More Power in Every Purchase - Join the Summit Rewards Program Today!

More Power in Every Purchase - Join the Summit Rewards Program Today!

Stay Cool With SUMMER SALE Savings!

Selected Filters


Loading...

On Sale Parts & Accessories

Availability


On Sale Parts & Accessories

Shop limited-time discounts on parts, tools, and accessories from your favorite brands!

Shop limited-time discounts on parts, tools, and accessories from your favorite brands!

Shop limited-time discounts on parts, tools, and accessories from your favorite brands!

Part Groups

Results 1 - 24 of 1839

On Sale

FiTech Go Street EFI 400 HP Self-Tuning Fuel Injection Systems

EFI conversions made easy--FiTech Go Street EFI 400 hp systems are true carburetor replacements. And the price is a "Go" as well! Good for up to 400 hp, these 4-injector throttle bodies simply swap out your current 4-barrel carburetor for EFI performance. You don't have to mess with the ignition at all. It's too easy not to go for it--FiTech Go Street EFI 400 hp systems. Features include: * Self-tuning fuel injection * Latest Bosch 4.2 wideband oxygen sensor * ECU is mounted on throttle body * Universal base fits any 4-barrel manifold * Throttle linkage suits most transmissions * Three fuel inlet connections * Voltage control fuel pump control * Wet flow technology * Swirl spray annular discharge design * Built-in fuel pressure regulator * Designed for applications making at least 6 in. of vacuum at idle

3.82 out of 5 stars ( 218 )

$869.00


$782.10

On Sale

Davies Craig Electric Water Pumps

Davies Craig electric water pumps deliver universal fit, do-it-yourself, easy to install water pumps designed to replace or complement your existing belt-driven mechanical water pump. By removing the parasitic power losses of your belt-driven water pump, these EWPs can provide extra power, increased torque and cooling capacity—while eliminating heat soak and providing better engine temperature control. These revolutionary, Australian-designed electric water pumps are available in nylon or aluminum alloy, as well as a choice of flow rates. Their design allows for easy mounting into the bottom radiator hose, and the kits come with easy-to-understand DIY instructions. Davies Craig electric water pumps provide better care for your engine, increased horsepower, and fuel consumption savings.

4.71 out of 5 stars ( 28 )

$155.75

$355.68


$140.18

$320.11

On Sale

FiTech Go EFI 4 600 HP Self-Tuning Fuel Injection Systems

When it comes to fuel injection versus carburetors, new school is just too cool. FiTech Go EFI 4 600 hp self-tuning fuel injection systems have the ECU mounted on the throttle body for greater self-containment, clean installation, and easy setup. These trick systems fit any 4-barrel intake manifold, and are designed for use on engines from 250 to 600 hp. They feature a built-in fuel pressure regulator, an ECU that finds the best tune and self-adjusts to it—and the ability to change air/fuel ratios and ignition timing on the fly. Each system has a hand-held controller with a touch screen for initial setup, throttle linkage that suits most transmissions, and is manufactured with OE engineering. FiTech Go EFI 4 600 hp self-tuning fuel injection systems leave the guesswork behind. Order the model with options best-suited for your application. Additional features: * Choice of three fuel inlet connections * Will work with CDI box, but not required to control timing * Adjustable fan control switch * Can be used with an engine-mounted returnless fuel command center * Uses easy-to-replace, GM-type sensors and Bosch 4.2 wideband oxygen sensors * Wet Flow swirl spray annual discharge obtains complete atomization * Voltage-controlling fuel pump control reduces power under low loads to lower temperatures * Systems with mounted ECUs offer spark control without the need for an external spark box or special distributor * Designed for applications making at least 6 in. of vacuum at idle

4.15 out of 5 stars ( 256 )

$999.00


$899.10

On Sale

Summit Racing™ Vortec Cast Iron Cylinder Heads

Deliver power-building airflow to your engine with Summit Racing™ Vortec cast iron cylinder heads. These heads outflow the early model small Chevy heads with wide-open intake runners, efficient combustion chambers, and a high-performance valve job. They are made from a strong cast iron alloy that makes them less brittle than comparable Vortec heads on the market. For performance and great value, select the Summit Racing™ Vortec cast iron cylinder heads preferred for your build.

4.57 out of 5 stars ( 74 )

$649.99


$599.99

On Sale

Davies Craig Digital Thermatic Fan Switch Kits

Davies Craig digital thermatic fan switch kits sense air temperature as it passes through the radiator with the sensor placed in the fin section. The sensor can also now be placed directly into the coolant system—in combination with a temperature sensor adapter kit. These fan switch assemblies are compatible with 12 or 24 V applications, and feature an adjustable range of 40 to 110 C, or 104 to 230 degrees F. Temperature is set by pressing the set button, and the units can run one or two fans. The second fan (if applicable) will start 10 seconds after the first fan begins cooling. Davies Craig switch kits operate thermally and also when the air conditioning being used.

