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23 Results Found For "Challenge"
Showing In Stock Items. Show All 30 Items.
On Sale
Weiand Street Warrior Intake Manifolds
Weiand Street Warrior intake manifolds are designed for use on stock or stroker combinations and more efficient cylinder heads. With new cam designs came the need for Street Warrior intake manifolds to support these combinations. Designed with Computational Fluid Dynamics software, Street Warrior intake manifolds rise to the challenge and deliver the performance to conquer the competition. Do you want maximum horsepower and torque from today's engines? Then choose Street Warrior intake manifolds.
( 140 )
$767.95
Bully Dog ECM Diesel Tuners
Bully Dog ECM diesel tuners are designed to be stowed away after installation--simply set 'em and forget 'em. These powerful controlling devices are preloaded with three high performance, dyno-proven tunes that increase horsepower, torque, and fuel economy. They're built with simple, easy-to-use performance in mind, and can also read and clear diagnostic trouble codes. Give your rig the ability to tackle any challenge along the route with Bully Dog ECM diesel tuners. Features and specs: * Idle shutdown timer sets length of time vehicle will idle until the engine turns off to save fuel and extend the life of the turbo by allowing it to cool down before engine shutoff * Increase and decrease the set limit of the vehicle's cruise control saving time and money when crossing borders. * Speed limiter can be adjusted to automatically limit engine power * 75 to 100 hp gains possible in power mode * Free internet updates help assure that you always have the latest files for your vehicle * Fuel savings up to 12 percent and longer engine life * Adjustable options vary for each vehicle and are not available on all vehicles
( 1 )
$849.00
Eaton NoSPIN Differentials
Eaton NoSPIN differentials maximize traction by delivering 100 percent of the torque and power to both drive wheels. They're engineered to keep both wheels in a constant drive mode, yet have the ability to automatically "unlock" during vehicle turning to permit necessary wheel speed differentiation. NoSPIN models are trouble-free and do not require special lubricants or service adjustments. These differential carriers are available for a wide range of differential case design types and axle manufacturers. Core features: * Works in forward and reverse * 100 percent automatic locking action - even with one wheel off the ground * Provides a fully locked rear axle that automatically unlocks with wheel speeds are different. * Legendary durability and proven performance in a wide variety of applications. * Applies all available torque to wheel with most traction to overcome most any terrain challenge.
Not Yet Reviewed
$827.99
McLeod RST Street Twin Clutch Kits
Intended for high-horsepower street fans, the McLeod RST Street Twin clutch kits are economically priced twin disc clutches that use your existing flywheel. Able to handle up to 800 hp, the RST Street Twin clutches remain completely street-drivable. The organic lined clutch discs provide smooth engagement with a soft pedal effort, making these clutch kits ideal for the street performance enthusiast. (For select vehicles where these clutches are not adaptable to your existing flywheel, a new flywheel is included in the kit.) Here are some additional features of the McLeod RST Street Twin clutch kits: * Alignment tool included * Lighter-than-stock pedal feel * Will bolt to factory flywheel * CNC-machined and anodized flywheel adapter ring * Organic disc facing for smooth and even clutch engagement with excellent release qualities * Low rotating mass for quick revs * Blanchard ground floater with multiple straps to reduce noise for streetability
( 84 )
$825.00
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
( 4 )
$799.91
On Sale
Quick Fuel SS-Series Carburetors
These Quick Fuel SS-Series carburetors are designed to offer the power of a race carburetor in a streetable package that weighs 5 lbs. less than other carburetors. Manufactured completely from aluminum, they allow you to change the idle feed and offer power valve channel restrictions and idle and high-speed air bleeds for the ultimate in tunability. The solid-state, electric-choke Quick Fuel SS-Series carburetors have billet throttle bodies, billet metering blocks, 4-corner idle systems, secondary jet extensions, and notched secondary floats. The vacuum secondary carburetors feature fuel bowls with a single-sight glass window, while the mechanical secondary carburetors have dual-inlet, dual-sight glass 4500-style fuel bowls and include additional links to tune the secondary opening rate. Quick Fuel has done it--they've created all-aluminum Super Street carburetors that are perfect for your high performance street machine.
