Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
Availability
2003 FORD F-150 Parts and Accessories
Showing In Stock Items. Show All 196 Items.
Eaton Detroit Truetrac Differentials
Eaton Detroit Truetrac differentials use a patented design of parallel-axis planetary helix gears to provide a quiet, automatic splitting of torque. They perform like a limited-slip differential under normal driving conditions, automatically transferring torque to the wheel with better traction when ground conditions warrant. These replacement units are available for dozens of axle applications.
( 510 )
$749.99
Summit Racing™ Battery Pro Packs
Summit Racing™ battery Pro Packs combo an Optima RedTop battery, Painless battery cable kit, and a tray/hold-down kit for a complete install in your vehicle. The high performance AGM RedTop is Optima's ultimate starting battery designed to deliver a strong burst of ignition power for a reliable start-up every time. The batteries offer longer life, more vibration resistance, no maintenance, and are virtually spill proof and mountable in most any position. Painless Performance battery cable kits include a red 1-gauge positive and a black 1-gauge negative cable with lightweight abrasion-resistant insulation capable of handling over 250 amps and heavy-duty terminals already installed, side post adapters, and high-amp crimp ring terminals. Their 16 ft. length make them ideal for trunk-mounted batteries and custom installs. The battery tray/hold-downs are made from premium aluminum and chosen to match the battery in the Summit Racing™ Pro Pack selected.
Not Yet Reviewed
$540.97
DeatschWerks Fuel Injectors
DeatschWerks fuels your passion for performance with fuel injectors specifically designed and engineered for your Sport Compact, Modern Muscle, and European vehicles. DeatschWerks fuel injectors are manufactured to fit your OE harness, fuel rail, and manifold. Because they are application-specific, you'll spend less time installing and tuning, so you can spend more time enjoying the increased performance of your ride! They provide an excellent spray pattern and atomization for optimized idle and tuning. Each set is flow-matched both statically and dynamically, and flow-balanced to within one to two percent. A flow report is included with each set of DeatschWerks fuel injectors.
( 70 )
$539.00
—
$719.00
Flex-A-Lite Direct-Fit Dual Electric Fans
Flex-A-Lite direct-fit dual electric fans were designed specifically for the cooling demands of big trucks. Vehicles equipped with these rugged fans have recorded gains in horsepower and boost in fuel economy. Other features and benefits include dual 15 in. diameter electric fans, a nylon shroud, quicker warms-ups and cool-downs, quieter operation, and a whopping 5,500 cfm maximum airflow rating. All necessary mounting hardware is included for installation.
( 15 )
$636.99
Summit Racing™ Positraction Differential Carriers
Summit Racing™ Positraction differential carriers deliver aggressive, yet smooth, controllable traction. Our carriers feature nodular iron cases, forged steel internals, strong teeth—and they're fully rebuildable. We offer fitments for dozens of axle models. Whether replacing or upgrading, Summit Racing™ Positraction differential carriers will put power to the pavement, providing the confidence and performance you need.
( 50 )
$568.99
—
$629.99
Yukon Gear & Axle Dura Grip Positraction Carriers
Yukon Gear & Axle Dura Grip positraction carriers offer great traction and strength, and yet are not overly aggressive for the streets. These nodular iron or steel replacements are 4-spring, Raybestos composite, clutch-style, limited-slip carriers—with internal gears machined from forged 4320 steel with stronger teeth. Assembled in the USA, the Yukon differential carriers are rebuildable, allowing for repairs or modifications without buying a new unit. They're available for fitment with nearly two dozen axle models. What are you using to transfer power? Choose smooth operation with strong lockup abilities to transfer torque—benchmarks of the Yukon Gear & Axle Dura Grip positraction carriers.
( 140 )
$662.00
Fluidyne Intercoolers and Heat Exchangers
Fluidyne heat exchangers and intercoolers are designed to keep your turbocharged or supercharged engine working at optimum levels. A cooler intake charge means more power from your engine. These units are made from aluminum and precision-welded for maximum efficiency and durability. The coolers use mounting tabs welded to the outer case for a simple installation. Order the size or model recommended for your application.
