2003 Cadillac CTS Engine Parts

Essential 2003 Cadillac CTS Engine Parts

Felpro – CONVERSION GASKET SET/ LOWER GASKET SET (Part No.CS 26376-1)

CONVERSION GASKET SET/ LOWER GASKET SET

from

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

Product Features:
  • Conversion Sets (CS) provide every gasket for lower engine work – add a Head Set (HS) for complete engine overhaul work
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
  • Includes all the parts necessary to complete the repair unless otherwise noted
  • Includes all the parts necessary to complete the repair unless otherwise noted
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MAHLE Original – Rear Main Seal Set (Part No.JV1705)

Rear Main Seal Set

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$20.79
MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
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Victor Reinz – Engine Cylinder Head Gasket (Part No.61-10648-00)

Engine Cylinder Head Gasket

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$131.99
For secure, lasting macro and micro sealing, and protection against fuel, oil, water, and anti-freeze, Victor Reinz cylinder head gaskets deliver optimal service. Victor Reinz gaskets deliver OE proven strength and resistance to extreme temperatures and high-combustion pressures, and Victor Reinz engineers choose the most effective materials and designs from the global resources of Dana Incorporated.

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.
  • Multi-Layer steel construction
  • Embossed full hard stainless steel construction
  • Application specific rubber coating for unsurpassed sealability
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Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 72942-1)

Engine Valve Stem Oil Seal Set

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$58.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • RIGHT TYPE — Valve stem seals designs are application-specific for the repair occasion using either deflector (umbrella) seals, O-ring style or positive seals
  • QUALITY MATERIALS — Each valve stem seal features materials based on the specific application for your vehicle repair
  • ENGINEERING EXPERTISE — Parts are reviewed, validated and approved by Fel-Pro engineers through rigorous research, development and testing
  • INSTALLATION AID — Installation tool included to protect inner lip of seal from damage during seal installation
  • COVERAGE — Available for domestic and foreign nameplate vehicles
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Professional Parts Sweden – T-Belt Tension Assem (Part No.A5028282040PPS)

T-Belt Tension Assem

from

$167.82
T-Belt Tension Assem

ACDelco – GM Original Equipment Crankshaft Oil Seal (Part No.A8060177425ACD)

GM Original Equipment Crankshaft Oil Seal

from

$36.28
ACDelco GM Original Equipment Engine Crankshaft Seals are high quality radial shaft seals, which seal in engine oil and keep dirt and water out, and are GM-recommended replacements for your vehicle’s original components. Made from synthetic rubber or plastic composite materials, this engine crankshaft seal conforms to the rotating crankshaft sealing surface to provide leak-free operation. These original equipment engine crankshaft seals have been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • High quality materials ensure long service life
  • 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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Dorman – Engine Oil Pan: Direct Fit, Aluminum, Center Sump, 6 Quart (Part No.264-385)

Engine Oil Pan: Direct Fit, Aluminum, Center Sump, 6 Quart

from

$675.99
Oil pan leaking? This engine oil pan is precision-engineered to match the original equipment pan on specific vehicle years, makes and models for a reliable replacement.

Product Features:
  • Direct replacement – this engine oil pan is made to match the original pan on specific vehicles
  • Complete assembly – includes replacement pan and drain plugs to match original components
  • Durable design – high-strength coating prevents future corrosion
  • Trustworthy value – backed by team of engineers and quality control experts in the United States
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Felpro – Engine Cylinder Head Bolt Set (Part No.ES 72274)

Engine Cylinder Head Bolt Set

from

$49.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • 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
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Carquest Premium – Engine Camshaft Position Sensor (Part No.CSA4472)

Engine Camshaft Position Sensor

from

$28.49
Engine Camshaft Position Sensor

ACDelco – GM Original Equipment Fuel Sender Seal (Part No.E2050420238ACD)

GM Original Equipment Fuel Sender Seal

from

$77.75
The ACDelco GM Original Equipment Fuel Sender 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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Dorman – Cam Position Sensor Connector (Part No.645-526)

Cam Position Sensor Connector

from

$34.99
This engine camshaft position sensor connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this engine camshaft position sensor connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector 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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National – Redi-Sleeve (Part No.99353)

