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

4.18 out of 5 stars ( 92 )

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.

3.51 out of 5 stars ( 65 )

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.

3.86 out of 5 stars ( 42 )

Summit Racing™ Pro LS Piston and Rod Kits

Summit Racing™ Pro LS piston and rod kits deliver industry-leading fit, finish, and durability at an affordable price. These assemblies are tested to over 1,200 hp in turbo applications. They're available in a broad range of fitment and performance options. Standard features and specs may include: * 4340 forged H-beam connecting rods * Designed for 5,000 ft./min. average piston speed in street and drag applications * 7/16 ARP 2000 rod bolts with 200,000 psi tensile strength; dual-ribbed caps for maximum strength * Added stroker clearance and balanced to within +/- 1 gram per end * Full-floating and precision-honed in the USA to +/- .0001 in. * 2618 forged aluminum pistons * Ultra-modern 2618 alloy forgings for boost and nitrous with maximum ring land thickness * Pressure-fed pin oiling with durable chromium steel wrist pins * Specially profiled and coated piston skirts for stroker applications with tight piston-to-wall clearance * Generous valve reliefs for extra piston-to-valve clearance accommodate cathedral and rectangle heads * Precision wrist pins and retainers * Premium steel piston rings * Steel top rings designed for maximum life with boost and nitrous * File-fit rings for maximum ring seal, reduced friction, and tensions optimized for wet-sump engines * Martensitic ductile Napier-hook second rings for strength and maximum oil control

4.84 out of 5 stars ( 19 )

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

4.5 out of 5 stars ( 86 )

Trick Flow® GenX® 280 Cylinder Heads for GM LS3

Not Yet Reviewed

Trick Flow® Twisted Wedge® Race 195 Cylinder Heads for Ford 4.6L/5.4L 2V

Trick Flow Twisted Wedge® Race 195 cylinder heads are perfect for big bore Ford Modular 2V engine builds as well as engines with superchargers or turbos, high compression E85, big shot nitrous oxide, and other mega-power combinations. The secret lies in the CNC-profiled Twisted Wedge combustion chambers and intake valves moved to the opposite side of the cam. These features provide dramatic increases in mid-lift airflow, piston-to-valve clearance, and valve-to-bore clearance for using higher lift cams and larger valves without altering bore size or flycutting pistons. Trick Flow Twisted Wedge Race 195 heads have fully CNC Competition Ported runners with a premium high resolution surface finish for ultimate performance. Larger, stronger valves and race-duty valvetrain components give these heads 8,000-plus rpm capability. Other features include OE PI-style intake inlets, patented replaceable cam bearing journals (no more junking heads because of trashed cams!), 3/4" thick decks, and 3/4"-reach spark plugs. Trick Flow Twisted Wedge Race 195 heads fit all 2V Romeo and Windsor engines and accept all OE-style camshafts, followers, lash adjusters, valve covers, and most OE Ford front covers. The heads are available fully assembled or as bare castings. Sold individually.

5.0 out of 5 stars ( 2 )

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 )

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 )

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™ Pro LS Crank and Rod Kits

Summit Racing™ Pro LS crank and rod kits deliver industry-leading fit, finish, and durability at an affordable price. These assemblies are tested to over 1,200 hp in turbo applications. Order the kit recommended for your vehicle and engine. Standard features and specs may include: * 4340 forged steel crank * Core hardened to optimum strength, tempered, and nitride hardened * Lightening rod journals, gun-drilled mains, and profiled counterweights for better engine acceleration * Maximum journal tolerances of +/- .0001 to ensure consistent bearing clearance * Straight-shot oiling for maximum oil film strength at the maximum load angle * 4340 forged H-beam connecting rods * Designed for 5,000 ft./min. average piston speed in street and drag applications * 7/16 ARP 2000 rod bolts with 200,000 psi tensile strength; dual-ribbed caps for maximum strength * Added stroker clearance and balanced to within +/- 1 gram per end * Full-floating and precision-honed in the USA to +/- .0001 in.

