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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 )

$399.99

$799.91

On Sale

Range Technology AFM/DFM Disabler Devices

All cylinders, all the time! Get the most out of every mile with a Range Technology AFM/DFM Disabler Device. These modules allow your V6 or V8 GM vehicle to run in full cylinder mode at all times. This patented technology is the only product that will disable AFM or DFM without reprogramming the factory ECU. You get full power delivery all the time without factory warranty concerns. Additional features: * No more shuddering or dropping cylinders * Fast and easy setup; simply plug into your onboard OBD-II port and it instantly begins working to eliminate the AFM or DFM system * No tools needed; simply remove to uninstall * All-terrain power and control in any situation—bad weather, off-road, and carrying heavy loads * Safe and reversible: leaves no trace; unplug it to return to factory settings * Fits all V6 and V8 General Motors AFM/DFM vehicles, including cars, trucks, and SUVs * Device is available in multiple color options

4.71 out of 5 stars ( 220 )

$259.95


$233.95

Optima RedTop Starting 12-Volt Batteries

Optima RedTop Starting 12-volt batteries are the ultimate power source for cars, trucks, SUVs, hot rods, and other high-performance vehicles. They're engineered with unique Spiralcell technology, delivering a stronger burst of ignition power, while extending the battery life up to three times longer than conventional models. Maintenance-free RedTop AGM batteries are sealed, leak-proof, and resistant to vibrations—so you can mount them anywhere and in virtually any position on your vehicle. Order the Optima battery designed for your application, and expect a perfect start every time.

4.81 out of 5 stars ( 1527 )

$269.99

$299.99

On Sale

Edge Insight CTS3 Monitors

Edge Insight CTS3 monitors are the most comprehensive, state-of-the-art, multi-gauge touch screen display on the market. This third generation design is faster and more capable than ever. A simple installation that just plugs into an OBDII port and works on most domestic gas and diesel vehicles. They are the perfect tool for those who want to monitor their vehicle's performance and prefer not to program their vehicle--or for those who already have significant performance upgrades and want to safely monitor their vehicle's performance. Edge Insight CTS3 features include: * 5 in. full color, 720P high-resolution, swipe screen * 1 GB of on-board Ram * High-speed data logging export * Test and track performance runs such as 0 to 60 mph and 1/4 mile * Log, graph, and export parameters to track for improved performance * Set audible and visual alert notifications when certain parameters or temperatures are met * Multiple shift-on-the-fly performance tuning settings with EAS * Custom color mixer for gauge arcs, needles, and backgrounds * Multiple gauge screen layouts * Fully customizable backgrounds * One-touch easy menu navigation * Notification center * Switch between US or metric units of measure * Displays dozens of parameters * Light sensitivity meter to dim screen as ambient light decreases * Wi-Fi update-able * Backup camera adaptable

4.14 out of 5 stars ( 22 )

$499.95


$448.95

On Sale

MSD LS 2-Step Launch Controls

GM performance fans will be geeked to learn about MSD's direct plug-in 2-Step launch controls for LS engines. These units are easy to install with factory-style connectors for a splice-free installation. When you're staged, you can hold the pedal to the floor, while the rpm stays at a consistent level, producing consistent launches.

4.71 out of 5 stars ( 86 )

$349.95


$314.95

Summit Bucks

ACDelco Rear Main Seal Housings

ACDelco offers rear main seal housings for a wide range of year/make and engine applications. The one-piece aluminum replacements are designed, engineered, tested, and backed by General Motors. They are validated OE parts for specific Chevrolet, Buick, GMC, and Cadillac vehicles. These components are designed to give the engine oil leak protection from between the crankshaft output flange and the engine block. Order the engine crankshaft seal housing recommended for your ride.