( 9 )
$561.00
On Sale
Summit Bucks
Mishimoto Performance Radiators
Mishimoto performance radiators are designed and engineered to maximize cooling efficiency, boost engine functions, and, most of all, protect your engine from overheating. Many stock radiators can't handle the additional heat that comes higher horsepower levels. So, swap out your stock radiator for an all-aluminum Mishimoto. Key features and benefits of Mishimoto performance radiators include: * Available for universal and exact fit applications (no cutting or modifications required) * All-aluminum construction for optimal heat dissipation, improved strength, and reliability * Increased cooling capacity due to their massive core size * 100 percent brazed aluminum core for minimal distortion, low stress, and clean joints * Available in various sizes with 2-row or 3-row cores * TIG-welded for clean, strong welds and increased durability * Magnetic drain plugs capture metallic debris or fragments * Included high-pressure 1.3 bar cap raises the coolant boiling point for greater safety and efficiency * Automatic transmission and accessory coolers included where applicable
( 336 )
$576.67
On Sale
DiabloSport Trinity 2 MX Performance Monitors
DiabloSport Trinity 2 MX performance monitors are one of the best upgrades you can add to your ride! These advanced digital gauge solutions feature eye-catching, 5 in. capacitive-touch screens that give you the sharpest graphic display available—so you can keep a close eye on your vehicle while improving the aesthetics of your dash. An all-new, high-speed processor provides easy swipe gestures and navigation throughout the product, resulting in a user experience that will be like nothing else in the automotive aftermarket. DiabloSport Trinity 2 MX performance monitors feature: * Full-color, high-definition 5 in. touchscreen * High-speed data logging with export capability * Customizable gauge screen "layouts" allow you to create and customize numerous layouts containing up to 5 different gauge screens per layout * One-Touch, easy menu navigation * Composite video input for backup camera * Read and clear diagnostic trouble codes * Multi-vehicle licenses available * Swipe the screen left or right to toggle between user-selected gauge screens within a layout * Custom color mixer to customize gauge arcs, backgrounds * Switch between imperial or metric units of measure * Performance tests like 1/4 mile, 0 to 60 mph
( 1 )
$685.95
$616.95
Stifflers Suspension Long Bar Traction Systems
Stifflers Suspension long bar traction systems get you hooked up with power-to-the-ground performance. The systems feature extra-strong and stiff chromoly bars that are adjustable and equipped with high-strength rod ends to hold up against the most demanding conditions. Stifflers has developed a selection of systems to up the performance of your older or newer Ford F-150 truck. Stop spinning your wheels and get a grip with Stifflers long bar traction systems. Stifflers F-150 long bar traction systems offer: * Quicker weight transfer * Decrease 60 ft. times * Reduce wasted horsepower * More responsive and repeatable suspension tuning
( 8 )
$589.95
JBA Performance Exhaust Cat4ward Headers
Increase your horsepower and torque with JBA Cat4ward headers! They are designed with 3/8 in. thick laser-cut flanges, mandrel-bent primary tubes, and feature JBA's patented Firecone merge collectors. They're available in either steel or 409 stainless steel and are offered in a chrome plated or high-temperature silver ceramic finish for most applications. JBA includes premium-quality mounting hardware and instructions for the installation and, unless otherwise noted, these headers are designed to fit the vehicle as it came from the manufacturer. This would include components such as cylinder heads, chassis, steering, motor mounts, body mounts, bushings, etc. If aftermarket components, parts from other applications, or custom-altered parts are used on your vehicle, it is the installer's responsibility to verify fitment.
( 486 )
$547.45
—
$670.50
XS Power Titan8 Lithium Batteries
XS Power Titan8 lithium batteries are designed for peak power. This Lithium Titanate Oxide (LTO) Series uses a very high-power lithium cell that is designed for very high-burst output (up to 100 times its capacity) as well as very high-charge current (30 to 60 times its capacity). This translates to a single 10Ah module that can support burst current up to 1,000 amps and can accept 300 amps of continuous charge current. The built in 2/0 bussing allows up to four positive and four negative hidden direct connections to each module without the need for any external exposed bussing, while still leaving two easily accessible top terminals and four series or parallel expansion terminals to easily build a bank of nearly any configuration from 12 V, 24 V, 36 V, or any configuration imaginable. Each module comes standard with a built-in balancing system and can be upgraded to include Bluetooth connectivity that allows remote cell monitoring, internal temperature sensing, battery health monitoring, and can be configured to send notifications to any tablet or smartphone when any user preset limit is met, including low voltage, over temperature, overcharge, etc. XS Power Titan8 lithium batteries are also offered in BCI direct fit models that are fully insulated with temperature monitoring built in that are suitable for use in the factory under hood position.
