1-3/8 In. - Size Range 1-3/8 In. - 1-1/2 In. (sold by each)

from

$3.99
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models.
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Sealed Power – Connecting Rod Bearing Pair (Part No.5070A)

Connecting Rod Bearing Pair

from

$13.49
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:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Dramatically reduces or eliminates bearing wear
  • Made with silicon to provide greater surface hardness
  • Meets or exceeds OEM specifications
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NTK – Camshaft Position Sensor (Part No.EC0066)

Camshaft Position Sensor

from

$38.99
The Camshaft Position Sensor plays a vital role in your engine’s operation; to determine the exact position and speed of the camshaft(s) to the ECM. The ECM uses this information to determine fuel and spark timing as well as VVT operation. A failed sensor can result in a check engine light, hard starting or failure to start, increased vehicle emissions and engine misfire. NTK Camshaft Position Sensors are a premium quality product with outstanding support and leading innovation bred from our OE heritage.

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 camshaft
  • 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
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National – Multi Purpose Seal (Part No.710604)

Multi Purpose Seal

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$21.49
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:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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Mitsubishi – Mitsuboshi Timing Belt (Part No.A5000117706MBL)

Mitsuboshi Timing Belt

from

$25.76
The Mitsuboshi Timing Belt is made to meet or exceed tough OE performance specifications and is resistant to high temperatures, is oil resistant and provides low noise and reliable operation.

Product Features:
  • High-tensile strength Carbon Cord
  • Abrasion resistant
  • High elasticity, high hardness HNBR rubber
  • Increased durability
  • Reduced noise
  • Rubber construction for superior flexibility
  • Special low friction tooth fabric
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Victor Reinz – Engine Conversion Gasket Set (Part No.08-10086-01)

Engine Conversion Gasket Set

from

$126.99
Whether you are a professional technician or a skilled do-it-yourselfer, you need easy access to Victor Reinz quality at every level of the engine all in one box and without any surprises. Protective packaging, informative labels, and state-of-the art electronic cataloging, ensure you receive precisely the gaskets and seals needed for a successful, long-lasting repair.

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.
  • Includes Reinzosil universal silicone sealing compound.
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Felpro – O-RING (Part No.73193)

O-RING

from

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

Product Features:
  • Meets or exceeds all original equipment specifications
  • Design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Felpro – Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts (Part No.26376 PT)

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

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:
  • PROPRIETARY COATING – Exclusive coating helps withstand rougher sealing surface finishes up to 80 Ra
  • MULTI-LAYERED STEEL CONSTRUCTION – Multiple layers of stainless steel maintain sealing stress and accommodate head lift
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
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Carquest – A/C Compressor Control Relay (Part No.R6055)

A/C Compressor Control Relay

from

$13.05
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Premium components ensure optimum performance and long service life under all operating conditions
  • Neodymium in the core creates the strongest magnetic field and produces max high voltage output at all speeds
  • High-dielectric epoxy injected into case and pulled into vacuum to eliminate air pockets and prevent moisture intrusion or thermal breakdown
  • Reinforced bobbins prevent voltage flashover for an extended service life
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Carquest Premium – Engine Oil Level Sensor (Part No.FFA1035)

Engine Oil Level Sensor

from

$29.99
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.
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Melling – Stock Replacement Engine Assembly Lubricant (Part No.M-10012)

Stock Replacement Engine Assembly Lubricant

from

$6.99
Made In USA. 4 OZ Melling engine assembly lube, MELL-LUBE, is formulated to be an initial lubricant on camshaft metal surfaces as well as related valve train parts. The added zinc material (1400 ppm) provides MELL-LUBE with added protection to prevent scoring and galling during initial engine start-up for both newly rebuilt and / or remanufactured engines. In addition, MELL-LUBE contains corrosion inhibitors to prevent rust and pitting of components. MELL-LUBE mixes with any engine oil and will not clog filters. Melling recommends MELL-LUBE be a part of every camshaft install.
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Dorman – Variable Timing Spro (Part No.A54001329172DOR)

Variable Timing Spro

from

$151.11
Engineered from durable steel and conveniently packaged with the bolt that attaches the cam shaft phaser to the cam shaft. Dorman’s Engine Variable Valve Timing Sprocket adjusts the timing of the motor to ensure that you get the engine power you need when you need it. The Sprocket dials the timing back when you don’t, restoring fuel economy and maintaining engine efficiency.

Product Features:
  • Replacement stops ticking noise
  • Direct replacement for a proper fit every time
  • Precision-machined for accurate, dependable operation
  • Vehicle try-on testing and rigorous materials testing have been conducted on this part to ensure a trouble-free performance
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Dorman – Variable Valve Timing Solenoid (Part No.917-219)

Variable Valve Timing Solenoid

from

$63.99
This replacement engine variable valve timing (VVT) solenoid is precision-engineered to match the fit and function of the original VVT solenoid. Made of quality materials for a long service life, it has been tested for proper performance.