( 48 )
$1,024.95
$874.95
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$972.95
McLeod RXT Street Twin Clutch Kits
McLeod RXT Street Twin clutch kits are ideal for the extreme horsepower enthusiast who wants performance and economy. Capable of handling up to 1,000 hp, the RXT Street Twin clutches are for those who've kicked it up another notch—but still require streetability. The ceramic facing on the clutch discs provides slightly aggressive engagement with a soft pedal effort, making these clutches suitable for most street performance enthusiasts. Match your vehicle specs to the correct model from McLeod. Additional features include: * Alignment tool * Lighter-than-stock pedal feel * Available with dedicated flywheel or adapter ring for factory flywheel * CNC-machined and anodized flywheel adapter ring * Smooth engagement with excellent release qualities * Ceramic facings on disc increase holding power over similar organic linings * Low rotating mass for quick revs * Blanchard ground floater with multiple straps to reduce noise for streetability
( 47 )
$995.00
On Sale
Quick Fuel Street-Q Carburetors
Legendary performance offering more value—Quick Fuel Street-Q carburetors deliver the power without the price. How? By retaining what's most important: the function. Street-Qs feature lightweight cast aluminum metering blocks and cast throttle bodies instead of billet components, so they cost less. But, the Q-Series performance remains: 2-circuit metering, down-leg boosters, changeable idle, high-speed air bleeds, and 4-corner idle. Plus, their universal throttle lever design accommodates Ford A/T kickdowns, 700-R4 bracket mounting holes, and the ability to mount brackets for Chrysler vehicles. Quick Fuel Street-Q carburetors fuel your passion and your budget with race-bred performance at no-frills pricing. Order the model designed for fitment on your vehicle application.
( 26 )
$849.95
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$921.95
$763.95
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$828.95
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.
( 284 )
$761.99
RideTech HQ 7000 Series Shockwave Air Shocks
RideTech HQ 7000 Series Shockwave air shocks feature a completely redesigned internal area, single-adjustable shock valving, and an impact forged body and monotube design for superior ride quality and durability. They also have easy and precise valve adjustment with 24 rebound clicks. So, if you're looking for some high-quality suspension parts for your ride, RideTech HQ 7000 Series Shockwave air shocks have you covered.
( 5 )
$945.00
On Sale
Quick Fuel Black Diamond Q-Series 2-Barrel Carburetors
High performance Quick Fuel Black Diamond Q-Series 2-barrel carburetors have been engineered for circle track applications. They feature a high-flow aluminum main body with centered venturi for improved fuel distribution and efficiency. An anti-siphon check valve in the main body helps to reduce pump pullover, and the straight leg boosters enable higher airflow. Q-Series carbs have changeable emulsion bleeds and power valve channel restrictions for better tuning capabilities, as well as adjustable idle mixture screws, power valve blowout protection, and built-in dual sight glass windows for easy float adjustment. The unique PTFE coating provides a highly durable black satin finish; it's impact- and scratch-resistant, and impervious to underhood chemicals. This PTFE coating also offers a 6 percent reduction in fuel temperature, further enhancing your vehicle's performance.
Not Yet Reviewed
$972.95
$874.95
Yukon Gear & Axle Carrier Bearing Pullers
Whether you're setting up ring and pinion gears or doing general differential repair, do it with Yukon Gear & Axle carrier bearing pullers. These tools work with an impact gun to quickly and safely remove your carrier bearings while minimizing the risk of damage. These pullers come with a handy bench top-stand and work on most standard size carrier bearings and pinion bearings on differentials. For all of your drivetrain needs, use Yukon Gear & Axle!
( 5 )
$769.99
Proform Slim-Fit Radiator Systems
Proform Slim-Fit radiator systems are groundbreaking units designed up to 40 percent thinner than standard coolant equipment. They seamlessly blend the radiator, fan, thermostat, and shroud to create a unified system that's under 4 in. thick, looks and performs great—and is pre-assembled, ready for an exact fit into your vehicle. With revolutionary engineering, Proform has integrated the motor directly into a uniquely designed core made with state-of-the-art brazing technology. The core itself is a hybrid combination of traditional dual 1 in. tubes and full core-width extruded tubes. Combine this with a high performance fan blade inserted into a smooth aluminum shroud, and the result is the industry's thinnest, most streamlined look. Every Slim-Fit radiator includes a shroud, electric fan with adjustable thermostat, wiring harness, and radiator cap. Order the model recommended to fit your application.
( 24 )
$799.99
The Right Stuff Rear Disc Brake Conversion Kits
Are you tired of having brake fade or not enough stopping power? The Right Stuff designed rear disc brake conversion kits give you a complete brake kit without breaking the bank. They manufacture these kits from quality materials to ensure performance and dependability.
( 366 )
$865.95
Powertrax Lock-Right Lockers
Powertrax Lock-Right and performance lockers' straight-line performance is equal to a solid spool axle, yet they automatically unlock to allow for full differentiation in turns. They also reduce the excessive noise, tire wear, and drivetrain damage associated with other lockers. Powertrax lockers replace the spider gears in your differential carrier without affecting your ring and pinion settings. The whole job can be done in your driveway with common hand tools in a couple of hours. A carrier is not included.
