2003 Ford Mustang Transmission Parts

Below you will find various in-demand Ford Transmission Parts, components and accessories for your 2003 Mustang. Advance Auto Parts has popular Mustang parts like Transmission Mounts, Automatic Transmission Parts, Transmission Seals and more. You’ll also find aftermarket and OEM Transmission Parts for other Mustang model years including 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022 and more. Select a category of 2003 Ford Mustang Transmission Parts below and start saving instantly.

Popular 2003 Ford Mustang Transmission Parts Categories

Axle Output Shaft Bearings

Gear Shift Levers

Automatic Transmission Oil Temperature Sensors

Transmission Torque Converters

OE Transmission Coolers

Transmission Solenoids

Countershaft Bearings

Manual Transmission Output Shaft Bearings

Automatic Transmission Torque Converter Clutch Solenoids

Back Up Lamp Switches

Transmission Pan Gaskets

Automatic Transmission Line Connectors

Pinion Bearings

Transmission Mounts

Transmission Oil Pans

Transmission Master Repair Kits

Back Up and Neutral Safety Switches

Transmission Rebuild Kits

Transmission Oil Pan Gaskets

Transmission Dipsticks

Speed Sensors

Automatic Transmission Differential Bearings

Transmission Speed Sensors

Automatic Transmission Output Shaft Seals

Transmission Range Sensor Connectors

Transmission Temperature Sensors

Automatic Transmission Oil Pump Seals

Pinion Seals

Neutral Safety Switch Connectors

Transmission Seals and O-rings

Transmission Range Sensors

Back Up Light Switch Connectors

Manual Transmission Bearing and Seal Overhaul Kits

Torque Converter Seals

Extension Housing Seals

Manual Transmission Output Shaft Seals

Transmission Shift Kits

Input Shaft Bearings

Automatic Transmission Drain Plug Gaskets

Manual Transmission Blocking Rings

Shift Shaft Seals

Manual Transmission Extension Housing Seals

Front Pump Seals

Manual Transmission Shift Fork Inserts

Remanufactured Automatic Transmissions

Manual Transmission Gears

Manual Transmission Output Shaft Seal Kits

Manual Transmission Bearing

Essential Transmission Parts for 2003 Ford Mustangs

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$339.99

Add fluid capacity to your transmission. Extra fluid means more cooling, and more cooling means better efficiency and performance. Add life to your transmission with a B&M Deep Pan!

Product Features:

Additional Oil Capacity
More Cooling Ability
No Dipstick Modification
Some Include Fluid Pickup Extension
Built-In Drain Plugs
Cast Aluminum

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$23.29

Product Features:

Transmission line fitting kit
Ford; 5/8″-18 inverted flare, deep thread
Helps simplify transmission cooler installation
Allows for auxiliary transmission cooler installation without cutting OE lines
Crafted from high-quality material that makes it durable and longer-lasting
A high quality, direct fit OE replacement
Easily connects the transmission cooler line to the cooler hose
Hose clamps required

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$17.99

Manufactured with premium-grade steel, National® taper bearing cones feature crowned raceways and rollers to ensure even load distribution.

Product Features:

PREMIUM MATERIALS — Precision manufactured using premium-grade steel for outstanding durability and performance
SMOOTH ROTATION — Crowned raceways and rollers for even load distribution
OE-STYLE DESIGN — Engineered to meet OE specifications
COMPREHENSIVE COVERAGE — Industry-leading coverage for domestic and import applications
RIGOROUS TESTING – Comprehensive testing throughout design and development processes by National engineers for quality you can count on

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$81.87

AT Solenoid

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$309.99

Features include NHRA/ IHRA reverse lockout, backup light switch, neutral safety switch, polished T-handle. Cable operated for quick installation and accurate shifting. For 2 and 3 speed applications.

Product Features:

Base Trims For Custom Fit
Cable Operated
Quick Installation
Accurate Shifting
NHRA/IHRA Reverse Lockout Meets Requirements
Includes Neutral Safety Switch
Polished Aluminum. T-Handle and Cable

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$39.99

This replacement transmission oil pan is a direct replacement for a damaged original equipment transmission pan. Made of quality materials, it’s designed for reliable, leak-free service. Every Dorman part is backed by over 100 years of experience, along with a dedicated team of product experts, automotive engineers and technical support specialists based in the United States. We are passionate about giving repair professionals and vehicle owners greater freedom to fix cars and trucks, which is why we have more than 100,000 parts in our catalog today and promise to never stop driving new solutions.

