2003 Parts and Accessories

Holley Terminator X MAX Engine Management Systems

Holley Terminator X MAX engine management systems let you take control of your domestic V8 engine. They give you complete charge of your engine and self-learning fuel strategies, along with the proven, race-winning technology of Holley EFI—all at a budget-friendly price! Every MPFI Terminator X MAX features real-time fuel learn, high-impedance injector drivers, an integrated one-bar MAP sensor—and four programmable inputs and outputs, ideal for electric fans, boost control solenoids, progressive nitrous control, and much more. Also, Holley offers the X MAX systems with either or both drive-by-wire (DBW) throttle body control or transmission control. All kits come fully loaded with base maps for common domestic V8 engine combinations to get you out of the garage and onto the road or track fast. Order the model recommended for your vehicle application. Features include: * Holley EFI industry-leading, easy-to-use software suite allows full laptop access for advanced users * Real-time fuel map learn—takes the guesswork out of tuning your base fuel table * High-impedance injector drivers will safely power most standard injectors and Holley EFI injectors (will not control low-impedance injectors) * Bosch LSU 4.9 wideband relays AFR information to the ECU for accurate reading and precise tuning control * On-board one-bar MAP sensor is perfect for N/A or nitrous engine combos * MAP sensor vacuum hose adapters * 4 inputs: 12 V, ground, 5 V, and frequency * 4 outputs: Ground, PWM, and for accessories * Boost control: boost vs. time, boost vs. gear, boost vs. rpm, boost vs. speed, and boost safeties * Nitrous control: single channel of wet or dry, progressive or non-progressive, rich/lean safeties, and target closed loop AFR; adjustable through touch screen * Advanced tables can be used for any custom tables * On-board diagnostic LEDs allow you to identify any critical engine issues at a glance * The compact ECU size allows you to mount it virtually anywhere. Remember, diagnostic LEDs must face up! * Plug-and-play compatible with more Holley EFI accessories * Available with or without a 3.5 in. touch screen LCD hand-held with easy-to-use calibration wizard; allows you to quickly build a base tune for most V8 engines, as well as tuning and gauge display functions

4.23 out of 5 stars ( 90 )

AMP Research PowerSteps

AMP Research PowerSteps are full length automatic electric-powered running boards that instantly extend when you open your door, and then hide themselves safely out of sight when the doors close for improved ground clearance, aerodynamics, and appearance. And their attractive design and legendary reliable, all-weather performance sets a new industry standard. Features include: * High-strength, diecast aluminum-alloy linkage arms, anodized and PTFE coated to resist corrosion * Precision, zero-maintenance stainless-steel pivot pins * Extruded aluminum steps with a textured powdercoated finish for maximum grip and durability * Weatherproof, OEM-quality electric motors and wiring harness with sealed weathertight connectors * AMP-designed electronic controller employs pressure-sensitive, pinch-proof safety technology * Integrated LED light system (standard) * 600 lbs. load capacity (each side)

4.54 out of 5 stars ( 83 )

Summit Racing™ Automatic Transmissions

Summit Racing™ Automatic Transmissions combine quality and economy to offer replacement transmissions in many styles and options. These units are remanufactured with all-new clutches, thrust washers, seals, bushings, and high-energy bands, along with other "failure prone" hard parts depending on unit. Other features include a rebuilt front pump, a valve body with shift for street and performance and high-quality seals and gaskets. You get all these impressive upgrades, along with reliable performance and extreme value. All transmissions are Dyno tested before they're shipped. Order the model recommended for your vehicle.

3.46 out of 5 stars ( 63 )

Edelbrock Performer Cylinder Heads

All Edelbrock aluminum cylinder heads feature threaded inserts in the rocker studs and exhaust manifold bolt holes for superior strength and durability. They also include hardened seats, bronze valve guides, and fully machined valve cover rails for a more consistent gasket seal. They offer improved power throughout the rpm range for greater throttle response and top-end horsepower. The intake and exhaust runners are CNC-machine profiled for superior flow and performance.