4.8 out of 5 stars ( 108 )

$69.74

$115.46


$62.77

$103.91

On Sale

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

4.27 out of 5 stars ( 89 )

$1,789.95


$1,163.95

On Sale

FiTech Throttle Bodies

FiTech throttle bodies provide high-flow for your LS engine. They are built with cast aluminum construction and include the IAC motor. They are offered in two low-profiles with diameters of 92mm and 102mm available.

4.24 out of 5 stars ( 49 )

$192.00

$495.00


$172.80

$445.50

On Sale

MSD Programmable Digital 6AL-2 Ignition Boxes

These new MSD programmable digital 6AL-2 ignition boxes give you the ability to tune an ignition curve or boost timing map from a PC. You still receive the 20 degree duration of multiple sparks combined with higher output to ensure complete combustion. The all-new MSD programmable digital 6AL-2 ignition boxes will easily connect to nearly any 12 V negative ground distributor system, even Hall-effect pickups. They offer higher output with up to 135mJ and 535 V and accept points and mag pickup triggers.

4.37 out of 5 stars ( 46 )

$549.99


$494.99

On Sale

FiTech Go EFI 3x2 Tri Power 600 HP Fuel Injection Systems

FiTech Go EFI 3x2 Tri Power 600 hp fuel injection systems with external ECU sticks to basic functions that deliver the best possible performance and economy for your street and mild performance engine. These FiTech ready-to-run throttle body systems allow you to remove your carburetor and advance into the EFI world at an affordable price. The Tri-Power 600 hp systems come complete with a classic gold diecast aluminum throttle body, hand-held controller, windshield mount, wideband oxygen sensor, coolant temperature sensor, and a compact external ECU. Systems are available with or without FiTech's Go-Spark CD ignition. Features: * Annular discharge * Supports up to 600 hp engines * Three high-flow throttle bodies, each with two 45mm throttle bores * Clearly marked OE-style harness * All sensors are integrated on the unit (except for wideband oxygen and coolant temperature sensors) * Fits intake manifolds with three 2-barrel flanges * Works with OE carb-type distributor and throttle linkage * Compatible with E-85 gasoline * Fuel pump voltage control * Wet Flow Technology with swirl spray annular discharge design * Optimize Air Fuel Ratios while driving

4.33 out of 5 stars ( 3 )

$2,410.00


$2,169.00

On Sale

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)

4.5 out of 5 stars ( 92 )

$1,349.95


$877.95

On Sale

FiTech Ultimate LS Loaded Intake Manifold Kits

FiTech Ultimate LS Loaded intake manifold kits are just like the systems, but without the ECU and hand-held controller. FiTech Ultimate LS Loaded intake manifold kits will have: * Low-profile 92mm or 102mm (750 hp kits only) inlet aluminum fabricated intake with 1,500 to 6,500 rpm powerband, 3mm construction, TIG-welded, black anodized with embossed FiTech logo * CNC-machined with O-ring gaskets and hardware included * High-flow cable operated 92mm or 102mm (750 hp kits only) throttle body * Parabolic inlet machining for smooth throttle transitions, same as OE * Throttle body features progressive linkage pulley with double-return spring and adjustable stop * Billet fuel rails with AN fittings and fuel crossover * 36 or 55 (750 hp kits only) lbs./hr. flow-matched injectors

4.2 out of 5 stars ( 5 )

$965.00


$868.50

On Sale

FiTech Ultimate LS Standalone ECUs

FiTech presents Ultimate LS standalone ECUs. These self-learning ECUs are offered with and without transmission control. So if you're considering utilizing a factory intake, throttle body, and injectors, FiTech Ultimate LS standalone ECUs will get your engine ready for optimal performance.