Product Features:

Ideal replacement – this transmission oil pan matches the fit and function of the original pan for a trouble-free replacement.
Durable construction – this transmission oil pan is made of quality materials for durability and leak-free performance.
Cost-effective solution – offers original equipment performance at competitive price
Quality tested – this part has undergone try-on testing to ensure a quality fit

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$62.99

This transmission range sensor is designed to match the fit and function of the original sensor on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

Direct replacement – this transmission range sensor is designed to match the fit and function of the original sensor on specified vehicles.
Ideal solution – this sensor is a reliable replacement for an original part that has failed due to fatigue or electrical malfunction
Durable construction – this sensor is made from quality components to ensure reliable performance and a 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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$36.49

High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution

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$158.99

AT OVERHAUL KIT

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$24.85

AT Pump Seal

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$149.99

A true performance application component for cars, trucks, hot rods, racing/competition, yet popularly used for street vehicles when more horsepower is added. Soft running enough to absorb vibrations for street use yet rugged for racing use. Helps control torque on high performance vehicles. Maintains proper drive shaft angle to help prevent early wear and unexpected power train damage. Replaces the original, short lived and typically too-soft rubber mounts and outdates those hard-running metal transmission mounts. Resistant to under vehicle fluid oils, coolants and road contaminants. Made of Energy’s Hyper-Flex performance polyurethane and heavy duty hardware – for added durability.

Product Features:

Unique Safety Interlock Design
Impervious to Vehicle Oils and Chemicals
Strong Enough Too Handle High Performance

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$12.99

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

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$4.99

Product Features:

Brand may vary by location

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$62.99

CARQUEST premium engine management products provide the right automatic transmission speed sensor for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions. Designed to meet OE quali

Product Features:

Lifecycle tested to meet or exceed OE specifications
Direct OE replacement
High strength thermoplastic is resistant to shock, temperature and chemicals. Also protects internal components from moisture and contaminants.
Global coverage for import and/or domestic applications.

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$11.49

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.

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$321.99

AT MASTER REPAIR KIT

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$27.99

This automatic transmission dipstick is designed to match the fit and function of the original dipstick on specified vehicles, and is engineered for durability and reliable performance..

Product Features:

Direct replacement – this automatic transmission dipstick is designed to match the fit and function of the original dipstick on specified vehicles..
Restores functionality – reliable replacement for an original dipstick that has bent or broken 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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$24.99

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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$10.29

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

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$66.05

High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:

Designed to OE standards for ease of installation
BWD is a global manufacturer of emission components, complete quality control is maintained through the manufacturing process from componentry to finished product

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$65.99

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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$7.29

Value-priced bearing meets all cataloged application requirements.

Product Features:

Brand may vary by location

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$10.79

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
Unsurpassed quality you can trust
Validated for fit, form and function
Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

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$65.99

Product Features:

Imperial Econo-Kool« tube and fin transmission cooler
Size: 3/4″ x 10″ x 15-7/8″
Class “A” motor homes, large travel trailers, 5th-wheel trailers
GVWR up to 26,000 lbs.; towing up to 10,000 lbs.
Compatible with OEM cooler systems
Ultrasonically soldered for reliability
100% pressure testing to 150 PSI for quality assurance
High efficiency turbulators

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$49.49

Premium quality materials for longer service life
Sealed connections (where applicable) to prevent environmental corrosion and performance issues
Global coverage for import and/or domestic applications
OE specified wire gauge to ensure a reliable electrical connection
Designed to meet or exceed OE specifications in form, fit and function

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$8.29

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

from

$101.99

AT SHIFT KIT

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$72.99

AT SHIFT KIT

Upgrade your 2003 Ford Mustang with Top-Quality Transmission Parts

When it comes to maintaining or upgrading your 2003 Ford Mustang, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Ford or enhancing its overall performance, Transmission Parts are key to keeping your Mustang functioning at its best. At Advance Auto Parts, we offer a wide selection of 137 Transmission Parts for the 2003 Ford Mustang, designed to meet your needs without breaking the bank. From Transmission Mount replacements to Automatic Transmission 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 Transmission 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 Transmission Parts for your 2003 Ford Mustang at great prices. Our Transmission Parts inventory for this model ranges from just $2.99 to $2,226.99, with an average price of $109.14. Our 137 Transmission Parts in stock come from 26 trusted brands, so you’re sure to find the right part for your 2003 Ford Mustang 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 2003 Ford Mustang, we stock popular OEM and aftermarket Transmission Parts from top names like Permatex, Imperial, National, and more. Permatex Transmission Parts start at just $6.99 and boast an impressive 5 stars average rating from customers. Imperial and National also bring quality to the table, with Transmission Parts available starting at $7.79, and at an average 4 stars rating. With 1,547 customer reviews and counting, our 2003 Ford Mustang Transmission 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 Transmission Part upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 2003 Ford Mustang is always ready to roll. We’re committed to providing you with everything you need to keep your Mustang in top shape, all in one place. Start shopping confidently below for your 2003 Ford Mustang!