( 148 )
$786.99
On Sale
Hays Street 650 Clutch Conversion Kits
Hays Street 650 clutch conversion kits are designed to handle highly modified engines up to 650 hp naturally aspirated (600 hp for forced induction and nitrous combinations). The new 26-spline versions work in conjunction with a modern 5- or 6-speed transmission swap. These are true street/strip clutches for spirited high performance driving or frequent track use. The high performance dual-friction disc utilized in the Street 650 has an upgraded spring hub with heavy-duty damper springs to handle greater shock loads versus a standard damper spring. The disc features a sintered metallic friction surface and an organic friction surface. It does a great job at dissipating heat and fighting the slippage found in ordinary discs, along with providing the smooth engagement characteristics of a street-style clutch. These conversion kits also provide an upgraded heavy-duty pressure plate to round out the performance clutch. The Street 650 is a great choice if you visit the track often. Order the model recommended for your vehicle application. Features and benefits: * Upgraded damper springs deliver up to 30 percent more clamping pressure than stock OE clutch * Dual-friction disc offers the best of both worlds—smooth engagement and excellent holding capacity * All Street 650 clutch kits come complete with pressure plate, disc, throwout bearing, and alignment tool
( 6 )
$767.95
Be Cool Aluminator Modules
Install Aluminator Series modules by Be Cool and never lose your cool again. These modules include an Aluminator radiator, electric puller fan, fan mounting brackets, an electric fan wiring harness with a temperature sending unit and 40 AMP waterproof relay, a diamond-cut aluminum recovery tank, and a Be Cool signature cap. Models are also available with automatic transmission coolers.
( 1 )
$899.99
The Right Stuff Street Series Disc Brake Conversion Kits
The Right Stuff Street Series disc brake conversion kits feature all the quality components needed to convert your front or rear brakes to disc. Offered for both manual and power braking systems, Street Series kits are application-specific, maintain your vehicle's stock height or provide a 2 in. front drop, and are available with numerous component and finish upgrade options to make your braking system your own. So what's stopping you? Hundreds of kits are available; choose The Right Stuff Street Series conversion recommended for your vehicle.
( 20 )
$914.25
Centerforce LMC Clutch Kits
Centerforce LMC Series is a specifically designed low inertia performance clutch that dramatically reduces engine rotating mass. These light weight, SFI approved competition clutches are intended with most road racing and circle track applications in mind. Centerforce machines these special pressure plates from high-strength aircraft-grade billet aluminum and then attach a special heat-treated replaceable friction surface. The Centerforce LMC Series friction disc utilizes a dual-segmented carbon composite lining for improved cooling and excellent torque capacity. Light Metal Clutch assemblies from Centerforce use their patented ball bearing actuated diaphragm and centrifugal weight system for maximum grip while maintaining a comfortable and controllable clutch pedal. When used in conjunction with Centerforce's aluminum flywheels, LMC Series brings the term lightweight to an unparalleled level.
( 4 )
$839.95
Performance Design XS Intake Manifolds
Performance Design XS intake manifolds break the mold of existing intake manifold architecture to maximize available space under the hood. When designing the optimum intake runner length and shape, the fuel rail gets in the way—so they moved it—inside the intake manifold! Those billet fuel rails feature an external quick-disconnect near the stock location. Testing proved these models, featuring injection-molded, glass-reinforced nylon construction, made horsepower and torque gains on a stock engine—with increasing gains as the engine got more aggressive with camshaft and exhaust upgrades! Other product features and specifications include: * Modular runners with three staggered lengths for best performance * Forward-facing throttle body flanges (90-101mm, 103mm, and 112mm) * Full assembly can be reversed on the engine * Fits under the cowl hood of a C6 Chevy Corvette * Factory MAP sensor location * PCV and canister purge solenoid OEM connections * Accepts standard EV6 LS3/LS7-style injectors * Injector extension wires pass through sealed grommets * Maximum recommended boost is 20 psi * Carbon fiber center bolt cover * Includes stainless steel hardware for installation * Includes molded port, plenum, and throttle seals
( 1 )
$999.99
Rhodes Race Cars Fuel Tanks
Rhodes Race Cars fuel tanks are made from .100 thick, 5051 aircraft-grade aluminum alloy—ensuring the best quality material and craftsmanship go into every tank. They're designed with your safety in mind. Fully baffled and designed to relocate the fuel tank from the cab area to under the bed near the rear axle, they can increase your fuel capacity to 20 gallons. Rhodes Race Cars fuel tanks come with all necessary mounting hardware.
( 2 )
$799.95
Detroit Speed Selecta Speed Windshield Wiper Conversion Kits
Don't let a downpour of rain hinder your ability to see clearly. Detroit Speed Selecta Speed Windshield Wiper Conversion Kits provide you with the performance and convenience of a late model wiper system in a package that easily and cleanly mounts in your classic car. They include a low-profile, 7-speed wiper motor with five delays, low speed and high speed, a rotary switch, an adapter plate, and a wiring harness. The CNC-machined aluminum adapter plate mounts the wiper motor to the stock firewall bolt pattern, so no cutting of the firewall or body is required for the installation.
( 31 )
$819.95
ReadyLift Suspension SST Lift Kits
ReadyLift SST lift kits are the perfect solution if you want to add a little lift. They are the first-ever mild lift kits that allow you to use larger wheel and tire combinations, while keeping that smooth OEM ride and drivability. ReadyLift's "Smart Suspension Technology" is used to make these kits very user-friendly to install and they require no cutting.
( 12 )
$839.95