( 4 )
$599.99
Firestone Sport-Rite Air Helper Spring Kits
Firestone Sport-Rite air helper springs could be the answer to all of your ride-performance needs. They're state-of-the-art tapered air springs that mount between the frame and suspension of your vehicle and deliver benefits whether it's empty or loaded. Some drilling may be required for installation.
( 11 )
$527.49
On Sale
Flowmaster Force II Exhaust Systems
Flowmaster Force II exhaust systems are engineered with the latest technology for improvements in acceleration, passing power, and fuel mileage. The key to these performance enhancements is the use of mandrel-bent tubing. Force II assemblies are available in dozens of muffler and pipe configurations for fitment on thousands of year/make/model cars and trucks. Choose the size and style that's compatible with your engine type.
( 232 )
$767.95
$690.95
Motive Gear Ring and Pinion Sets
Motive Gear is the leading manufacturer of driveline products for just about any vehicle, whether it is a stock daily driver or a full-competition 4x4 or race car. They are proud to offer an unmatched selection of quality components engineered and manufactured for the vehicle and for the way it is driven. Motive Gear ring and pinion sets are engineered to meet or exceed OEM specifications at a price that won't break your budget. Their broad selection of ring and pinion ratios is available for just about every vehicle made from the 1940s through the present. All Motive Gear products meet strict quality standards through advanced manufacturing techniques and are backed by their strong warranty. Their in-house quality control lab utilizes state-of-the-art equipment to continuously check Motive Gear products for strength, tolerance, and hardness. Only after meeting stringent quality standards are Motive Gear products packaged and ready for delivery.
( 285 )
$532.99
—
$557.99
Richmond Gear Ring and Pinion Sets
Richmond Gear is the leading manufacturer of professional-quality, high performance ring and pinion sets. The superior quality of these gear sets is the result of years of racing development, outstanding design, and state-of-the-art manufacturing methods. Richmond also offers these gear sets in a lightened version for the weight-conscious enthusiast. Their lightened ring and pinion sets feature an outstanding rotating weight loss of up to 6 lbs., ground pinion threads for trouble-free installation, and a special heat treatment for improved strength.
( 307 )
$543.99
Morimoto XB LED Taillights
Upgrade your vehicle's rear-end with the brilliance of Morimoto XB LED taillights. These complete taillight assemblies swap directly in place of the originals, using all the stock mounting points and without any special wiring. They plug into the factory connectors for the stock lights and each assembly includes all necessary connectors, rubber seals, and pigtails for a plug-and-play install. Plus, even though they look better than stock, they don't look out of place, flowing with the body lines of your vehicle and matching the OEM trunk trim. Morimoto XB LED taillights feature durable high-impact polycarbonate lenses to resist the test of time, looking new for many years to come. The housings are made of injection-molded ABS that is lightweight, strong, and IP67 waterproof. No doubt your original taillights look fine, but if you have upgraded the power, wheels, and tires, isn't it time for a high performance facelift on the rear of your vehicle, too? Morimoto offers the perfect choice in their XB LED taillights to complete your vehicle's new attitude.
( 8 )
$552.39
—
$642.00
On Sale
Flowmaster American Thunder Exhaust Systems
Flowmaster American Thunder exhaust systems are designed with the latest exhaust technology available--resulting in improved acceleration, passing power, and fuel mileage. A key to these performance upgrades is Flowmaster's use of mandrel-bent tubing, which allows superior exhaust gas flow. The systems also feature mufflers (single or dual) that deliver plenty of the rich Flowmaster sound you expect. Components are built from stainless steel or aluminized steel; and some models include tips. American Thunder exhausts are available in more than a hundred configurations for fitment on specific truck and car applications.