3.88 out of 5 stars ( 41 )

Trick Flow® GenX® 280 Cylinder Heads for GM LS3

Not Yet Reviewed

March Performance Chevy LS Series Serpentine Kits

March Performance Chevy LS Series serpentine kits offer an exciting new look when mounting an accessory drive in your vehicle. They're designed for vehicles that do not have air conditioning. The driver side features a remote power steering pump with an attractive aluminum cover, while the passenger side has March's own billet alternator (except where noted). An OEM-style tensioner ensures perfect belt tension. All pulleys and brackets are CNC-machined from 6061-T6 aluminum for strength and perfect fit—and hard-coated on high wear areas for durability. Order the kit recommended for your vehicle. LS Series kits include: * Aluminum water pump * March billet alternator (except where noted) * Alternator pulley with fan * Water pump pulley with nose cover * Alternator bracket * Polished spring-loaded belt tensioner with cover * Crank pulley (required adapter sold separately) * Mounting hardware Kits with power steering include: * Type 2 remote power steering pump * Billet pump case * Power steering pulley with nose cover * Mounting hardware

5.0 out of 5 stars ( 1 )

Oliver Speedway Series Connecting Rods

Oliver Speedway Series connecting rods are designed for severe applications where engines are subject to high-rpm endurance racing or high loads over a wide variation in rpm. These rods are often used in large cubic inch late model dirt cars and forced-induction applications. All Oliver rods are precision-machined using only premium mill-certified aircraft quality E4340 chromoly alloy, heat-treated to produce a 100 percent martensite grain structure. The I-beam connecting rods feature an exclusive "Parabolic Beam" design that reduces beam stress and delivers the highest strength-to-weight ratio of any connecting rod currently made. Oliver Speedway Series connecting rods provide quality craftsmanship, materials, and processes to deliver the ultimate durability and strength—allowing you to push the limits. Order the length needed for your vehicle and engine application.

5.0 out of 5 stars ( 6 )

Hooker Blackheart Exhaust Systems

At the heart of any performance vehicle is its exhaust system. Hooker Headers, with its classic heart logo, has been at the core of the exhaust industry for years. They continue to push the boundaries of performance with their Hooker Blackheart exhaust systems line—part of a platform-designed full exhaust program. These components provide maximum exhaust velocity, ground clearance, style, performance, and quality. Order the configuration tailored for fitment on your specific vehicle. When it's time to tear the heart out of the competition—choose Blackheart! Depending on the application, features may include: * Full stainless steel construction for maximum strength and durability * High-efficiency crossovers and high-flow TIG-welded mufflers * OE-quality hardware (clamps, hanger rods, and rubber isolators) for excellent fitment and leak-free installation * Straight-through, no-muffler design on some systems for maximum flow and the most aggressive sound on or off the throttle * Downpipes available with or without high-flow cats * Quality welds for strength, longevity, and good looks * Utilize factory mounting points for ease of installation * Tube geometry designed for maximum ground clearance and hassle-free installation * Limited lifetime warranty * Dual-mode systems feature high-flow, straight-through, dual-path mufflers with bypass valve, utilizing the factory NPP actuator (mellow throaty tone with closed valve, and aggressive race sound with open valve) * Where applicable, they utilize OE-style AFM valves to prevent "check engine" light and reduce unwanted harmonics in 4-cylinder mode * Some systems feature dual-wall polished tips with laser-etched Hooker Blackheart logo * Some designed for off-highway race use only

4.5 out of 5 stars ( 46 )

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 ( 556 )