Redi-Sleeve

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$82.99
Redi-Sleeve

Anchor – Engine Mount: Front Left, Front Right, Rear, 1 Piece (Part No.3149)

Engine Mount: Front Left, Front Right, Rear, 1 Piece

from

$109.99
The purpose of the mount is to support the engine and transmission on the chassis and dampen vibration and noise from reverberating to the rest of the vehicle. Engine and Transmission Mounts are engineered and manufactured to meet or exceed OEM specifications using the latest CAD/CAM engineering process to ensure superior quality, form, fit and function. Only premium quality materials are used in the manufacturing process to guarantee precise performance and maximum durability. Applicable to Applicable to BUIC 09-11; CADI 03-14;. Please verify your application.

Product Features:
  • MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
  • MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
  • HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
  • SUPERIOR BOND: A special Chemlock® bonding agent is used to ensure a superior rubber-to-metal bond.
  • HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
  • For Years: 2003-2014
  • Weight approx: 5 Lbs
  • HYDRAULIC
  • REUSE HEAT SHIELD
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MAHLE Original – Oil Cooler Element Gasket (Part No.B31867)

Oil Cooler Element Gasket

from

$6.99
MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
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Carquest Premium – Engine Oil Filler Cap: 10140, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10140)

Engine Oil Filler Cap: 10140, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

from

$21.99
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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Dorman – Engine Oil Cap O-ring (Part No.42353)

Engine Oil Cap O-ring

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$13.49
This oil filler cap O-ring matches the dimensions of the original O-ring to provide a reliable seal. Made of premium materials to ensure leak-free performance.

Product Features:
  • Ideal replacement – this oil filter cap O-ring matches the fit and function of the original part
  • Durable materials – this O-ring is made from quality a material to ensure leak-free performance
  • Convenient shop supply – this part is ideal to have on hand for routine service
  • Quality tested – this part has undergone try-on and material testing to ensure a quality fit and long service life
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Sealed Power – Engine Intake Valve (Part No.V-4644)

Engine Intake Valve

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$6.49
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.
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Carquest Premium – Crankshaft Sensor (Part No.CSC1127)

Crankshaft Sensor

from

$28.99
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 the

Product Features:
  • 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.
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ACDelco – GM Original Equipment Engine Timing Belt Tensioner Pulley (Part No.A5340579773ACD)

GM Original Equipment Engine Timing Belt Tensioner Pulley

from

$93.81
The ACDelco GM Original Equipment Engine Timing Belt Tensioner Pulley is a GM-recommended replacement for your vehicle’s original component. It is required to maintain correct timing belt position and tension. This original equipment engine timing belt tensioner pulley has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Required to maintain correct timing belt position and tension
  • Designed to GM OE specifications to optimize component life and prevent noise
  • Validated to perform with critical engine management sensors, such as cam position sensors, to ensure that new parts will not turn on the Check Engine light in your vehicle
  • Designs are enhanced and amended to incorporate updates, upgrades, and Technical Service Bulletins
  • 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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Mahle – Cylinder Head Gasket Set (Part No.A80101873195MAH)

Cylinder Head Gasket Set

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$310.03
WARNING: This item cannot be returned for a replacement or refund if opened! Mahle is the largest gasket manufacturer in the world, providing you original equipment design and quality and world class aftermarket service. Mahle does not just cut gaskets – it designs total system sealing approaches that utilize application engineering. This means that regardless of what application you are trying to seal, you can count on Mahle doing the research and testing to provide the optimum material and technology for that specific application – this systems sealing approach requires a variety of materials. No other gasket manufacturer offers the Application Engineered approach to sealing an engine. A variety of different gasket materials insure an engine gets the optimal seal. All gaskets are not created equal – Mahle gaskets prove it every day.