4.5 out of 5 stars ( 8 )

$66.99

Summit Bucks

ACDelco Gold Automotive AGM Batteries

ACDelco Gold Automotive AGM batteries have high-cycling capabilities, are remarkably charge-receptive, and are necessary for start/stop applications. These batteries are also maintenance-free, 100 percent pressure-tested against leaks, and are manufactured to resist corrosion. Best of all, they are backed by ACDelco's outstanding warranty coverage. When reliable starting power is a priority— ACDelco Gold Automotive AGM batteries are the answer! Additional features include: * Absorbed Glass Mat design is 100 percent leak and spill-proof, because the electrolyte is permanently held in the glass mat separator, instead of free flowing within each cell * Oxygen recombination reduces water loss and reassures maintenance-free performance * ACDelco Gold Automotive AGM batteries have longer life expectancy in traditional vehicle applications, due to a maintained pressure on the plates, which significantly reduces the amount of active mass lost from the grid

4.79 out of 5 stars ( 339 )

$186.99

FAST LSXR Intake Manifolds

The engineers at FAST teamed up with the airflow specialists at RHS to develop a 3-piece, polymer intake manifold. They are constructed from a proprietary advanced polymer material that offers a host of benefits over aluminum aftermarket intakes, including lighter weight and improved strength and heat dissipating characteristics. While they feature a 102mm air inlet that is perfectly suited to the FAST Big Mouth 102mm throttle body, they can also be used with stock or aftermarket 90mm or 92mm throttle bodies. Other features include integrated nitrous bungs and perfect bolt-on fitment that allows for the use of factory accessories without modifications or clearance concerns. FAST LSXR intake manifolds' 3-piece modular design allows for easy disassembly and porting. This new design gives you the ability to remove individual runners from the manifold for modification.

4.04 out of 5 stars ( 26 )

$450.95

$1,210.95

Summit Racing™ High-Output Ignition Coils

Our Summit™ high-output ignition coils give you additional volts of spark energy in a simple, direct replacement package. These coils mount in the stock location with no special mounting needed, but have a lower primary resistance, higher rpm capability, and greater output than stock. They're available in a variety of styles, both universal and application-specific, and can be ordered individually or in sets.

4.5 out of 5 stars ( 371 )

$42.99

$306.99

Clevite H-Series Main Bearings

Clevite H-Series main bearings were developed primarily for NASCAR racing, but are well suited to other types of competition engines as well. They're especially good for engines that run at medium-to-high revs. They have steel backings with carefully selected overlays and a high crush factor, plus a medium level of eccentricity. H-Series bearings have enlarged chamfers at the sides for greater crank-fillet clearance and are made without flash plating for better seating. They are also available with either 180 degree or 360 degree oil grooves, as well as an extra 0.001 in. of clearance.

4.67 out of 5 stars ( 138 )

$123.99

$152.99

Melling High-Volume Oil Pumps

Melling high-volume oil pumps give you an additional 20 to 25 percent of much-needed oil volume for your performance application. For those of you who need added pressure, many pumps are supplied with a high-pressure spring (where noted). The pumps are built using a proprietary casting process, which yields maximum performance and reliability. Every Melling oil pump is completely pressure-tested, including idle and bypass pressure, before it leaves the factory. Dozens of models are available for fitment; order the pump and options needed for your vehicle.

4.63 out of 5 stars ( 357 )

$153.99

$202.99

Red Line Water Wetter Cooling System Treatment

Red Line created the industry of pushing bubbles out of the way to ensure cooling with their Water Wetter cooling system treatment. It's a unique agent for cooling systems that doubles the wetting ability of water. It offers rust and corrosion protection that allows for use of straight water in racing or reduced antifreeze levels in warm climates. It also improves heat transfer and reduces cylinder head temperature. Help your engine keep its cool with Red Line Water Wetter cooling system treatment. Instructions and specs: * Use 1 bottle for most passenger cars and light trucks—treats 3 to 5 gallons or 13.2 to 15.9 liters * Use 2 bottles with larger cooling systems * Use 1 oz. (3 to 4 capfuls) per quart for small cooling systems * Compatible with new or used antifreeze (including those with DEX-COOL and long-life versions) to improve the heat transfer of ethylene and propylene glycol systems * Satisfies ASTM D2570 and ASTM D1384 corrosion tests for glycol-based antifreezes * Contains no ethylene glycol