Best-Selling Transmission Mounts for 2003 Ford Mustangs

Enhance the driving experience in your Ford with 3 quality Transmission Mount components, starting at $69.99.

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$69.99

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 FORD 99-04;. 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: 1999-2004
Weight approx: 3 Lbs

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$149.99

Unique Safety Interlock Design
Impervious to Vehicle Oils and Chemicals
Strong Enough Too Handle High Performance

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$94.92

Transmission Mount

Most Popular 2003 Ford Mustang Automatic Transmission Parts

Customize your Ford with 12 Automatic Transmission Parts products like Transmission Solenoids, Transmission Dipsticks, and Remanufactured Automatic Transmissions, all priced under $2,226.99.

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$188.99

AT CONTR SOLENOID

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$81.87

AT Solenoid

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$33.99

This automatic transmission dipstick tube is designed to match the fit and function of the original dipstick tube on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

Direct replacement – this automatic transmission dipstick tube is designed to match the fit and function of the original dipstick on specified vehicles.
Restores functionality – reliable replacement for an original dipstick tube that has failed due to fatigue and corrosion
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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$2226.99

At Shift Pro Inc, fully remanufactured transmissions go beyond the name. So, what’s in that name to start? Pro Engineering: your transmission has been re-engineered to meet or exceed OE standards for tolerances, durability, and quality. Pro Performance: upgraded components and a fully remanufactured torque converter add to enhanced durability over your transmission’s lifetime. Pro Performance: hot-, cold-, load-, and simulated road-tested on custom dynamometers, your transmission is ready to go, wherever you’re headed.

Product Features:

Fully tested torque converter included. Shift Pro Inc tests for leaks, lock-up, concentricity, and balance to eliminate the possibilities of front seal leaks, premature bushing wear, and vibration.
All dynamometer testing is conducted with Shift Pro Inc’s custom testing program for at least 30 minutes.
During dynamometer testing, Shift Pro Inc transmissions are cold, hot, load, and road tested using a fully synthetic transmission fluid and filtration system.
All wear-prone valves in the completely remanufactured valve body are restored to stringent specifications and vacuum tested to verify proper function.
Shift Pro Inc’s quality control process includes build specification checks performed by four different specialized technicians during the remanufacturing process.
No paperwork or registration is required with Shift Pro Inc’s warranty. Each no-hassle warranty is attached to the vehicle VIN and transferrable with ownership.
Product might not be available in all states due to local laws.

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$2226.99

Fully tested torque converter included. Shift Pro Inc tests for leaks, lock-up, concentricity, and balance to eliminate the possibilities of front seal leaks, premature bushing wear, and vibration.
All dynamometer testing is conducted with Shift Pro Inc’s custom testing program for at least 30 minutes.
During dynamometer testing, Shift Pro Inc transmissions are cold, hot, load, and road tested using a fully synthetic transmission fluid and filtration system.
All wear-prone valves in the completely remanufactured valve body are restored to stringent specifications and vacuum tested to verify proper function.
Shift Pro Inc’s quality control process includes build specification checks performed by four different specialized technicians during the remanufacturing process.
No paperwork or registration is required with Shift Pro Inc’s warranty. Each no-hassle warranty is attached to the vehicle VIN and transferrable with ownership.
Product might not be available in all states due to local laws.

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$2226.99

Fully tested torque converter included. Shift Pro Inc tests for leaks, lock-up, concentricity, and balance to eliminate the possibilities of front seal leaks, premature bushing wear, and vibration.
All dynamometer testing is conducted with Shift Pro Inc’s custom testing program for at least 30 minutes.
During dynamometer testing, Shift Pro Inc transmissions are cold, hot, load, and road tested using a fully synthetic transmission fluid and filtration system.
All wear-prone valves in the completely remanufactured valve body are restored to stringent specifications and vacuum tested to verify proper function.
Shift Pro Inc’s quality control process includes build specification checks performed by four different specialized technicians during the remanufacturing process.
No paperwork or registration is required with Shift Pro Inc’s warranty. Each no-hassle warranty is attached to the vehicle VIN and transferrable with ownership.
Product might not be available in all states due to local laws.

