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Are you looking for competition-proven handling performance for your 2015+ S550 Ford Mustang or Shelby GT350, while still maintaining street drivability? Steeda Dual Rate Ultimate Handling lowering springs are available for your MagneRide-equipped S550 Mustang! Steeda's experience and expertise in high performance street and racing suspension systems is second-to-none, and the team at Steeda has put that experience to work for you. Designed for ALL street and road racing applications, Steeda's Competition springs have the highest rates on the market but still maintain a comfortable and enjoyable ride when put on the street. Competition-proven in both NASA and SCCA events, these springs greatly reduce nosedive and keep body roll to a minimum for the ultimate in performance handling. By lowering your S550 Mustang .750 in. all around, the springs provide an optimized center of gravity and aggressive stance. At a recent HDPE event, Steeda clocked a 4-second lap time improvement with just their springs and adjustable camber plates. They're a tremendous handling upgrade for GT350s, as well as any MagneRide-equipped S550 Mustang. Professional race car driver Billy Johnson borrowed a Q500 for some laps at Palm Beach International Raceway and this is what he has to say about them: "The Steeda Q500 was a blast to drive on track... The adjustable suspension was far from harsh and had a wide range of adjustability to dial the car in at the track. Overall it was a nice dual-purpose street and track package that raised the limits of the Mustang GT." Product benefits: * Lowers the non-PP Mustang .750 in. front and rear * Lowers GT350, PP1, and PP2 Mustangs .500 in. front and rear * Designed for competition racing but maintains outstanding street-able ride * Highest spring rate for dramatic improvement in handling and reduction of nosedive * Steeda collaborates with the best motorsport spring engineers in the industry to provide you the best products possible * Steeda springs are developed using advanced proprietary CAD data
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$494.95
$445.46
On Sale
Steeda Sport suspension springs are the foundation of good handling! The company's experience in high performance street and racing suspension systems is second to none—put that expertise to work for you. These springs are custom-made to strict specifications for fitment on a wide range of vehicles, including Ford Mustang, Fusion, and Focus; as well as Lincoln and Mercury models. And depending on the springs you order, you can lower your stance by up to 2 in. Steeda uses high-quality steel wire to ensure performance and durability, with a black or blue powdercoat finish to resist the elements. Enhance your ride quality with a set of durable, attractive Sport suspension springs from Steeda!
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$379.95
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$499.95
$341.96
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$449.96
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RSO Suspension coil springs are designed with optimized spring rates and wire diameters to cover a large range of off-road needs, while also improving on and off-road comfort. Vehicle-specific fitment ensures a direct fit, no hassle installation to resolve any sag issues from off-road bumpers, loaded gear and to clearance larger tires. At the heart of any true suspension system are properly designed coil springs. RSO's coil springs will provide the ride you want and the suspension performance you need. Order the recommended coil springs for your make/model. Product features and details: * Vehicle-specific fitment to ensure direct fit no hassle installation * Improves on-road comfort, resolves sagging issues from increased weight and increases off-road performance * Optimized spring rates, wire diameters and coil lengths for increased load capacity, articulation and driving comfort * Powdercoated finish for ultimate weather and corrosion resistance * Limited lifetime manufacturer warranty on workmanship/structure, and 1-year on the finish/coating
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$333.99
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$443.99
$290.57
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$386.27
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Steeda Ford Mustang Ultralite suspension springs deliver better steering response, handling, and stability—and they're 30 percent lighter than competing brands. These lowering springs optimize the center of gravity, enhancing vehicle control and ride quality, while also dropping your height to an aggressive stance. Steeda springs are manufactured in-house to precise specifications, then black powdercoated for long-lasting beauty and performance. You'll see an immediate reduction in launch squat, nose dive, and body roll. Order the set designed for fitment on your particular Ford Mustang sub-model.
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$364.95
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$384.95
$328.46
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$346.46
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If you're looking to take your Mustang to the next level, the Steeda street and competition Boss 302 Sport lowering springs can take you there! These upgrade springs will greatly improve the Boss 302's overall weight distribution. This is achieved by lowering the ride height only 0.2 in. in the front, but dropping the rear 0.7 to 0.8 in. With the front height largely unchanged, your front roll center geometry remains optimal. Spring rates are substantially increased to greatly reduce body roll and reduce nosedive under braking for improved control and balance. For competition-level handling performance, choose Steeda!