4.62 out of 5 stars ( 169 )

$13.89

King XP-Series Rod Bearings

King XP-Series rod bearings feature advanced metallurgical and geometric technologies that meet extreme performance loads. They were developed for all performance applications that use forged steel aftermarket crankshafts and produce high loads for extended periods. King focuses on one product—bearings—and nothing else. Their innovative race-only Xtreme Performance Max Black Tri-Metal rod bearings have a 24 percent stronger overlay and 17 percent more fatigue strength by using a micro process called SecureBond. Built with enhanced tri-metal, King XP-Series rod bearings layer copper-lead construction with a nickel plate barrier and a lead/tin/copper Babbitt overlay over a steel backing in an adhesion process that provides superior stability and durability. King's advanced control measures hit a bull's-eye, maintaining wall thickness tolerances far tighter than their competitors—at an amazing +/- .0001 in.! XP-Series rod bearings are narrowed on the crank cheek side with increased crush height for improved bearing-to-bore contact, heat transfer, and reduced spin potential in high-rpm applications.

4.62 out of 5 stars ( 69 )

$68.99

$146.99

Optima YellowTop Deep-Cycle 12-Volt Batteries

Optima YellowTop Deep-Cycle 12-volt batteries are high-performance, dual-purpose power sources. They're great for applications requiring repetitive amperage drain and quick recharging—like trucks with winches, commercial or public safety fleets, and vehicles loaded with electronics and accessories. YellowTops also power forklifts, tractors, and other heavy equipment. The maintenance-free AGM batteries deliver premium ignition starts, while sustaining high power levels even when system loads exceed the alternator output. Optima deep-cycle models are sealed, spill-proof, and can be mounted in most any position. They are far more resistant to vibrations than standard batteries, and will perform up to three times longer. For consistent power and faster recharges, order the YellowTop designed for your needs.

4.8 out of 5 stars ( 417 )

$299.99

$329.99

Summit Bucks

ACDelco GM Genuine Parts Iridium Spark Plugs

ACDelco GM Genuine Parts Iridium spark plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. They are ACDelco's latest in spark plug technology and an exact replacement for your GM vehicle's original components. Iridium composition provides a high melting point and great strength, along with excellent wear resistance and durability. ACDelco GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles.

4.84 out of 5 stars ( 155 )

$6.50

$11.99

Summit Racing™ Ceramic Ignition Wire Sets

If you're running headers with close tolerances or have an engine bay with little room, Summit Racing™ ceramic ignition wire sets are the cure for burnt and melting boots. Their ceramic coating acts as a heat mirror, reflecting infrared energy and heat away from the plug boot—and it's engineered to resist flaking and peeling. The 8mm spiral core silicone wires deliver maximum energy to the spark plugs with built-in RFI suppression for your street-driven vehicle. These affordably priced wire sets are true performance upgrade replacements for OE types. They're available (assembled or non-assembled) with different terminal and boot ends for fitment on a range of vehicle applications.

4.39 out of 5 stars ( 90 )

$127.99

Fel-Pro Timing Cover Gaskets

The chain of command between a crankshaft, camshaft, and engine valves is central to your vehicle's basic movement—which is why it's so important to protect the timing belt. Fel-Pro timing cover gaskets provide a tight seal to keep contaminants out of the gear shaft area. They're offered in hundreds of single or multi-piece sets for OE-style fitment on a wide variety of cars, trucks, vans, and SUVs; gaskets for industrial use are also available. Ideal for stock replacement (not intended for racing applications), Fel-Pro gaskets are made from materials such as fiber, cork, and rubber. Choose the kit which corresponds to your year/make and engine application.