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$2144.00

Our Remanufactured Transmissions include torque convertors, trans is completely dismantled & checked then reassembled to spec for tolerances, vacuum, seal & balance, all wear parts replaced & sim tested.

Product Features:

Our Remanufactured Transmissions include torque convertors, trans is completely disassembled & checked then reassembled to spec for tolerances, vacuum, seal & balance, all wear parts replaced & sim tested.
If we have important installation information it will be included on tags or in the paperwork packaged with your transmission.
Transmissions are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
All of our transmissions are Dyno tested to ensure the highest standard of trouble free service and longevity.

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$2038.00

Our Remanufactured Transmissions include torque convertors, trans is completely disassembled & checked then reassembled to spec for tolerances, vacuum, seal & balance, all wear parts replaced & sim tested.
If we have important installation information it will be included on tags or in the paperwork packaged with your transmission.
Transmissions are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
All of our transmissions are Dyno tested to ensure the highest standard of trouble free service and longevity.

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$2035.00

Our Remanufactured Transmissions include torque convertors, trans is completely disassembled & checked then reassembled to spec for tolerances, vacuum, seal & balance, all wear parts replaced & sim tested.
If we have important installation information it will be included on tags or in the paperwork packaged with your transmission.
Transmissions are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
All of our transmissions are Dyno tested to ensure the highest standard of trouble free service and longevity.

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$1819.99

While we do not sell this item online, it can be ordered from one of our 3,500 store locations. Please see our Store Locator to find the store nearest you. Please note: Online promotions and discounts are not applicable to this item. Moveras Remanufactured Transmissions manufactures automatic transmissions for virtually every vehicle on the road. We are committed to remanufacturing transmissions to the same standards and methodologies used for OEM transmissions. Each Moveras transmission is produced in a World Class manufacturing facility. Our entire process has been developed from scratch, utilizing LEAN manufacturing principles. Our transmissions are produced in a Clean Room environment. Every transmission is built to the same exacting standards by using a precisely documented and controlled process.

Product Features:

Product might not be available in all states due to local laws.

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$58.99

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$27.99

Direct replacement – this automatic transmission dipstick is designed to match the fit and function of the original dipstick on specified vehicles..
Restores functionality – reliable replacement for an original dipstick that has bent or broken 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

Top Picks for 2003 Ford Mustang Transmission Seals

Upgrade Ford Mustangs with top-quality Transmission Seals parts, including 25 OEM and aftermarket selections for your 2003 model.

show more show less

from

$11.99

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

from

$8.49

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

from

$15.99

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

from

$11.99

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

from

$2.99

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

from

$12.79

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

from

$14.79

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

from

$17.99

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

from

$9.29

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

from

$22.49

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

from

$6.79

Value-priced seal meets all cataloged application requirements.

Product Features:

Brand may vary by location

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$25.99

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$7.99

Product Features:

Brand may vary by location

from

$6.49

Product Features:

Brand may vary by location

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$225.99

ManTransBrg-SealKit

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$56.99

REPAIR SLEEVE

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$56.99

REPAIR SLEEVE

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$20.99

AT OIL PUMP SEAL

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$17.49

AT Pump Seal

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$15.49

SHAFT SEAL

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$14.29

SHAFT SEAL

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$13.02

Output Shaft Seal

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$12.99

AT EXT HOUSING SEAL

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$7.79

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$4.99

ManTransOtptShftSeal

In-Demand Transmission Cooler and Parts for 2003 Ford Mustangs

Select from 9 premium Transmission Cooler and Parts parts for your 2003 Ford Mustang, with prices ranging from $39.99 to $85.99.

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$85.99

Product Features:

Imperial high-performance transmission cooler
Size: 3/4″ x 10″ x 15-7/8″
SAE 45-degree fittings for maximum reliability
Electrostatic powder-coated to prevent corrosion
SAE 45 degree fittings for maximum reliability
Electrostatically powder coated to prevent corrosion
All aluminum lightweight construction

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$73.99

The Imperial Maxi-Cool® XL’s plate and fin design offer excellent cooling efficiency in a compact, space-efficient design.

Product Features:

Imperial Maxi-Cool® plate and fin transmission cooler
Size: 3/4″ x 11″ x 7-1/2″
Mid-size and full-size cars, pickups
GVWR up to 20,000 lbs.; towing up to 2,500 lbs.