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$449.95
$404.96
On Sale
If you're you looking for race-proven handling performance springs for your Mustang, but still want to drive it on the street, choose Steeda's competition/street springs. Tested in NASA American Iron competition, the springs will greatly reduce nosedive and keep body roll to a minimum for the ultimate in performance. Steeda offers a range of aftermarket lowering springs, each model designed to let you achieve the most comfortable ride, best handling and lowered stance for your vehicle.
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$494.95
$445.46
On Sale
Nickky Bobby leaf spring mounting plates are available to fit 3 in. and 3.5 in. axles tubes. These steel brackets offer more adjustment on your CalTrac bar, which will help with leverage on the leaf spring itself, allowing for more adjustability on how hard you hit the tire on your leaf spring setup! Along with the CalTrac adjustment, these leaf spring mounting brackets give you up to six different mounting positions for your shock setup (parallel or perpendicular 90 degree to bracket with added shock accessory) while utilizing a conveniently placed hole for tie-downs (tie-downs not included).
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$299.99
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$424.99
$269.99
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$382.49
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Steeda coil spring seats are direct replacements for weak plastic factory mounts. Steeda manufactures these spring seats from quality materials for performance and durability. The Steeda spherical bearings included in these kits ensure precise suspension control.
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$299.95
$269.96
On Sale
Leveling Solutions suspension air bag helper kits are ideal for truck owners that tow or haul loads up to 5,000 lbs., regardless of frequency. These air bags increase the level load capacity of your truck by installing between the rear axle and frame. Using air pressure, the bags help support the leaf springs to allow for hauling heavier weight, reducing sway, and improving steering control. Order the kit for your application. Features and benefits: * Reduces or eliminates rear end sagging while hauling heavy loads * Simple "no drilling" custom-fit installation * Reduces side-to-side sway * Fully adjustable with air pressure * 5,000 lbs. level load capacity * Levels off-center loads (side-to-side adjustment) * Helps extends life of factory springs by reducing wear * Designed with a simple bolt-on installation, this entire upgrade generally takes approximately 1-2 hours * Optional air systems from Firestone and Air Lift are compatible with these kits and available for purchase separately
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$405.99
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$414.99
$324.79
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$331.99
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Summit Racing™ Pro LS camshaft and spring kits are designed for GM LS engines. Each cam kit offers a budget-friendly option without sacrificing quality and performance. They're available in Stage 1 or 2 performance configurations. Stage 1 kits include the cam and matching drop in beehive springs with seals or optional upgraded dual spring and retainer kit. Stage 2 kits give you an additional cam change gasket kit and a crank bolt. Order the Summit Racing™ Pro LS camshaft kit recommended for your year/make and engine application.
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$584.96
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$608.98
$534.96
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$558.98
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EBC is known for its manufacturing expertise and top-notch products. EBC SRK sport racer clutch kits are no exception. These kits include Aramid fiber-lined friction plates and steel separator plates and springs to provide street-going kits for high performance street and road racing. Some EBC sport racer clutch kits will feature new diaphragm springs, like the ones used in many larger bikes, to provide a complete clutch rebuild kit for every sport bike possible. If you ride hard and need the best, get yourself EBC SRK sport racer clutch kits.
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$280.71
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$339.43
$252.64
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$305.49
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Control your fuel pressure with one of these Aeromotive Extreme Flow EFI fuel pressure regulators. They're manufactured from durable aluminum, then anodized for maximum protection. The regulators include a standard spring (installed) that supports 30-75 psi base fuel pressure and a high pressure spring (included) to support 75-120 psi base fuel pressure. Aeromotive Extreme Flow EFI fuel pressure units also support vacuum and boost reference on a 1:1 ratio.
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$312.95
$268.99
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$281.66
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Ensure peak performance from your muscle or sports car with an Aeromotive vacuum/boost reference fuel pressure regulator, designed for use with GM LT1 engines. Developed with LT1 specs in mind, these are true billet, fully adjustable regulators—featuring CNC-machined aluminum seats, ports, and stainless steel springs, custom-designed for precise fuel control. Order the model recommended for your vehicle.