( 551 )
$716.95
$644.95
Yukon Gear & Axle Ring and Pinion Sets
Yukon Gear & Axle ring and pinion sets are strong but quiet performers. Designed to handle some of the harshest conditions, these sets utilize the latest design and manufacturing technologies to afford you a smooth running gear that's durable and easy to set up. Yukon ring and pinions are available in hundreds of size, ratio, and axle model options. Whether you're on the street, off-road, or at the track, you'll experience unrivaled power and gear performance. Order the model recommended for your application.
( 174 )
$504.99
—
$748.99
Excess Injectors Fuel Injectors
With a goal of changing the marketplace, Excess Injectors intends to create the best tested, matched, and most accurate performance fuel injectors in the world and become the new standard for performance injectors. When you purchase a set of Excess injectors, you also gain access to the Exact Match Data app. This app allows you to unlock the full potential of your injectors by providing access to comprehensive testing and matching data, including data downloads for HP Tuners and more. With over 20 years of experience, they continue to help you build better, faster, more powerful and fuel efficient vehicles. Take your ride's performance to the next level with the Excess Injectors fuel injectors best suited for your application. Product features, items, and specifications include: * Tracking app features over 6,500 measured flow points on each injector * Measurement of flow slope done with 1,200 recorded flow samples * High flow slopes matched within one percent in every set * Dead times matched within two percent in every set * Cloud server access allows you to see how tightly matched your specific set is, flow profiles, and each injector's testing parameters for full disclosure
Not Yet Reviewed
$699.72
—
$740.88
Dee Zee Liquid Transfer Tanks
Perfect for long hauls or remote refuels, Dee Zee liquid transfer tanks can raise your hauling capacity significantly. They are available in models with various volumes and features to fit almost any truck bed application. While most of these auxiliary tanks are not rated for gasoline or flammable fluid transport, many can be used for diesel or other non-flammable fluids. Find the right size, capacity, tank material, and finish for your application—and get your truck outfitted with a Dee Zee liquid transfer tank today.
( 1 )
$510.99
—
$698.99
PowerStop Z23 Evolution Sport Brake Upgrade Kits
PowerStop is on a mission to deliver an easy and affordable way for any driver to upgrade their brakes--no matter where or how they use their vehicle. Forget standard, off-the-shelf parts. PowerStop's Z23 Evolution Sport brake upgrade kits come with everything you need--pads, rotors, and premium stainless steel hardware for an easy, bolt-on upgrade for your daily-driver. Along with increased braking power, the carbon fiber ceramic brake pads feature a low-dust formula to keep those wheels looking great while you say goodbye to nasty brake dust. These pads combine with drilled and slotted rotors to ensure a cool, smooth ride that protects against rust and corrosion. Give your daily driver the easy and affordable performance upgrade it deserves with PowerStop Z23 Evolution Sport brake upgrade kits.
( 3069 )
$554.69
—
$580.64
Key Parts Steel Hoods
Key Parts steel hoods are designed and constructed using precision tooling to offer nothing less than a high-standard fit and function. Each style features a black EDP coating for rust protection, strength, and durability—and is extensively tested to ensure quality. Key Parts steel hoods are paintable to match the color of your vehicle; they use factory hardware and fasteners to facilitate an easy install for professional looking results. The hoods are available in dozens of models, including styles such as Cowl induction, Ram Air, and Cobra. Order the replacement needed for your specific application.
( 738 )
$521.99
—
$580.99
Westin Grate Steps Running Boards
Westin's grate steps running boards are engineered to provide maximum traction without having to sacrifice on style. The step surface width features an aggressive punch tread design allowing traction in any weather condition. The unique serrated edges help clean snow, dirt, and mud off your boots to keep your truck cab clean. These running boards are stylishly formed with fully welded edges and a custom diecast riveted logo badge. They are available in universal lengths 54 in., 68 in., 75 in., 79 in., 83 in., 86 in. and 90 in. and require a vehicle-specific mount kit for installation (sold separately). Order the model to fit your application. Additional features: * Solid 1-piece steel construction * E-coated base coat for long-lasting corrosion protection against the elements * Attractive textured black finish * Ideal for construction, commercial, vans and utility use
( 1 )
$525.99