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$59.99

Product Features:

Imperial Rapid-Cool« plate and fin transmission cooler
Size: 3/4″ x 11″ x 6″
Sub-compact to compact cars
GVWR up to 18,000 lbs.
Compatible with OEM cooler systems

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$54.99

Product Features:

Imperial Econo-Kool« tube and fin transmission cooler
Size: 3/4″ x 5″ x 15-7/8″
Compact and mid-size cars
GVWR up to 16,000 lbs.; towing up to 2,500 lbs.
Compatible with OEM cooler systems
Ultrasonically soldered for reliability
100% pressure testing to 150 PSI for quality assurance
High efficiency turbulators

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$39.99

Product Features:

Imperial Econo-Kool« tube and fin transmission cooler
Size: 3/4″ x 5″ x 12-1/2″
Sub-compact to compact cars
GVWR up to 12,000 lbs.
Compatible with OEM cooler systems
Ultrasonically soldered for reliability
100% pressure testing to 150 PSI for quality assurance
High efficiency turbulators

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$80.99

Product Features:

Imperial Rapid-Cool« plate and fin transmission cooler
Size: 3/4″ x 11″ x 9-1/2″
Pickup trucks and vans, class “C” motor homes, travel trailers to 24′
GVWR up to 24,000 lbs.; towing up to 5,000 lbs.
33% more efficient than a comparable tube and fin design

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$52.99

Product Features:

Mid-size and full-size cars, pickups
GVWR up to 18,000 lbs.; towing up to 3,500 lbs
Compatible with OEM cooler systems
Ultrasonically soldered for reliability
100% pressure testing to 150 PSI for quality assurance
High efficiency turbulators

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$81.99

High Performance Transmission Oil Cooler 3/4″ x 7-1/2″ x 15-1/2″. Heavy duty. Black. Imperial High Performance coolers are designed to provide outstanding cooling as well as complement other high-performance accessories.

Product Features:

Imperial high-performance transmission cooler
Size: 3/4″ x 7-1/2″ x 15-7/8″
SAE 45-degree fittings for maximum reliability
Electrostatic powder-coated to prevent corrosion

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$67.99

Product Features:

Imperial high-performance transmission cooler
Size: 3/4″ x 7-1/2″ x 12-1/2″
SAE 45-degree fittings for maximum reliability
Electrostatic powder-coated to prevent corrosion
SAE 45 degree fittings for maximum reliability
Electrostatically powder coated to prevent corrosion
All aluminum lightweight construction

Most Sold 2003 Ford Mustang Automatic Transmission Pan and Gaskets

Explore our best-selling Ford parts for the 2003 Mustang among 13 OEM and aftermarket options starting from $5.19.

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$11.49

Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.

Product Features:

High torque and rigidity
Sensor-safe, non-corrosive formula
OEM specified
Low-odor, non-corrosive formula
Ideal for closed spaced bolt patterns

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$6.99

High torque and rigidity
Sensor-safe, non-corrosive formula
OEM specified
Low-odor, non-corrosive formula
Ideal for closed spaced bolt patterns

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$39.99

Ideal replacement – this transmission oil pan matches the fit and function of the original pan for a trouble-free replacement.
Durable construction – this transmission oil pan is made of quality materials for durability and leak-free performance.
Cost-effective solution – offers original equipment performance at competitive price
Quality tested – this part has undergone try-on testing to ensure a quality fit

from

$8.49

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
Unsurpassed quality you can trust
Validated for fit, form and function
Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes

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$19.99

Permatex’s The Right Stuff 1 Minute Series offers the fastest return to service in just 1 minute! This leak-proof, elastomeric “Formed-in-place” material is more reliable and longer lasting than pre-cut gaskets. It is blowout resistant and protects against leaks and seepage caused by vibration and thermal expansion. The Right Stuff 1 Minute Grey is specified for high torque and high vibration applications and is formulated to meet or exceed performance standards for long-term sealability, durability and handling.

Product Features:

Designed to perform under higher torque loads associated with engines having closely spaced bolt patterns
Sensor-safe, non-corrosive, RTV silicone
Protects against leaks caused by vibration and thermal expansion
Meets performance specs of OE silicone gaskets
Quickly returns vehicle to service in just 1 minute

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$16.99

Permatex’s The Right Stuff 90 Minute Series offers the fastest return to service in a in just 90 minute! This leak-proof, elastomeric “Formed-in-place” material is more reliable and longer lasting than pre-cut gaskets. It is blowout resistant and protects against leaks and seepage caused by vibration and thermal expansion. The Right Stuff 90 Minute Grey is specified for high torque and high vibration applications and is formulated to meet or exceed performance standards for long-term sealability, durability and handling.