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$279.55
$251.60
On Sale
FiTech Go-Spark distributors feature 2-wire magnetic pickups, compact bowl and cap designs to fit into locations where a larger or bulkier distributors will not, and adjustable advance systems, vacuum and/or mechanical, that allow you to dial in a timing curve for any high performance need or for more economy when cruising at light loads on the street or highway. CNC-machined housings, centerless ground shafts, Oil-Lite bushings, hardened drive gears, and FiTech's 3-year limited warranty make Go-Spark distributors very popular. Choose one for your vehicle. Features: * CNC machined 6061 T-6 aluminum housing * Centerless ground shaft that rides on an upper sealed roller or ball bearing * Extended length lower bronze Oil-Lite bushing for smooth operation at high rpms * Melonized or hardened iron drive gear ensures long service life * High-output magnetic pickups and paddle wheel reluctors ensure strong, stable trigger signals—even at higher rpms * Cap and rotor are 30 percent glass filled polyester (PBT) that offers high-impact and dielectric strength, and resistance to carbon tracking * Cap contacts are brass, the rotor spring is stainless steel for long-term maximum conductivity * Dual 2-wire magnetic pickup models available--pickups are placed 180 degrees apart to provide a complete redundant ignition system for racing applications * Height adjustment for deck height differences (not all Go-Spark models)
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$285.00
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$459.00
$256.50
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$413.10
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Nickky Bobby S10 and G-Body bolt-on long travel shock towers will allow you to retain "stock style" suspension all while utilizing the tuning advantage of a 24 in. shock and a taller, lighter spring with more sprung energy. These brackets with the supporting recommendation pieces will net you around 10.5 in. of travel with maximum tuning ability! While these are bolt-on pieces. NBI highly recommends they be welded to the frame for maximum strength and durability. You will also have to cut spring pocket for clearance for new longer shock. Sold as pair (one for driver and one for passenger side). Hardware is included in kit for installation. The brackets themselves stand about 8 in. high off the frame and if you're running an LS, they have 6.5 in. of clearance from cylinder head on drivers side and 5 in. of clearance of passenger side (most GM vehicles have engine offset 1.5 in. to passenger side from factory for driver and steering clearance). For drag racing and off-road use only.
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$449.99
$404.99
On Sale
Hurst Blackjack shifters locate the shifter handle in the proper location for your application. The Blackjack housings are CNC-machined from billet 6061 aluminum, anodized with a tough black MIL-spec finish, and finally engraved with the Hurst logo in the top plate. Each setup includes a zinc-plated and hardened chromoly steel stick adapter, dual stick centering springs, hardened chromoly pivot pins, and a durable Delrin pivot ball for positive, quiet operation. The classic Hurst chrome flat bar stick and white shift ball for the specified application completes the Hurst Blackjack shifters.
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$699.95
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$749.95
$384.95
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$412.95
On Sale
FiTech Go-Spark Ready-To-Run distributors have a built-in module for easy installation with a simple 3-wire hook up, negating the need to run an external ignition control box. They are perfect distributors for a crate engine or when replacing an old points-triggered distributor. Each one features a CNC-machined 6061 T-6 aluminum housing with a centerless ground shaft. The shaft rides on an upper sealed roller bearing with an extended length lower bronze Oil-Lite bushing for smooth operation at high rpms and extended service life. A high-output magnetic pickup and large paddle wheel reluctor provides a strong trigger signal at high rpms, while the built-in high performance inductive storage module supplies unrivaled energy to the coil ensuring maximum performance at all rpm levels. The fully adjustable mechanical advance is welded to the top of the shaft for easy access and is plated to reduce friction and prevent corrosion for long term durability. An adjustable vacuum advance canister allows you to dial in the ideal timing curve to meet your high performance or cruising needs. FiTech Go-Spark Ready-To-Run distributors have caps and rotors molded in high-quality 30+ percent glass fiber reinforced polyester (PBT) that offers both high-impact and dielectric strength while resisting carbon tracking. The cap contacts are brass and the rotor spring is stainless steel for long-term maximum conductivity. With FiTech's 3-year limited warranty, you can be confident in the quality performance of your Hot Rod. Select the ideal distributor for your vehicle.
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$309.00
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$409.00
$278.10
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$368.10
On Sale
McLeod 600 Series clutch discs are designed for severe-duty street performance with a holding capability of up to 600 hp. They feature maximum hold with a slightly harsh engagement. Series 600 clutch discs offer a sprung hub with three all-steel springs and three encapsulated polyurethane springs for dampening.