Product Features:
  • Ideal replacement – this VVT solenoid is professionally engineered to match the function and performance of the stock part on specific vehicle applications.
  • Durable construction – this part is made from quality materials to ensure a long service life.
  • Excellent value – the VVT solenoid is built to perform like original equipment quality at a competitive price
  • Vehicle tested – has undergone on-vehicle testing to ensure proper fit and performance
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Dorman – Help – Engine Bearing Bolt Set (Part No.45691)

Engine Bearing Bolt Set

from

$43.99
This engine crankshaft main bearing cap bolt is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine crankshaft main bearing cap bolt matches the fit and function of the factory part on specified years, makes and models.
  • Ideal solution – this bolt is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Sealed Power – Engine Crankshaft Main Bearing Set (Part No.7319MA)

Engine Crankshaft Main Bearing Set

from

$94.99
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:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Reduces dramatically or eliminates bearing wear
  • Exacting tolerances
  • Meets or exceeds OEM specifications
  • Made with silicon to provide greater surface hardness
See More

Dorman – Help – Engine Oil Dipstick: Direct Replacement, Steel (Part No.921-036)

Engine Oil Dipstick: Direct Replacement, Steel

from

$26.99
This engine oil dipstick is designed to match the fit and function of an original equipment dipstick in specified applications. Level marks are clearly distinguished and properly gauged for accuracy.

Product Features:
  • Ideal replacement – this engine oil dipstick is designed to match the fit and function of an original equipment dipstick in specified applications.
  • Ideal solution – level marks are clearly distinguished and properly gauged for accuracy
  • 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
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GM Genuine Parts – Engine Control Module Assembly (Part No.12678512)

Engine Control Module Assembly

from

$464.99
GM Genuine Parts Engine Control Modules are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These modules regulate various parts of your vehicle’s engine by receiving input from sensors and additional modules and then referencing that information back to other sensors, modules, and areas of the vehicle. 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:
  • 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
  • Dictates the operation of your vehicle’s vital systems, which is critical to the performance of your vehicle
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Cloyes Gear – Engine Timing Chain (Part No.9-4209)

Engine Timing Chain

from

$30.99
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:
  • 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.
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Melling – Stock Replacement Engine Assembly Lubricant (Part No.M-10012G)

Stock Replacement Engine Assembly Lubricant

from

$113.99
Made In USA. Melling engine assembly lube, MELL-LUBE, is formulated to be an initial lubricant on camshaft metal surfaces as well as related valve train parts. The added zinc material (1400 ppm) provides MELL-LUBE with added protection to prevent scoring and galling during initial engine start-up for both newly rebuilt and / or remanufactured engines. In addition, MELL-LUBE contains corrosion inhibitors to prevent rust and pitting of components. MELL-LUBE mixes with any engine oil and will not clog filters. Melling recommends MELL-LUBE be a part of every camshaft install.
See More

ACDelco – Camshaft Adjuster Ma (Part No.A5089947756ACD)

Camshaft Adjuster Ma

from

$76.20
Camshaft Adjuster Ma

Helping You Find the Right Engine Parts for Your Cadillac STS

You love your STS. So we’ve made it easier than ever to help you find Cadillac STS Engine Parts in our online catalog. Our inventory holds 246 aftermarket and OEM Engine Parts for your Cadillac STS, ranging from $1.29 to $4,929.99.

We offer parts from 29 brands trusted to make quality Engine Parts for your Cadillac STS. Before you buy, take some time to read through customer reviews. We currently have 563 reviews of Cadillac STS Engine Parts from previous customers. Some of the top rated parts include Engine Valve Cover Gasket Set with 4.2 stars and Engine Camshaft Position Sensor Connector with 2.8 stars.

Find your STS Engine Parts here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Cadillac STS part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Engine Parts Brands for Your Cadillac STS

Our inventory holds Engine Parts for your Cadillac STS from 29 trusted brands. You’ll find OEM and aftermarket parts from brands like Carquest Premium, FELPRO, and ACDelco, all of which can keep that Cadillac happy.
We have MAHLE Original parts available for your Cadillac STS in categories like Engine Gaskets and Seals. Some of the top-rated MAHLE Original parts in these categories are:
Valve Cover Gasket Set
from $57.99
(2)
Valve Cover Gasket Set
Valve Cover Gaskets

FAQs for Cadillac STS Engine Parts

What are the most purchased Engine Parts for the Cadillac STS?

Out of 246 Engine Parts for the Cadillac STS, the most popular in our inventory are:
Engine Camshaft Position Sensor
from $31.99
This product is not rated
Engine Camshaft Position Sensor
Camshaft Position Sensors
Engine Variable Valve Timing (VVT) Solenoid
from $47.49
This product is not rated
Engine Variable Valve Timing (VVT) Solenoid
Engine Variable Timing Solenoids
Engine Valve Cover Gasket Set
from $92.99
(5)
Engine Valve Cover Gasket Set
Valve Cover Gaskets

What are the top-rated Cadillac STS Engine Parts?

Top-rated Engine Parts for your Cadillac STS based on customer reviews/ratings are:
Engine Valve Cover Gasket Set
from $56.99
(5)
Engine Valve Cover Gasket Set
“Nice kit. Better than OEM”
Engine Camshaft Position Sensor Connector
from $35.99
(4)
Engine Camshaft Position Sensor Connector
“fit good and works”
Econo-Kool® Engine Oil Cooler
from $156.99
(3)
Econo-Kool® Engine Oil Cooler
“Good price perfect fit had all the parts I needed good quality”