Product Features:

Designed to perform under higher torque loads associated with engines having closely spaced bolt patterns
Sensor-safe, non-corrosive, RTV silicone
Protects against leaks caused by vibration and thermal expansion
Meets performance specs of OE silicone gaskets
Quickly returns vehicle to service in just 90 minutes

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$38.99

REUSABLE AT PAN GSKT

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$28.49

Specifically designed to perform under higher torque loads associated with engines having closely spaced bolt patterns (typically import vehicles). This product is blowout resistant, allowing leakproof gaskets to be made and put into service in just one minute. Sensor-safe, The Right Stuff GREY seals instantly, forming a reliable, long lasting elastomeric rubber gasket that outperforms pre-molded gaskets. Specified by major import OEMs, this material is resistant to powertrain fluids (oil, coolant and ATF) and operates in environments to 450°F (232°C) continuous; 500°F (260°C) intermittent.

Product Features:

Ideal for rigid cast aluminum parts
Meets OEM Specifications
Sensor safe & non-corrosive
Performs under higher torque loads associated with engines having closely spaced bolt patterns (typical of import vehicles)
Blowout resistant, allowing leakproof gaskets to be made in just one minute
Seals instantly, forming a reliable, long lasting elastomeric rubber gasket
Superior resistance to powertrain fluids including engine oil, transmission fluid, gear lube and coolants
Temperature range -60°C to 260°C (-75°F to 500°F) intermittent
Applications: Automotive, industrial and marine gaskets, valve covers, gearbox covers, pumps, compressors, oil pans, thermostat housings, water pumps, etc.

from

$5.49

AT OIL PAN GASKET

from

$32.99

OEM specified. Designed specially for high-torque and high vibration applications, like those common in import engines, this premium RTV gasket maker exceeds manufacturers’ performance requirements. Sensor-safe, low odor, and non-corrosive. Maximum vibration resistance, with outstanding resistance to oils, cooling and shop fluids. Temperature range -65ºF to 500ºF (-54 Deg. C to 260 Deg. C) intermittent.

Product Features:

Designed specially for high-torque and high vibration applications
Maximum vibration resistance with outstanding resistance to oils, cooling and shop fluids
OEM specified
Low-odor, non-corrosive formula
Temperature Range: -65 Deg. F to 500 Deg. F (-54 Deg. C to 260 Deg. C)

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$26.99

AT Pan Gasket

from

$339.99

Additional Oil Capacity
More Cooling Ability
No Dipstick Modification
Some Include Fluid Pickup Extension
Built-In Drain Plugs
Cast Aluminum

from

$5.19

Oil Drain Plug Gaske

Top-Rated Transmission Parts Brands For Your 2003 Ford Mustang

Shop for the best-rated brands offering Transmission Parts and other products for your 2003 Ford Mustangs. Below you’ll find some of our best rated Transmission Parts from Permatex, Imperial, and National, and more. Transmission Parts from these brands that fit a 2003 Mustang start at just $6.99 and are rated as high as 5 stars. OEM and aftermarket Transmission Parts don’t get more top quality, durable, and affordable than from the brands below.

Popular Permatex 2003 Ford Mustang Transmission Parts

When it comes to maintaining or upgrading your 2003 Ford Mustang, using quality Transmission Parts is essential to ensure durability and a perfect fit. Permatex ticks all of those boxes. We offer a wide selection of Permatex Transmission Parts, specifically designed for the 2003 Ford Mustang. With over 6 Permatex brand Transmission Parts in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $6.99, with an average price of just $19.49. Plus, with over 106 customer reviews and an average rating of 5 stars, you can trust that our Permatex Transmission 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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$16.99

This product is not rated

The Right Stuff: Grey, 90 Minute Gasket Maker, 3 OZ

“”

from
$28.49

This product is not rated

The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge

“”

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$32.99

This product is not rated

Ultra Grey RTV Gasket Maker (9.5 oz.)

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Popular Imperial 2003 Ford Mustang Transmission Parts

Imperial auto parts is one of the highest quality Transmission Part brands in the market. Any 2003 Ford Mustang owner should feel confident when installing genuine Imperial parts in their vehicle. To ensure the best fit and performance for your 2003 Mustang, Advance Auto Parts carries a full inventory of 10 Imperial Transmission Parts. Plus you will be keeping your Ford in peak condition while saving money because prices on these Imperial Transmission Parts range from $10.99 to $85.99, plus, with more than 117 customer reviews and an impressive 4 stars average rating, you can be confident the Fram Transmission Parts below will deliver on both quality and value.

