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JEEP 4.0L/242 Parts and Accessories

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Results 1 - 24 of 117

HP Tuners VCM Suite MPVI4 Credit Pro Packages

HP Tuners Introduces VCM Suite MPVI4 Credit Pro packages, the latest evolution of their industry-leading OBDII interface. Built for professionals and enthusiasts alike, the computer programmers connect your vehicle to VCM Suite software (5.2+) for faster, smarter, and more powerful tuning and diagnostics than ever before. With upgraded hardware, expanded connectivity, and future-ready Wi-Fi capabilities, the MPVI4 redefines what's possible in performance calibration and data acquisition. Models are available with 0, 2, 4, 6, or 8 credits. HP Tuners VCM Suite MPVI4 Credit Pro packages feature: * Improved standalone logging: the most powerful device yet, capable of delivering standalone logging performance on par with VCM scanner and a wired connection * Upgraded hardware architecture: New internal processor for improved data throughput and flashing performance; 30x more memory than previous generation MPVI3 * High-speed USB-C connectivity: Faster, more reliable communication with your PC and vehicle * Bluetooth 5.2: Seamless wireless connection for scanning, logging, and TDN support * Wi-Fi ready (future update): Wireless VCM Suite connectivity coming soon * Enhanced storage and efficiency: Increased onboard memory for robust logging sessions * Improved OBDII fitment: A revised, tapered design means a more secure connection and better compatibility with even more makes/models * Built-In Pro feature set: Standard on every MPVI4, enabling standalone data logging and external sensor integration with PROLINK+ * RGB status LEDs: Clear visual indicators for power, connection, and activity status * Cross-Platform Compatibility: Works with VCM Suite (5.2+), TrackAddict, and RaceRender

3.0 out of 5 stars ( 2 )

$599.95

$699.93

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.

4.78 out of 5 stars ( 502 )

$642.99

$717.99

Banks Power TorqueTube Exhaust Headers

Virtually indestructible, Banks Power TorqueTube exhaust headers maximize exhaust extraction, unleashing gobs of torque. Manufactured from 100 percent heavy-wall stainless steel, they are mandrel-formed to tune the exhaust flow for maximum torque in your truck or motorhome. And unlike restrictive stock setups, Banks TorqueTubes literally pull out the exhaust, slashing backpressure and unleashing greater torque, helping the intake stroke to draw in more air. Squeeze more performance out of your engine; choose a pair of Banks TorqueTube exhaust headers designed for your vehicle. Each set may include additional components. Features: * Maximize exhaust extraction * Flanges welded on both sides, then milled flat * Seamless high-velocity collector * Ultra-thick flanges won't warp/flex * No sealant/gaskets needed Please note: Unless otherwise stated, these headers are designed to fit the vehicle as it came from the manufacturer. This includes components like cylinder heads, chassis, steering, motor mounts, body mounts, and bushings, etc. If your vehicle is using aftermarket components, parts from other applications, or custom altered parts, then it is the installer's responsibility to verify fitment.

4.82 out of 5 stars ( 11 )

$569.00

American Iron Off-Road Ball Joint Delete Gen 2 for Jeeps (1990-2017) Kits

American Iron Off-Road ball joint delete Gen 2 for Jeeps (1990-2017) kits will replace both the upper and lower ball joints on your ride. This second-generation system features a lower cup machined with a recessed flat for increased clearance with axle shafts and RCV setups. The double-ended upper stud accounts for variances between the knuckle and inner C castings, and you can dial-in steering firmness by adjusting torque values on the top Nylock upper and lower assemblies. Enjoy better clearance, an easier installation, and decreased parasitic drag with American Iron Off-Road ball joint delete Gen 2 for Jeeps (1990-2017) kits! More product features and specifications include: * Using two double-ended studs, the hardware is installed in the knuckle with the lower Nylocks fully seated into the tapers and slid onto the inner C casting from below * Adjustable float to accommodate bent C castings and other abnormalities

5.0 out of 5 stars ( 1 )

$639.99

Advance Adapters Jeep AX15 Transmission Bellhousing Adapters

Advance Adapters Jeep AX15 transmission bellhousing adapters fit Jeeps AX15 housings with external slave cylinders to pair with stronger AX15 transmissions for large tires and hard use. These kits provide the construction, materials, and parts you need for dependability and installation ease. Go ahead and start planning the build for your 4-cylinder Jeep by ordering an Advance Adapters Jeep AX15 transmission bellhousing adapter kit—you'll be glad you did! More product items and notes include: * Crossmember spacers * AX15 seal * Clutch disk * AX5 dowel pin * Pilot bushing that fits late 1997 and newer AX15s * AX15 adapter plate * Throwout bearing assembly and snout * Depending on your application, other parts and fabrication may be necessary