Holley Terminator X Engine Management Systems

Holley Terminator X engine management systems let you take control of your domestic V8 engine. These kits give you complete charge of your engine and self-learning fuel strategies, along with the proven, race-winning technology of Holley EFI—all at a budget-friendly price! Every MPFI Terminator X features real-time fuel learn, high impedance injector drivers, an integrated one-bar MAP sensor—and four programmable inputs and outputs, ideal for electric fans, boost control solenoids, progressive nitrous control, and much more. All systems come fully loaded with base maps for common engine combinations to get you out of the garage and onto the road or track fast. Features include: * Holley EFI industry-leading, easy-to-use software suite allows full laptop access for advanced users * Real-time fuel map learn—takes the guesswork out of tuning your base fuel table * High-impedance injector drivers will safely power most standard injectors and Holley EFI injectors. (Will not control low-impedance injectors) * Bosch LSU 4.9 wideband relays AFR information to the ECU for accurate reading and precise tuning control * On-board one-bar MAP sensor is perfect for N/A or nitrous engine combos * MAP sensor vacuum hose adapters * 4 inputs: 12 V, ground, 5 V, and frequency * 4 outputs: Ground, PWM for accessories * Boost control: boost vs. time, boost vs. gear, boost vs. rpm, boost vs. speed, and boost safeties * Nitrous control: single channel of wet or dry, progressive or non-progressive, rich/lean safeties, and target closed loop AFR; adjustable through touch screen * Advanced tables: 4 x 1D tables, 1 x 1D per gear table, 4 x 2D tables, 1 x 2D per gear table * On-board diagnostic LEDs allow you to identify any critical engine issues at a glance * The compact ECU size allows you to mount it virtually anywhere. Remember, diagnostic LEDs must face up! * Plug-and-play compatible with more Holley EFI accessories * Available with or without a 3.5 in. touch screen LCD hand-held with easy-to-use calibration wizard; allows you to quickly build a base tune for most domestic V8 engines, as well as tuning and gauge display functions (not available with every kit)

4.48 out of 5 stars ( 96 )

FiTech Ultimate LS EFI 500 HP Fuel Injection Systems

FiTech has some of the best-engineered and priced throttle body systems on the market. Their LS EFI 500HP fuel injection systems bring incredible ingenuity to the market. FiTech fabricated many aluminum parts for these systems, including the low-profile 92mm billet throttle body, high-volume billet fuel rails, and an intake manifold with 1,500 to 6,500 rpm powerband and 3mm construction. Sequential spark and fuel control mates 36 lbs./hr. injectors, a plug-and-play wiring harness, and a color touchscreen self-learning ECU. This allows for programing two fan control outputs, most tach and speedometer output drivers, and target AFR and timing on the fly. A suction cup mounting bracket puts the controllers at your fingertips and allows for impressive visual aids. The optional transmission control feature is suitable for 4L60, 4L65, 4L70, or 4L80 GM transmissions. FiTech LS EFI 500HP fuel injection systems with transmission controller provide impressive power and performance, while allowing you to save a little green for your next tires. Additional features: * Black anodized aluminum parts for style and corrosion resistance * High-flow, cable-operated throttle body * Bosch wideband-controlled * Stainless oxygen sensor bung * Compatible with car and truck coils * AN fittings and fuel crossover * Works with custom cams * Designed for applications making at least 6 in. of vacuum at idle * 24X and 58X crank and cam compatible * Programmable touchscreen hand-held controller with data log features

3.21 out of 5 stars ( 42 )

Summit Racing™ LS CNC Billet Intake Manifolds

Our Summit Racing™ LS CNC billet intake manifolds look great and are made to take whatever you can throw at them. They are capable of handling 2,000 horsepower and over 300 psi of boost! Their plenums and bolt-on runners are CNC machined billet aluminum and will not distort or warp under boost. These intakes can accept up to 102mm throttle bodies and include hardware, gaskets, and an -8 AN fuel rail kit.

Not Yet Reviewed

Pedders Extreme XA Coilover Kits

Pedders' renowned expertise plus advanced technology equals XA Extreme coilover kits that let you click, tune, and play! These height-adjustable coilover shocks are built to Pedders' stringent quality standards. They feature sports-calibrated tunable damping, motorsports coil springs individually tuned to suit each application, and a host of other high performance features—including engineered mounting bracketry. Plus, shocks have a 30-position adjustable bump and rebound damping setting which offers a fine-tuned suspension that's ready to play with just a click of a button. For the performance enthusiast, Pedders XA Extreme coilover kits are a great fit. Order the kit designed for your vehicle application.

4.31 out of 5 stars ( 13 )

RideTech RidePro 5 Gallon Analog Compressor Systems

RideTech RidePro Analog compressor systems use a 5-gallon compressor leveling system with 1/4 inch air valve, manual 4 way switches, and gauges. This 5-gallon tank and dual compressor design is recommended for vehicles 3500 pounds or more. This system includes a separate aluminum 5-gallon tank, RidePRO air valve block, 1/4 inch air lines, fittings, and wiring. Control your air ride equipped vehicle height with this affordable air suspension leveling system. RidePro analog compressor systems utilizes a high-quality solenoid air valve system, manual switches, analog gauges, and dependable electric components to provide simple and reliable air suspension leveling control.