Product Features:
  • Original equipment design and quality
  • Head sets give you original equipment form, fit, and function
  • Utilizes OE equivalent or better materials in all head sets
  • Packaged in shrink wrapped tray
  • Every part you need to complete your gasket repair in one package unless otherwise stated
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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 – Engine Crankshaft Seal Kit (Part No.TCS 46014)

Engine Crankshaft Seal Kit

from

$22.49
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
  • Includes all the parts necessary to complete the repair unless otherwise noted
  • Includes all the parts necessary to complete the repair unless otherwise noted
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Felpro – Engine Valve Cover Gasket Set (Part No.VS 50504 R-1)

Engine Valve Cover Gasket Set

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:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM — Proprietary cork-rubber formulation
  • SUPERIOR SEAL — Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
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Victor Reinz – Engine Timing Cover Seal (Part No.81-10174-00)

Engine Timing Cover Seal

from

$10.79
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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National – Shaft Repair Sleeve (Part No.99157)

Shaft Repair Sleeve

from

$37.49
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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Mahle – Camshaft Retainer (Part No.A4355425751MAH)

Camshaft Retainer

from

$31.69
Camshaft Retainer

Dayco – Premium Timing Belt, 70.87 Inch With 225 Round Tooth, With Flat Tip (Part No.95285)

Premium Timing Belt, 70.87 Inch With 225 Round Tooth, With Flat Tip

from

$45.99
Manufactured with tough, wear-resistant fabric, high-tensile strength cord and a molded tooth surface, the Dayco timing belt provides consistent slip-proof power transfer and high resistance to oil and engine heat. The belt features a molded cog design which runs quieter and is more economical and a premium, high modulus glass fiber cord that delivers precise length stability to keep the engine running smoothly over the life of the belt.

Product Features:
  • Designed for specific OHC and DOHC applications that range from normal service to high performance, high temperature engines
  • Offers noise reduction and minimum dimensional tolerances for precise valve timing
  • Engineered with reduced elongation for maximum durability, high abrasion resistance and better performance
  • Timing marks are applied on the belt for proper installation
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2003 Cadillac CTS Engine Parts

You count on your 2003 Cadillac CTS to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Engine Parts. With 46 Engine Parts ranging in price from $1.39 to $320.74, you’re sure to find everything you need for your 2003 Cadillac CTS.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 20 different brands like Felpro, Carquest Premium, and Anchor. 2003 Cadillac CTS Engine Parts start as low as $1.39!

One of the best ways to find top quality OEM or aftermarket Engine Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 34 extensive product reviews on 2003 Cadillac CTS Engine Parts. Some of the top-rated Engine Parts products we carry are Engine Oil Filler Cap: 10140, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack with 1.0 stars and Shaft Repair Sleeve with 2.0 stars.

Did we mention you can order your Engine Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Engine Parts inventory for your 2003 Cadillac CTS below to get started!

Top-Rated Engine Parts Brands For Your 2003 Cadillac CTS

Trusted Engine Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 Cadillac CTS running right for years to come. In our inventory you’ll find brands like Felpro, Carquest Premium, Anchor, and even more.

Popular Felpro Engine Parts

You’ll find popular Felpro brand products across Engine Gaskets and Seals. All are waiting to get your 2003 Cadillac CTS back on the road. Some of the top-rated Felpro products in these categories are:
Engine Valve Cover Gasket Set
from $66.99
(1)
Engine Valve Cover Gasket Set
Valve Cover Gaskets
Engine Valve Cover Gasket Set
from $55.99
(8)
Engine Valve Cover Gasket Set
Valve Cover Gaskets

FAQs for 2003 Cadillac CTS Engine Parts

What are the most purchased Engine Parts for the 2003 Cadillac CTS?

Out of 46 Engine Parts for the 2003 Cadillac CTS, the most popular in our inventory are:
4WD Indicator Light Switch Connector
from $31.49
This product is not rated
4WD Indicator Light Switch Connector
Camshaft Position Sensor Connectors
Rear Main Seal Set
from $20.79
This product is not rated
Rear Main Seal Set
Rear Main Seal Sets

What are the top-rated 2003 Cadillac CTS Engine Parts?

Top-rated Engine Parts for your 2003 Cadillac CTS based on customer reviews/ratings are:
Engine Oil Filler Cap: 10140, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack
from $21.99
(4)
Engine Oil Filler Cap: 10140, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack
“This trash doesn’t even fit”
Shaft Repair Sleeve
from $37.49
(1)
Shaft Repair Sleeve
“I would only use it if I really, really had to.”