3.6 out of 5 stars ( 5 )

$707.60

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

4.41 out of 5 stars ( 318 )

$539.95

Summit Racing™ Rear Drum-to-Disc Brake Conversion Kits

Our Summit Racing™ rear drum-to-disc brake conversion kits take the guesswork and high price tag out of building a braking system. They're available in a variety of sizes and rotor styles for different axle models and housing flanges. Order the kit recommended for your vehicle application. Summit Racing™ rear drum-to-disc brake conversions include: * Rotors * Calipers * Mounting brackets * Brake hoses and banjo bolts * Installation hardware

4.1 out of 5 stars ( 232 )

$724.99

Centerforce Dual Friction Clutch Kits

Centerforce dual friction clutches generate up to a 90 percent increase in holding capacity over stock systems. These clutch-and-disc sets are designed for engines producing high horsepower and big torque outputs. Perfect for 4WD vehicles, all Centerforce clutch systems provide smooth engagement and light pedal pressure without compromising high performance.

4.66 out of 5 stars ( 307 )

$587.95

Crown Automotive Fuel Tanks

If your Jeep's fuel tank has become rusted, damaged, or developed a leak, a quality replacement tank from Crown Automotive will keep you going safely. They carry a full line of gas tanks for Jeep restoration which are a direct fit, making them an easier installation. Go with Crown for trusted Jeep parts.

4.09 out of 5 stars ( 34 )

$554.99

$615.99

Rock Jock Antirock Sway Bars

Rock Jock Antirock sway bar kits provide the balanced performance of front and rear suspension for rugged off-road conditions. They give the driver increased traction by balancing and distributing the weight over all four tires. The bars are made of SAE 4130 heat-treated steel for ultimate strength. Kits are available with various components and in sizes for universal and vehicle-specific applications.

4.25 out of 5 stars ( 8 )

$535.00

$712.00

DiabloSport Trinity 2 EX Platinum Performance Programmers

DiabloSport Trinity 2 EX Platinum Performance programmers are game-changers! Trinity (T2) EX units are extremely capable performance tuners and feature-packed monitor/data logger devices—offering the best of both worlds. They feature an impressive, high-resolution 5 in. capacitive touchscreen, full swipe functionality, and industry-leading gauge designs; plus, jaw-dropping power potential and a powerful, yet simple user interface. DiabloSport Trinity 2 EX Platinum Performance programmers feature: * Full-color, high-definition 5 in. touchscreen * Lightning fast read/write times * Performance tuning for mileage, towing, daily driving, and performance * One-Touch, easy menu navigation * Full data-logging capability * Read and clear diagnostic trouble codes * Multi-vehicle licenses available * Correct speedometer and adjust speed/rev limiters (Options, features and coverage may vary, based on vehicle application) * AFM/MDS active fuel management options (Options, features and coverage may vary, based on vehicle application)

3.76 out of 5 stars ( 33 )

$716.95

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos

Yukon Gear & Axle ring and pinion gear and installation kit combos are complete packages that include front, rear, or front and rear ring and pinion sets, along with the most complete master overhaul kits on the market—giving you everything needed to re-gear the front and/or rear differentials in one package. Conceived to handle some of the harshest conditions, these combos utilize the latest design and manufacturing technologies to afford you quiet running gear that's strong and easy to set up. The included Yukon master rebuild kits undergo extensive research to ensure a perfect fit and hassle-free install with the very best components. Order the combo designed to fit your application.

4.46 out of 5 stars ( 13 )

$524.99

$636.99

Yukon Gear & Axle Grizzly Lockers

Yukon Gear & Axle Grizzly lockers offer fierce power! These robust lockers are the ultimate mechanical locking differentials, replacing your entire carrier assembly. Yukon Grizzly lockers feature forged cases with 8620 internals and a patent-pending internal locking mechanism for maximum strength. Assembled in the USA, these lockers will provide 100 percent power to both your tires, while still allowing for disengagement while negotiating turns. Whether your application is for the street, off-road, or drag racing, Yukon Gear & Axle Grizzly lockers will have your rig roaring with performance.

4.45 out of 5 stars ( 22 )

$719.99

Spicer Drivetrain Products Differential Carriers

What kind of hidden performance does your vehicle possess that's ready to be unleashed? Spicer Drivetrain Products differential carriers supply the power for you to find out! You can increase your off-road traction, maintain streetability, and get ready to rock and roll in your truck or Jeep with the selection of carriers offered by this legendary manufacturer. Spicer goes above and beyond so your rig can do the same! Order the model and options recommended for your vehicle.