Not Yet Reviewed

McLeod RXT 1200 Clutch Kits

Intended for the high horsepower street/strip fan, McLeod RXT 1200 twin disc clutch kits are able to handle 1,200 crank horsepower. With a higher clamp load than standard RXT twin disc clutch kits, RXT 1200 clutch kits can handle almost any horsepower you can throw at them and still remain streetable. Ceramic-lined clutch discs provide smooth engagement with a stock-like pedal feel to make them ideal for the street performance enthusiast. A flat-style flywheel with a crank relief of 6.250 in. diameter or less is required for proper fitment.

5.0 out of 5 stars ( 12 )

Callies Apex Crankshafts

Utilizing the latest in computer aided solid modeling and CNC machining centers, Callies offers the best designed, highest quality crankshafts, connecting rods, and camshaft inventory available on the market today. Callies understands not everyone has the need or budget for a Magnum or billet crankshaft, but still may want a product with more to offer than their Compstar line. Callies went to work for a solution, which culminated in the creation of their Apex Series of crankshafts. The Apex crankshafts are made on the same forgings that Callies uses to make their Magnum Series but are machined by the supplier that makes the Compstar line. Like Compstar, the Apex crankshafts are finish sized and fully inspected in-house. This results in the best bang-for-your-buck crankshaft on the market. Callies takes pride in staying ahead of the competition with the latest high tech design and manufacturing advantages of their products. Callies Apex LS/LT standard features include: * Made on Callies proprietary Magnum forging * Ultra-pure, premium 4340 material machined by Callies vetted and reliable Compstar supplier * Machined by Callies vetted and reliable Compstar supplier * Nitrided for optimal hardness and wear resistance * Every crankshaft is finished and inspected in-house at Callies Limited stroke and pin size combinations * Limited stroke and pin size combinations

Not Yet Reviewed

Dakota Digital HDX Direct-Fit Analog Gauge Systems

Dakota Digital HDX direct-fit analog gauge systems feature the latest in aftermarket automotive instrumentation technology. They take personalization and usability to a whole new dimension, while retaining your favorite features from the wildly popular VHX-Series, such as LED backlighting for the numbers, tick marks, and dead-faced dash indicators (turn signals, high beam, check engine, cruise control engaged, and parking brake). Illuminated needles and a lifetime warranty are still part of the deal as well. These features add up to clean, easy-to-read instrument systems in all conditions. Precision stepper motors provide accurate needle movement, along with a full sweep at key-on, and the needle hubs are black nickel plated spun-aluminum. Dakota Digital HDX direct-fit analog gauge systems are available with your choice of black or silver alloy gauge-face styling. The systems allow the user to select their favorite illumination color for the gauge readings and needles, as well as the TFT message center displays. RGB LEDs are incorporated into the circuit boards for fully adjustable display colors, allowing the user to personalize their instrument system to match nearly any vehicle theme.

4.88 out of 5 stars ( 58 )

RideTech TruTurn StrongArms Packages

RideTech TruTurn StrongArms packages are upgraded control arm systems that include tubular StrongArms, tall ball joints, Delrin bushings, and tie rods. What can you expect from these systems? Resolved bump steer and camber gain issues. Your tires will lean into the turn, the bump steer is optimized to under 0.065 in. through 5 in. of suspension travel, and you have the clearance to run up to a 275mm tire. These packages are available for hundreds of vehicles; order the kit recommended for your application. Features: * Taller upper ball joints to increase camber gain * Integrates with OEM spindles * Centers the wheels in the wheelwell with increased caster settings * Includes upper and lower StrongArms, outer tie rods, and billet tie rod adjusters

5.0 out of 5 stars ( 2 )

aFe Johnny O'Connell Stage 1 Suspension Packages

These aFe Stage 1 suspension packages were tuned by Corvette racer Johnny O'Connell himself, combining his professional driving skills and the engineering expertise of aFe. The kits feature a CNC-bent, 4130 chromoly 35mm front bar and a 3-way adjustable rear bar in Johnny O's signature yellow. Also included are front and rear shocks, polyurethane bushings, heavy-duty 1/2 in. rod end links, and articulation spacers. To improve your car's suspension, you don't have to be a race car driver. Optimize your Vette's handling with added control and smoother, faster cornering. A Stage 1 suspension package from aFe will have you running just as masterfully at the track as it will around town.