4.76 out of 5 stars ( 548 )

$32.99

$47.99

On Sale

MSD Blaster OEM Replacement Coils

When it comes to late model performance parts, nothing beats bolt-on and direct connection components—especially when they improve performance like these new replacement MSD Blaster ignition coils. They're designed with improved materials and windings to produce a stronger spark. This improved spark helps burn the fuel mixture more efficiently, resulting in smooth idle and heightened mid-range rpm power. Choose the OEM replacement designed for your year/make/model application.

4.71 out of 5 stars ( 628 )

$83.65

$599.95


$68.95

$538.95

Melling Factory Hydraulic Roller Lifters

Melling factory replacement hydraulic roller lifters are designed and built to get the job done while ensuring efficient performance and quiet valve train operation. They are perfect for when you're ready to freshen up your engine. Melling factory hydraulic roller lifters are manufactured from the finest materials and designed for the proper fit and long dependable lifter life.

4.21 out of 5 stars ( 19 )

$24.99

$54.99

Red Line MT-90 Transmission Gear Oil

Red Line MT-90 transmission gear oil is designed to provide excellent protection and improved shiftability for manual transmissions and transaxles. Popular in Nissan, Toyota, and Mazda manual transmissions and transaxles, as well as other selected applications, this is a 75W90 GL-4 gear oil that's slightly heavier than MTL. It provides excellent protection of gears and synchronizers, and its balanced slipperiness provides a perfect coefficient of friction, allowing for quicker shifting.

4.97 out of 5 stars ( 67 )

$21.85

Optima Yellow Top H6 Batteries

From the company that brought you the revered Red Top battery comes the new Optima Yellow Top H6 batteries. Designed to fit a wide range of vehicles with one part number, these batteries are the revolution for battery products. With Optima's tried and true AGM cells, the Yellow Top H6 battery will be the one to beat for years to come. Key features: * Deep-cycle and cranking power * Up to 3 times longer life * 15 times more vibration-resistant * Virtually spill proof * Mountable in virtually any position * Maintenance-free * Faster recharging * Optimal starting power * 300+ discharge/recharge cycles

4.76 out of 5 stars ( 45 )

$369.99

Summit Bucks

ACDelco Crankshaft Position Sensors

Give your ride an attitude adjustment with ACDelco crankshaft position sensors. Your original sensor can become worn or burnt and sensitive to hot engine temperatures, leaving you sitting on the side of the road. ACDelco offers high-quality, direct-fit replacement crankshaft position sensors to respond to your car's needs. Dozens of models are available for fitment on thousands of vehicles from the 1980s and up. Enhance the efficiency and performance of your ride; order the crankshaft position sensor recommended for your application.

4.11 out of 5 stars ( 9 )

$13.99

$86.50

King XP-Series Main Bearings

Built with enhanced tri-metal, King XP-Series main bearings have a layered copper lead construction, with a nickel plate barrier and lead/tin/copper Babbitt overlay over a steel backing--in an adhesion process that provides superior stability and durability. King's advanced control measures hit a bull's-eye, maintaining wall thickness tolerances far tighter than their competitors: an amazing +/- .0001 in. The XP-Series main bearings are narrowed for large radii crankshafts and feature enlarged, chamfered oil holes with full, 3/4 in., or 1/2 in. grooving for improved oiling. They deliver consistent and reliable performance with a high-load capacity. These race-only Xtreme Performance (XP-Series) Tri-Lecular main bearings are proven track-tough to handle the ground-shaking power of your race engine. Hundreds of sets are available; order the bearings recommended for your vehicle.

4.42 out of 5 stars ( 43 )

$42.50

$130.99

Summit Bucks

ACDelco Ignition Coils

Failure or poor performance from a coil can result in a misfire, a rough-running, hard-starting engine, and excessive emissions. ACDelco ignition coils provide the performance needed to help keep vehicles running the way that they were designed. These coils have corrosion-protected laminations to guard them from the harsh operating environment. Primary and secondary coil windings often feature molded plastic protection. Order the replacement model designed for your vehicle and engine application.

4.56 out of 5 stars ( 27 )

$49.99

$73.99

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