4.92 out of 5 stars ( 38 )

$512.99

$662.99

Griffin Performance Fit Radiators

Griffin Performance Fit radiators are dropping into vehicles all over the country. Why, you may ask? Constructed from an unrivaled layout of coolant tubing, these versatile radiators are truly dominating the cooling industry--not to mention, they're budget-friendly. Choose the style, location, and size needed for your application, then order one for your musclecar or off-road rig today! * Griffin Performance Fit radiators may require modifications for installation. * See Griffin Exact Fit radiators for installation with no modifications.

3.61 out of 5 stars ( 358 )

$575.00

$620.00

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.

4.37 out of 5 stars ( 138 )

$693.99

Motive Gear Ten Factory Axle Shafts

Motive Gear Ten Factory replacement axle shafts are available for direct fitment on nearly two dozen axle models and hundreds of vehicle applications. Built from quality materials and heat-treated for strength and durability, Ten Factory axle shafts are offered individually to swap out a broken or worn original—as well as in more complete kits, with multiple shafts, wheel studs, bearings, and seals (depending on your selection). The components feature strong forgings and alloys for quality axle shafts you can rely on. Choose the parts needed for your specific make and model.

4.6 out of 5 stars ( 139 )

$565.99

$701.99

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.

3.67 out of 5 stars ( 3 )

$599.99

Centerforce II Clutch Kits

Centerforce II clutch kits provide up to a 60 percent increase in holding capacity over stock systems. Their clutch-and-disc sets are recommended for mildly modified vehicles used for street and strip type applications. These units are also very capable for 4WD and off-road use, heavy-duty towing, and commercial applications.

4.66 out of 5 stars ( 47 )

$556.95

Rock Jock Lifted Coil Springs

Rock Jock lifted coil springs will provide 3.5 to 5 in. of lift to your Jeep. Many are designed to work with their Johnny Joint suspension systems, as well as other manufacturer's lift kits. Available for front or rear or both, Rock Jock coil springs deliver a comfortable ride and excellent performance off-road. With the perfect combination of rates, quality materials, and construction, Rock Jock lifted coil springs won't let you down.

5.0 out of 5 stars ( 1 )

$521.00

Moroso Power Kickout Series Oil Pans

These Power Kickout series oil pans from Moroso are designed with a louvered windage tray and a kicked-out sump that move the oil level away from your rotating assembly, increase capacity, and provide additional ground clearance. Their sump is fully baffled with five trap doors to provide an uninterrupted oil supply under harsh racing conditions.

3.71 out of 5 stars ( 7 )

$569.99

PowerStop Z36 Truck and Tow Brake Upgrade Kits with Calipers

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. PowerStop Z36 Truck and Tow brake upgrade kits with calipers are recommended for trucks, 4x4s, and SUVs that not only work hard, but play hard as well. These brake pad, rotor, and caliper kits come with everything you need, including premium stainless steel hardware, for an easy, bolt-on installation. PowerStop's Z36 Extreme low-dust ceramic brake pads are reinforced with carbon fiber to provide severe-duty stopping power without sacrificing everyday drivability. They are paired with drilled, slotted, and zinc plated rotors that keep brake temperatures down by maximizing heat dissipation, critical for those long mountain descents. The bright red powdercoated calipers are not only protected against corrosion, but also stand out behind your wheels. Whether towing a boat or trailer, hauling for the jobsite, or tackling a tough off-road trail, choose easy and affordable, bolt-on performance upgrades—PowerStop Z36 Truck and Tow caliper brake kits.

4.64 out of 5 stars ( 554 )

$522.22

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Frostbite Performance Cooling Aluminum Radiators

Protect your ride from overheating! Now you can maximize cooling efficiency with Frostbite's performance cooling aluminum radiators. They're engineered to cool more effectively and weigh less than the older OEM-style brass units, enhancing the overall performance of your engine. Frostbite radiators are available in a variety of application-specific fitments, each unit engineered with aircraft-quality aluminum cores, fittings, tanks with billet aluminum filler necks, and OEM-style brass petcocks. A proper cooling system starts with the right radiator—the Frostbite!

4.11 out of 5 stars ( 321 )

$529.95

Crown Automotive Exhaust Kits

Unlock your Jeep's performance potential with one of these Crown Automotive exhaust kits. They contain direct replacement parts built to OE specifications and fit just like the factory exhaust. These mufflers and other components are made from high-strength materials, with each part designed to ensure excellent durability. The proper exhaust system can enhance a vehicle's horsepower. Choose the style that best suits your specific application, such as muffler-back, cat-back, or manifold-back. You'll get the most out of out of your driving experience with Crown parts.

4.33 out of 5 stars ( 27 )

$504.99

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