5.0 out of 5 stars ( 2 )

RideTech Bolt-On 4-Link Systems

RideTech bolt-on 4-link systems provide a lowered ride height with smooth handling. They include the link bars with rubber bushings, powdercoated brackets, and optional front upper or lower controls arms, depending on the vehicle application. The suspension systems require no welding or cutting, making installation easy. Order the kit designed for fitment on your year/make/model.

4.75 out of 5 stars ( 8 )

Summit Racing™ Max EFI LS 750 Fuel Injection Systems

Summit Racing™ Max EFI LS 750 fuel injection systems are efficient, self-tuning kits for your LS engine. These multi-port systems combine an aluminum intake manifold available in two profiles and port sizes, transmission control, and either a 92 or 102mm billet aluminum throttle body. The systems are available in two finishes and are timing control and power added compatible. Fire up the performance of your LS engine with our Summit Racing™ Max EFI LS 750 fuel injection systems. Select the kit with the specs and finish desired for your LS-based engine. Features: * 4.4 in. color touch screen hand-held controller * Multi-port fuel rails * 55 lbs./hr. injectors * Plug-and-play wiring harness * Calibration module * Oxygen sensor * MAP sensor * Tall or short manifold profile * Cathedral or rectangle port * 92mm or 102mm diameter throttle body * Black or natural finish

Not Yet Reviewed

Stainless Works CNC Mandrel-Bent Exhaust Systems

Stainless Works CNC mandrel-bent exhaust systems are the simply the best for improving your vehicle's performance, sound, and mileage. Made of high-grade 304 stainless steel, they offer an array of options to unleash more torque and horsepower while delivering the sound your vehicle has been lacking. Most are designed to use factory hangers. Stainless Works not only offers their Factory Connect option that mates to a factory connection point, but also Performance Connect options for many models. Performance Connect gains more performance than factory connection points allow, and they require the installation of Stainless Works headers (sold separately) to gain the full performance benefit. Stainless Works also builds their mufflers entirely of stainless steel. They will never "burn in," "blow out," or change their tone—ever. Choose from a selection of universal or application-specific muffler designs, including turbo chambered (loud), chambered round (louder—can be reversed for an even more aggressive sound), and turbo S-tube (loudest—may be too aggressive for a daily driver). Additional features of Stainless Works CNC mandrel-bent exhaust systems include: * 304 stainless will never red-rust like cheaper 409 stainless * TIG-welded for strength * Durable 3/8 in. thick flanges * Mandrel-bent (no buckling) for optimal flow * Variety of tip options (varies by application) * Truck exhausts available with three exit locations: behind the passenger tire; under the rear bumper (one on each side); and in front of the passenger tire * Install-Ready; all systems come with all necessary parts to make installation as smooth as possible

3.87 out of 5 stars ( 31 )

Go Rhino Bed Bars

Rhino bed bars from Go Rhino will add intimidating off-road style to your pickup. Constructed from 3 in. diameter steel tubing, these bed bars stand tough—and they come in a black powdercoat, chrome, or polished stainless finish to trick out any truck. Go Rhino bed bars feature a complete bolt-together design with no exposed welds or mounting hardware and also include hard plastic gaskets to eliminate any metal-to-metal contact. Choose your bed bars in single, double, or triple-bar style to get the right look for your truck. For even more utility, add an optional light bar and lights (sold separately) to your Go Rhino bed bars!

4.0 out of 5 stars ( 5 )

Dakota Digital RTX Direct-Fit Gauge Kits

Dakota Digital RTX direct-fit gauge kits retain your classic vehicle's stock look without sacrificing the late-model features you love. Every effort was made to incorporate OEM design elements regarding the layout, face styling, and indicators. Starting from scratch, these CNC-machined cluster housings are filled with electronics that raise the bar--in fact, the high-def message centers can be configured to display just about any piece of information needed. The RTX Series utilizes a central control box to make installation and setup as easy as possible. Choose the model with gauges and features designed to fit your specific vehicle.

4.8 out of 5 stars ( 105 )