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$85.99

(4)

High Performance Transmission Oil Cooler

“good quality,easy to install.”

from
$67.99

This product is not rated

High Performance Transmission Oil Cooler

“”

from
$73.99

(7)

Maxi-Kool® XL Transmission Oil Cooler

“this transmission oil cooler is replacing my one on my 2000 dodge dakota its priced right mid size and easy to put in the ome one is 250 this is 60 an”

FAQs for 2003 Ford Mustang Transmission Parts

Which Transmission Parts are best-sellers for 2003 Ford Mustangs?

Out of 137 Transmission Parts that fit 2003 Ford Mustangs, the following parts are the top sellers:

Sensor-Safe, High-Torque RTV Silicone Gasket Maker (7160017) – $11.49
Taper Bearing Set (5050537) – $10.29
Cylindrical Bearing (15050070) – $22.99

What’s the price range for 2003 Ford Mustang Transmission Parts?

Transmission Part prices for the 2003 Ford Mustang start at $2.99 and go up to $2,226.99 for the most premium parts.

What’s the average price of a Transmission Part for a 2003 Ford Mustang?

The average price for Transmission Parts for the 2003 Ford Mustang is $109.14. Keep in mind the variety of part types within our Transmission 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 Transmission Parts for other Ford Mustang model years?

Yes, we currently carry Transmission Parts for 55 model years of Ford Mustangs between 1964 and 2024. Transmission Parts are bought most frequently for the following model years: 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2015, and 2014.

What are the cheapest Transmission Parts for my 2003 Ford Mustang?

The cheapest 2003 Ford Mustang Transmission Parts we carry in stock are:

Oil Seal (5440602) – $2.99
Tapered Roller Bearing (10659703) – $3.99
TCaseShiftForkInsert (12008219) – $3.99
ManTransOtptShftSeal (12008328) – $4.99
Oil Drain Plug Gaske (12108480) – $5.19

What are the top-rated Transmission Parts that fit the 2003 Ford Mustang?

Out of 1,547 reviews by customers, our 2003 Ford Mustang Transmission Parts have an average customer rating of . These are some of the highest-rated Transmission Part types for the 2003 Ford Mustang and their top-rated products:

Transmission Bearings
- Bearings (5052505) – $14.79
- Bearings (3277402) – $10.49
- Cylindrical Bearing (15050070) – $22.99
Transmission Connectors
- Bearings (5052505) – $14.79
- Bearings (3277402) – $10.49
- Cylindrical Bearing (15050070) – $22.99
Automatic Transmission Pan and Gaskets
- Bearings (5052505) – $14.79
- Bearings (3277402) – $10.49
- Cylindrical Bearing (15050070) – $22.99

What types of Transmission Parts do you sell for my 2003 Ford Mustang?

As of 2/5/25, these are some of the most in-demand types of Transmission Parts for a 2003 Ford Mustang:

Can I get help with 2003 Ford Mustang Transmission Part orders?

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

What is your return policy for Ford Mustang Transmission Parts?

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

2003 Ford Mustang Transmission Parts

B & M – Cast Deep Transmission Pan For AOD/AODE/ and 4R70W Transmission (Part No.40291)

Imperial – Transmission Line Fitting Kit (Part No.240395)

National – Taper Bearing Cone (Part No.LM501349)

Vemo – AT Solenoid (Part No.J4006366280VMO)

B & M – Automatic Shifter, StarShifter (Part No.80675)

Dorman – Transmission Oil Pan: Direct Fit, Steel, 17 Quart (Part No.265-813)

Dorman – Transmission Range Sensor (Part No.511-100)

Carquest Premium – Back Up Light Switch (Part No.SBA4498)

ATP – AT OVERHAUL KIT (Part No.FGS-37)

Timken – AT Pump Seal (Part No.J50731175841TIM)

Energy Suspension – Transmission Mount (Part No.4.1128R)

Driveworks – Oil Seal (Part No.S-2658)

Driveworks – Auto Transmission Extension Housing Seal (Rear Seal) (Part No.S-4764)

Carquest Premium – Automatic Transmission Speed Sensor (Part No.SNA1007)

National – Multi Purpose Seal (Part No.711059)

ATP – AT MASTER REPAIR KIT (Part No.LM-4)

Dorman – Help – Transmission Oil Dipstick (Part No.921-268)

National – Shaft Repair Sleeve (Part No.99138)

Driveworks – Oil Seal (Part No.S-7300S)

Carquest – Automatic Transmission Control Solenoid (Part No.S9869)