3.78 out of 5 stars ( 50 )

$959.00

$1,202.00


$863.10

$1,081.80

On Sale

RaceQuip PRO20 Helmets

RaceQuip PRO20s are Snell SA2020-rated, full-face auto racing helmets that incorporate contemporary styling with modern production techniques. The shell utilizes pressurized steel molds to achieve the best combination of strength and lighter weight. The SA rating means that the interior, paint, and Kevlar® chin strap are fire retardant, so PRO20 helmets are suitable for all motorsports. If you need or prefer a full-face helmet, this is the model for you. Please verify the size when ordering. Additional features of RaceQuip PRO20 full-face helmets include: * Exceeds Snell SA2020 rating * Lightweight pre-preg composite shell * Expanded polystyrene (EPS) liner mated to shell * Distortion-free 3mm polycarbonate face shield with red anodized aluminum pivot kit * Hand-ratcheting tear-off posts * Silicone eyeport gasket seals out dust and dirt * Wide eyeport provides excellent peripheral vision and allows for the use of personal eyewear * Reinforced M6 threaded HANS/HNR inserts for easy HANS or other head-and-neck-restraint device anchor posts (not included) * Comfort-fit blended Nomex interior with top and back exhaust vents help keep your scalp cool * Slick aero-design with medium-sized chin spoiler * Available in a variety of colors and sizes

4.76 out of 5 stars ( 84 )

$329.95

$369.95


$181.95

$240.95

On Sale

Davies Craig Electric Booster Pump Kits

Get a little extra push with Davies Craig electric booster pump kits. These high-performance booster pumps are a magnetically driven, recirculating-style water pump. They're ideal for closed-loop cooling systems like automotive heaters and intercoolers, marine, motorcycle, and go-carts. The pumps have an operating range of 9 V DC to 15 V DC. Davies Craig standard kits include a pump and wiring harness; hose adapters, hose clamps, and adapter hose are available in some kits.

4.69 out of 5 stars ( 16 )

$122.43

$193.73


$110.19

$174.36

On Sale

ATK High Performance Chevy LM7 5.3L 385 HP Long BLock Crate Engines

With ATK High Performance Chevy LM7 5.3L 385 hp long block crate engines expect big mid to upper end power and a noticeable idle. They were designed to be performance upgrades for a 1999-2007 Chevy truck LM7 or an LS swap in a hot rod. Technical specifications include: * Horsepower: 385+ * Torque: 390+ * Block: GM 5.3L iron LM7 * Bore/stroke: Up to 3.809 x 3.622 * Year range: 1999-2007 * Displacement: 323 c.i.d. * Crankshaft: OEM GM 3.622 in. stroke internally balanced 24 tooth reluctor wheel .857 in. flange * Connecting rods: OE GM forged powder metal 6.093 in. stock bolts * Pistons: Hypereutectic dish * Piston rings: Moly rings * Compression ratio: 9.5:1 compression * Camshaft: Hydraulic roller * Camshaft specifications: Custom grind * Camshaft bearings: Installed and clocked to OEM position * Cylinder heads: OE aluminum 61.15cc 1.89/1.55 * Freeze plugs: Brass installed and sealed * Rocker arms: OE powdered metal 1.7 ratio * Oil Galley plugs: Installed and sealed * Weight: 385

4.93 out of 5 stars ( 15 )

$4,189.99


$3,989.99

On Sale

Summit Racing™ Swing-Out Door Bar Kits

Summit Racing™ swing-out door bar kits will enable you to convert an existing side bar to a more convenient swing-out model—no more crawling over the bars to get into your race car! Once installed, these kits allow your door bar to conveniently swing-out of the way with the removal of a quick-release pin. The door bar kits are designed for mild steel tubing of different diameters. Release pin included. Welding required. Order the kit you need.

4.2 out of 5 stars ( 5 )

$133.99


$99.99

On Sale

Davies Craig Electric Water Pump and Controller Combos

Davies Craig puts you in total control of your engine cooling with their electric water pump and controller combos. These economical packages deliver a selection of choices; all include lightweight EWP pumps that will cool better, while providing more power, torque, and fuel economy. The controller features a prominent blue LCD screen, and has features to manage the efficient operation of both your electric water pump and engine fan—to eliminate "heat soak" and extend the life of your engine. The pumps are available in aluminum alloy or nylon construction, as well as different flow rates to best fit your specific application. Upgrade your belt-driven, mechanical pump and engine thermostat with the improved performance of Davies Craig electric water pump and controller combos.