4.0 out of 5 stars ( 1 )

Trick Flow® Twisted Wedge® Track Heat® 185 Cylinder Heads for Ford 4.6L/5.4L 2V

Trick Flow® Twisted Wedge® Track Heat® 185 series cylinder heads are the best aftermarket heads for Ford 2V Modular engines with power adders and/or high rpm applications. The heads feature CNC-profiled Twisted Wedge combustion chambers and intake valves moved to the opposite side of the cam. These features provide dramatic increases in mid-lift airflow, piston-to-valve clearance, and valve-to-bore clearance for using higher lift cams and larger valves without altering bore size or flycutting pistons. Other exclusive features include Fast As Cast® runners that deliver near-CNC-ported airflow, OE PI-style intake inlets, patented replaceable cam bearing journals (no more junking heads because of trashed cams!), 3/4" thick decks, and 3/4"-reach spark plugs. Trick Flow Twisted Wedge Track Heat 185 heads fit all 2V Romeo and Windsor engines and accept all OE-style camshafts, followers, lash adjusters, valve covers, and most OE Ford front covers. The heads are available fully assembled or as bare castings. Sold individually.

5.0 out of 5 stars ( 7 )

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

4.44 out of 5 stars ( 48 )

QA1 Proma Star Single Adjustable Coilover Systems

As part of the number one choice for custom suspension systems, QA1 Proma Star single adjustable coilover systems are available in several lengths, making them easy to fit in almost any situation. Both the double-adjustable versions and these single-adjustable models allow you to set your valving to fit your driving style, so you are ready to hit the road, nearest racetrack, or anywhere in between. Get that perfect stance with adjustable ride height when you order the QA1 Proma Star single adjustable coilover systems best suited for your application. Other product features include: * On-the-car adjustable valving makes it quick and easy to dial in your desired level of comfort and performance * Shocks feature a 2 in. body diameter and can be mounted in any orientation * Spring mounting hardware designed for coil springs with a 2 1/2 in. inside diameter * Alternative mounting options available to fit your custom chassis * 100-percent dyno tested and serialized * QA1 single-adjustable shocks are designed for performance street driving, autocross, and lower-powered drag racing (rear only) * All QA1 single-adjustable shocks feature simultaneous compression and rebound adjustment on one knob (18 positions)

4.5 out of 5 stars ( 2 )

Chevrolet Performance Transmission Installation Clutch Kits

Chevrolet Performance has taken the hassle out of transmission installation. Clutch kits are available on their own, or with other key components you need to complete the job more easily. Choose the kit that's appropriate for your particular transmission—and experience a faster installation utilizing the quality Chevrolet Performance parts included.

5.0 out of 5 stars ( 2 )

Ridetech Tru-turn Strongarms Packages

Ridetech Tru-turn 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 )

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

4.69 out of 5 stars ( 48 )

Borla S-Type Cat-Back Exhaust Systems

Borla S-type cat-back exhaust systems feature patented straight-through and multi-core technology to unleash hidden horsepower and produce a more aggressive sound and higher flow. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive Borla Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium 300-Series austenitic stainless steel, superior to T-400 Series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow and power, and precision computer-controlled CNC manufacturing ensures an accurate fit. It's just what you'd expect from the world's most experienced (and most winning) exhaust brand.

4.79 out of 5 stars ( 942 )

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 )

Trick Flow® Twisted Wedge® 185 Cylinder Heads for Ford 4.6L/5.4L 2V

Trick Flow® Twisted Wedge® 185 Series cylinder heads are the best aftermarket heads for mildly modified Ford 2V Modular engines. The heads feature Twisted Wedge combustion chambers and intake valves moved to the opposite side of the cam. These features provide dramatic increases in mid-lift airflow, piston-to-valve clearance, and valve-to-bore clearance for using higher lift cams and larger valves without altering bore size or flycutting pistons. Other exclusive features include Fast As Cast® runners that deliver near-CNC-ported airflow, CNC-profiled combustion chambers, OE PI-style intake inlets, patented replaceable cam bearing journals (no more junking heads because of bad cam bearings!), 3/4" thick decks, and 3/4"-reach spark plugs. Trick Flow Twisted Wedge 185 heads fit all 2V Romeo and Windsor engines and accept all OE-style camshafts, followers, lash adjusters, valve covers, and most OE Ford front covers. The heads are available fully assembled or as bare castings. Sold individually.