Carquest Premium – Back Up Light Switch Connector (Part No.PTA3195)

Driveworks – Taper Bearing Set (Part No.S-A-16)

Felpro – Transmission Oil Pan Gasket (Part No.TOS 18107)

Imperial – Econo-Kool® Transmission Oil Cooler (Part No.241018)

Carquest Premium – Neutral Safety Switch Connector (Part No.PTA1235)

National – Multi Purpose Seal (Part No.313156)

ATP – AT SHIFT KIT (Part No.FK-7)

ATP – AT SHIFT KIT (Part No.FK-6)

Anchor – Transmission Mount: Rear, 1 Piece (Part No.3164)

Energy Suspension – Transmission Mount (Part No.4.1128R)

Autopart International Inc – Transmission Mount (Part No.J60002803384API)

ATP – AT CONTR SOLENOID (Part No.FE-23)

Vemo – AT Solenoid (Part No.J4006366280VMO)

Dorman – Help – Transmission Dipstick Tube: Direct Replacement, Carbon Steel (Part No.921-267)

Shift Pro by ETE – 4R70W Automatic Transmission Assembly (Part No.T160668)

Shift Pro by ETE – 4R70W Automatic Transmission Assembly (Part No.T160652)

Shift Pro by ETE – 4R70W Automatic Transmission Assembly (Part No.T160653)

Spartan – Automatic Transmission Assembly; Ford RWD 4R70W 4-Spd (Part No.6079AA-63)

Spartan – Automatic Transmission Assembly; Ford RWD 4R70W 4-Spd (Part No.6115AA-60)

Spartan – Automatic Transmission Assembly; Ford RWD 4R70W 4-Spd (Part No.6089AA-63)

Moveras – 4R70W – Automatic Transmission (Part No.M00103)

Carquest Premium – Automatic Transmission Control Solenoid (Part No.SBA4938)

Dorman – Help – Transmission Oil Dipstick (Part No.921-268)

National – Multi Purpose Seal (Part No.4765)

National – Multi Purpose Seal (Part No.7692S)

National – Multi Purpose Seal (Part No.710426)

National – Multi Purpose Seal (Part No.3604)

Driveworks – Oil Seal (Part No.S-7692S)

National – Multi Purpose Seal (Part No.4764)

National – Multi Purpose Seal (Part No.3404)

National – Multi Purpose Seal (Part No.710431)

National – Multi Purpose Seal (Part No.7929S)

National – Multi Purpose Seal (Part No.5202)

Driveworks – Oil Seal (Part No.S-7412S)

National – Multi Purpose Seal (Part No.710802)

Driveworks – Manual Transmission Output Shaft Seal (Part No.S-710431)

Driveworks – Manual Transmission Output Shaft Seal (Part No.S-710426)

USA Standard Gear – ManTransBrg-SealKit (Part No.75179)

FAG US – REPAIR SLEEVE (Part No.SR3506)

FAG US – REPAIR SLEEVE (Part No.SR3501)

ATP – AT OIL PUMP SEAL (Part No.LO-29)

SKF – AT Pump Seal (Part No.J5073366517SKF)

FAG US – SHAFT SEAL (Part No.SS3054)

FAG US – SHAFT SEAL (Part No.SS2664)

SKF – Output Shaft Seal (Part No.J1157325687SKF)

ATP – AT EXT HOUSING SEAL (Part No.LO-42)

National – Multi Purpose Seal (Part No.711060)

USA Standard Gear – ManTransOtptShftSeal (Part No.70188)

Imperial – High Performance Transmission Oil Cooler (Part No.240516)

Imperial – Maxi-Kool® XL Transmission Oil Cooler (Part No.243007)

Imperial – Plate and Fin Style Trans Cooler 3/4" x 5-7/8" x 11" Light Duty (Part No.243006)

Imperial – Econo-Kool® Transmission Oil Cooler (Part No.242010)

Imperial – Econo-Kool® Transmission Oil Cooler (Part No.242009)

Imperial – Plate and Fin Style Trans Cooler 3/4" x 9-1/2" x 11" Heavy Duty (Part No.243008)

Imperial – Econo-Kool® Transmission Oil Cooler (Part No.242012)

Imperial – High Performance Transmission Oil Cooler (Part No.240514)

Imperial – High Performance Transmission Oil Cooler (Part No.240512)

Permatex – Sensor-Safe, High-Torque RTV Silicone Gasket Maker (Part No.82194)

Permatex – Sensor-Safe, High Torque RTV Silicone Gasket Maker (Part No.22074)