4.2 out of 5 stars ( 5 )

$378.93

$416.82


$341.04

$375.14

On Sale

MSD 6EFI Ignitions

MSD 6EFI ignitions are capacitive discharge ignitions designed to work in harmony with electronic fuel injection systems. They come with detailed wiring instructions, making installation a breeze. Increased throttle response, smoother idle, quicker starts, and full ignition power throughout the entire rpm range are all benefits of adding these ignition controls to your fuel injected engine. They feature built-in rev limiters that will protect the engine in the event of a missed shift or driveline failure. If you have a 4, 6, or 8-cylinder engine with EFI, MSD 6EFI ignition controls will connect and fire it up! MSD 6EFI ignitions feature: * Detailed instructions for installation with various EFI systems * Compact design * Adjustable rev limiter for over-rev protection with rotary dials in 100 rpm increments * Works on 12 V electrical systems using a distributor * Easily connects to magnetic pickup, electronic, and even points distributors

4.7 out of 5 stars ( 10 )

$229.99


$206.99

On Sale

Flowmaster Super 44 Series Mufflers

Flowmaster Super 44 Series mufflers use the same technology as the original Super 40 mufflers—but also offer some distinct advantages. The Super 44s deliver a deep, rich tone with an improved flow path radius, optimum internal flow, and sound control engineering, all created with Delta Flow technology. They're the most aggressive, deepest sounding, highest performing 4 in. case street mufflers that Flowmaster has ever built. These American-made, all-black mufflers exceed OEM specifications for use on street cars, race cars, and sport trucks. Super 44s are ideal when dynamic sound, torque, and horsepower improvements are demanded in a smaller high performance muffler. Their maximum performance and improved flow path will generate more torque and power than ever before! If you really want to hear your exhaust system inside as well as outside of your vehicle, then order the Flowmaster Super 44 muffler best suited to fit your application.

4.75 out of 5 stars ( 395 )

$134.95


$87.95

$101.95

On Sale

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

3.27 out of 5 stars ( 41 )

$1,806.00

$2,107.00


$1,625.40

$1,896.30

On Sale

All American Billet Silverline Series Serpentine Kits

All American Billet Silverline Series serpentine kits are designed to give any engine an aggressive black style, highlighted by machined finished areas for a truly standout look! These kits come standard with high performance accessories. Enjoy a no-hassle installation with all the hardware and necessary components included in the box. A variety of setups are available to fit models with or without power steering and air conditioning. Dozens of models are available; order the kit recommended for your vehicle and engine application.

4.43 out of 5 stars ( 7 )

$2,495.00

$3,395.00


$2,345.00

$3,245.00

On Sale

FiTech Easy Street 600 HP EFI Systems

FiTech Easy Street 600 HP self-tuning fuel injection systems deliver high performance—and style! Their gold finish is the perfect way to spice up that monster motor, giving it an old-school look. And, like all FiTech EFI systems, the Easy Street 600 HP is a self-learning, plug-and-play system that features an ECU mounted directly to the throttle body for simplified wiring and an easy installation. Examine the options and select the model best suited for your vehicle. Features of the Easy Street EFI-600 HP system include: * Annular discharge * Windshield mount for control * Four 80 lb. flow matched injectors * Extreme self-learning for a wide range of super-fast dial in connections * Suitable for crate engines and performance engines * Pre-programmed with bolt-n-go technology for out-of-the-box performance with minimal input required * Easy Tach input, reads Tach signal from COIL, HEI, CDI, and many other ignition brands (no timing control) * For non-boosted engines; natural aspirated applications only * Wide band oxygen/ sensor with mounting kit * On-board fuel pump driver with PWM * Hand-held module for performance tuning * One fan control * Compatible with E-85 gasoline

3.76 out of 5 stars ( 34 )

$926.00


$833.40

On Sale

VEGE Remanufactured Long Block Crate Engines

VEGE remanufactured long block crate engines are an excellent foundation for budget-minded builds. These premium-quality refurbished engines are drop-in replacements for a wide range of stock vehicles—and can be retrofitted into additional applications. Each engine is reverse-engineered to ensure that any original defects are removed. Certified technicians recondition the long blocks to factory specifications, replacing wearable parts or machining them back to OE standards. The engines are thoroughly tested and calibrated to deliver maximum performance and long-term durability. Order the VEGE remanufactured crate engine recommended for your vehicle.

3.77 out of 5 stars ( 66 )

$1,936.99

$4,785.99


$1,736.99

$4,585.99

On Sale

Earl's Performance Vapor Guard Hose Ends

Defend your ride from modern fuels with Earl's Performance vapor guard accessories like these vapor guard hose ends. Made from quality aluminum, these hose ends feature a special smooth retention band that retains your hose under pressure, while also ensuring that the hose line is not damaged. They're bright-dip anodized to offer long service life, even when used with today's harsh fuels. They make assembly a snap! Simply cut the hose, push the vapor guard hose ends on and tighten the clamps, that's all there is to it! Choose from an assortment of sizes and fittings styles--45 degree, 90 degree, or straight--to best suit your project needs.

4.9 out of 5 stars ( 168 )

$7.77

$14.85


$5.83

$8.17

Modal Header