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$295.00
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$355.00
$265.50
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$319.50
On Sale
PerTronix Flame-Thrower plug-and-play marine distributors are an amazing piece of equipment that'll have your engine purring like a kitten. They're easy to install; simply connect two wires and you're ready to go. The Ignitor III® module increases spark energy, burn time, horsepower, and mileage, as well as improving combustion. Memory function stores rev limits, while built-in reverse polarity and over-current protection shuts down the system to prevent damage. PerTronix distributors feature lubricated bronze lower bushings and upper ball bearings—which work in conjunction for decreased friction and high rpm vibration—and an adjustable mechanical advance (with limiting functions) permits multiple settings. These distributors are factory set with a performance advance curve, and additional springs are provided for custom advance curves. A suppression style or spiral-wound spark plug wires must be used.
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$463.10
$416.79
On Sale
Hays Street 450 clutch conversion kits are an excellent upgrade offering up to 30 percent more holding power (clamping force) over your stock clutch. They're designed for handling stock to mildly modified engines—up to 450 horsepower. If drivability along with a stock pedal feel are the leading factors for your application, then order the Hays Street 450 clutch conversion kit recommended for your specific vehicle and engine size. Features, items, and specs: * Smooth, chatter-free operation using top quality organic composite friction surface material * Upgraded damper springs * Pressure plate * Clutch disc * Throwout bearing * Alignment tool * Instructions
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$573.95
$283.95
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$315.95
On Sale
Tuff Country EZ-Ride suspension lift kits increase fender clearance and allow for larger tires, while their EZ-Ride technology maintains a great ride. All Tuff Country EZ-Ride lift kits are of the finest quality and are engineered for simple installation at an affordable price. Most kits bolt-on, require no cutting or drilling, and are available for a wide range of vehicles in a choice of lift heights. New shocks are not required on most installations. Features of Tuff Country EZ-Ride suspension lift kits, depending on the application, may include: * Spacers mounted above the OEM coil springs/struts * Rear add-a-leafs added to the existing leaf springs * Rear cast iron lift blocks mounted below the OE leaf springs * Re-indexed factory torsion bars--without "cranking up" * Control arms that retain proper suspension geometry * Control arms with PTFE-lined FK Uni-ball joints * Dropped pitman arm and/or track bar relocating bracket(s) for proper alignment * Extended radius arms to improve articulation * Replacement radius arms that eliminate the need to drop radius arms--with no loss of ground clearance * Axle pivot brackets with camber adjustment * Transfer case drop kit * Polyurethane spring bushings * PTFE pads in leaf springs to eliminate squeaking * Tapered, snub-rolled, and pre-set leaf springs * Application-specific hardware and U-bolts
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$525.98
$473.38
On Sale
Steeda Ford Mustang rear chassis X-braces reduce deflection and improve your suspension performance. They're crafted in-house from strong chromoly alloy steel tubing, then further reinforced with a billet aluminum center cover plate. The X-braces are powdercoated to resist the elements and provide long-lasting rigidity to your undercarriage. These units distribute loads more efficiently between your rear shocks, springs and the chassis—providing increased handling and cornering, while curbing rattles and squeaks. Most—but not all—models require a rear seat delete, and you can secure the braces easily with either a bolt-on or welded installation. Order the Steeda rear chassis X-brace designed for fitment on your Ford Mustang submodel.
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$284.95
$256.46
On Sale
Nickky Bobby 1968-74 Nova/1967-69 Camaro bolt-on long travel shock towers will allow you to retain "stock style" suspension, all while utilizing the tuning advantage of a 19 in. shock and a taller, lighter 14 in. spring with more sprung energy. These high-grade steel brackets with the supporting pieces will net you around 8.25 in. of travel with maximum tuning ability! While these are bolt-on pieces, NBI highly recommends they be welded to the frame for maximum strength and durability. You will also have to cut spring pocket for clearance for new longer shock and spring. Sold as pair (one for driver and one for passenger side). Hardware is included in kit for installation. The brackets themselves stand about 8 in. high off the frame but angle out towards the wheel well, so they normally have plenty of clearance! Intended for off-road use only.
Not Yet Reviewed
$449.99
$404.99
On Sale
EBC SRC Street Racer clutch kits are the latest KEVLAR® fibre-lined clutches for sport bikes and racers. These replacement clutch kits are complete engine sets, matched and measured and stack height controlled to provide the perfect clutch rebuild. The kits come complete with 15 percent up-rated heavy-duty clutch springs and a KEVLAR® disc with impregnated lining. They're available for a wide range of motorcycles, from the 1970s and up. Order the kit recommended for your application.
Not Yet Reviewed
$280.54
$252.49
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