4.33 out of 5 stars ( 3 )

Wilwood AERO6-DM Direct Mount Truck Brake Kits

Wilwood AERO6-DM direct mount truck brake kits were designed for the specific purpose of providing big capacity braking with large diameter rotors for heavy weight and extreme duty vehicles. For trucks and SUV's, it provides big stopping power for towing, off-road, and enhanced braking with wheel and tire upgrades. The kits provide better hold while crawling and more thermal capacity for high-demand off-road and highway use, including towing, hauling, and commercial applications. These kits are engineered for direct mounting on Chevy, Ford, Jeep, and Toyota trucks, SUVs, and 4x4s. Forged aluminum AERO6-DM six-piston calipers deliver increased clamping force and are compatible with OEM rear brakes, master cylinder, and computer systems. The premium grade, long-grain carbon iron alloy rotors substantially increase braking performance with fade-resistant Wilwood performance brake pads. These kits fit in most 17 in. and larger wheels. Order the model designed to fit your application.

5.0 out of 5 stars ( 6 )

Corsa Xtreme Exhaust Systems

Thanks to their unique, unmatched muffler technology, the drone busters at Corsa Performance have created the ideal exhaust systems for you. Corsa Xtreme exhaust systems employ a straight-through, non-restrictive design. They're coupled with their patented reflective sound cancellation science to tune out annoying low frequencies that cause droning and leave you with a crisp, clean sound. This cutting-edge innovation also reduces backpressure, allowing your engine to produce more horsepower and torque. Corsa Xtreme exhaust systems are manufactured from premium stainless steel with mandrel bends and handcrafted tips polished to a gleaming brightness to enhance your ride's appearance. Developed to fit right, Corsa exhausts go on fast with no cutting or welding.

4.78 out of 5 stars ( 132 )

COMP Cams HRT Max Power Master Camshaft Kits

COMP Cams HRT Max Power Master camshaft kits take the guesswork out of choosing the right valvetrain-upgrade package to achieve your desired performance with your Dodge Gen III Hemi. These Max Power kits feature the "low shock technology" of COMP's HRT camshafts with lobe profiles designed to maximize horsepower and improve stability at higher rpms. The profiles are also easier on valve springs, enhancing durability and reducing load loss. By dyno testing with many combinations of valvetrain components, COMP Cams' engineers have created these more complete, perfectly matched engine camshaft packages for your Hemi application in three different stages of performance. COMP HRT Max Power MK-kits include: * HRT Cam * Lifters * Pushrods * Conical or Beehive springs * Steel retainers * Locks * Spring seats * Valve seals * Phase limiter (VVT Hemi kits only)

4.4 out of 5 stars ( 5 )

Trick Flow® GenX® 215 Cylinder Heads for GM LS1

Trick Flow GenX® 215 cathedral port cylinder heads are fully CNC-machined to significantly increase the performance of 5.7L LS1 engines. Trick Flow engineers altered the valve angles from 15° to 13.5° to decrease valve shrouding, increase mid-lift airflow, and improve rocker arm-to-valve cover clearance. Top-of-the-line CNC Competition Ported runners have a premium high resolution surface finish for maximum flow and performance. The spark plugs were relocated in the CNC-profiled combustion chambers to enhance mid-lift airflow and increase the rigidity of the casting for extreme horsepower applications. Material was added at the rocker arm mounting points to increase high-rpm valvetrain stability. Trick Flow GenX 215 cylinder heads are emissions-legal under CARB E.O. #D-747 for 1997-present GM vehicles with 4.8L, 5.3L, 5.7L, and 6.0L engines. They are available fully assembled or as bare castings. Sold individually.

4.67 out of 5 stars ( 3 )