Find Your Fit

Link ECU Black Friday Sale at Speed Tuned Motorsports, featuring 10% off Link Engine Management products November 2–30. Promotion showcases Voodoo ECUs, MonsoonX, XtremeX, FuryX, accessories, and engine management components on a purple background.
Fuel Injector Clinic (FIC) Black Friday 2026 sale featuring 10% off performance fuel injector sets and free plug-and-play adapters on eligible high-impedance injectors. Promotion runs November 26–30 at Speed Tuned Motorsports.
Shop automotive performance parts with Affirm financing at Speed Tuned Motorsports. Pay over time for exhaust systems, suspension upgrades, brake kits, and aftermarket car parts with flexible payment options.
Speed Tuned Motorsports welcomes RedHorse Performance, featuring black anodized AN fittings, hose adapters, and braided performance hoses for automotive fuel, oil, and cooling systems.
Speed Tuned Motorsports automotive enthusiast T-shirt collection featuring black and heather gray shirts with Clutch Kicks and Never Lifts racing pedal graphics. Premium motorsport apparel designed for car enthusiasts, streetwear, and track-day fans.
Manley Performance forged pistons, connecting rods, crankshafts, and engine valves displayed in a professional automotive workshop. High-performance engine components for street, track, and racing builds, available at Speed Tuned Motorsports.

New Product Arrivals

GSC P-D Mitsubishi 4G63T Evo 1-9 Polished Super Alloy Exhaust Valve - 30.5mm Head (STD) - Single
-15%New
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Vendor: GSC Power DivisionGSC P-D Mitsubishi 4G63T Evo 1-9 Polished Super Alloy Exhaust Valve - 30.5mm Head (STD) - Single
Regular price $41.15 Sale price$34.98
Granatelli Piston Ring Filer Electric w/Battery & Wall Charger User 9
-5%New
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Vendor: Granatelli Motor SportsGranatelli Piston Ring Filer Electric w/Battery & Wall Charger
Regular price $347.29 Sale price$329.92
Edelbrock Ford 289-302 E-Series Head Bolt Kit - 7/16in Bolts User 1
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Vendor: EdelbrockEdelbrock Ford 289-302 E-Series Head Bolt Kit - 7/16in Bolts
Sale price$77.95
Edelbrock EZ-Street EFI System - Black Graphite Photo - Mounted
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Vendor: EdelbrockEdelbrock EZ-Street EFI System - Black Graphite
Sale price$1,297.95
K&N 2022 Land Rover Range Rover V8-4.4L Drop In Air Filters Photo - lifestyle view
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Vendor: K&N EngineeringK&N 2022 Land Rover Range Rover V8-4.4L Drop In Air Filters
Sale price$117.59
Dinan 16-21 BMW M240i/340i/440i (F22/F23/F30/F32/F33/F34/F36) Closed Cold Air Intake Photo - out of package
-11%New
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Vendor: DinanDinan 16-21 BMW M240i/340i/440i (F22/F23/F30/F32/F33/F34/F36) Closed Cold Air Intake
Regular price $658.95 Sale price$584.95
Dinan Valve Stem Caps - Silver (Set of 4) Photo - out of package
-11%New
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Vendor: DinanDinan Valve Stem Caps - Silver (Set of 4)
Regular price $11.94 Sale price$10.61
Dinan 17-21 BMW M240i/M240i xDrive (F22/F23) Free Flow Axleback Exhaust System - Black Tips Photo - out of package
-11%New
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Vendor: DinanDinan 17-21 BMW M240i/M240i xDrive (F22/F23) Free Flow Axleback Exhaust System - Black Tips
Regular price $1,856.95 Sale price$1,649.95
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This Month's Deals

R1 98-10 Volkswagen Beetle Upper Rear Stainless Steel Brake Hose
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Vendor: R1 ConceptsR1 98-10 Volkswagen Beetle Rear Stainless Steel Brake Hose Kit
Sale price$68.51
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R1 97-04 Chevrolet Corvette Rear Stainless Steel Brake Hose
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Vendor: R1 ConceptsR1 97-04 Chevrolet Corvette Rear Stainless Steel Brake Hose
Sale price$140.14
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R1 98-02 Chevrolet Camaro Right Front Stainless Steel Brake Hose
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Vendor: R1 ConceptsR1 98-02 Chevrolet Camaro Front Stainless Steel Brake Hose Kit
Sale price$119.08
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R1 98-02 Subaru Forester Right Rear Stainless Steel Brake Hose
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Vendor: R1 ConceptsR1 98-02 Subaru Forester Rear Stainless Steel Brake Hose Kit
Sale price$160.29
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R1 98-07 Lexus LX470 Left Front Stainless Steel Brake Hose
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Vendor: R1 ConceptsR1 98-07 Lexus LX470 Front Stainless Steel Brake Hose Kit
Sale price$127.92
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R1 95-99 BMW M3 Lower Rear Stainless Steel Brake Hose
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Vendor: R1 ConceptsR1 95-99 BMW M3 Rear Stainless Steel Brake Hose Kit
Sale price$157.69
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R1 95-04 Toyota Tacoma Left Front Stainless Steel Brake Hose
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Vendor: R1 ConceptsR1 95-04 Toyota Tacoma Front Stainless Steel Brake Hose Kit
Sale price$157.56
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R1 92-96 Mitsubishi Diamante Lower Front Stainless Steel Brake Hose
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Vendor: R1 ConceptsR1 92-96 Mitsubishi Diamante Front Stainless Steel Brake Hose Kit
Sale price$169.91
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Montly Brand Deals

Injen Technologies, Performance parts, Speed Tuned Motorsports
Injen
APR racing Parts, European car parts, logo Speed Tuned Motorsports
APR
KONI
KONI
Dinan, BMW Performance parts Logo, Speed Tuned Motorsports
Dinan Performance

Shop the look

Inspire and let yourself be inspired, from one unique fashion to another.

APR A02 Flow Formed - 19x8.5 - 5x112 - ET45 - 66.5mm Center Bore - Satin Black Wheel
APR A02 Flow Formed - 19x8.5 - 5x112 - ET45 - 66.5mm Center Bore - Satin Black Wheel
APR A02 Flow Formed - 19x8.5 - 5x112 - ET45 - 66.5mm Center Bore - Satin Black Wheel
Regular price $449.95 Sale price$399.95
APR 20-24 Audi Q7/Q8/RS Q8/SQ7/SQ8 (4M) 2.9T/3.0T/4.0T Forged Carbon Fiber Engine Cover
APR 20-24 Audi Q7/Q8/RS Q8/SQ7/SQ8 (4M) 2.9T/3.0T/4.0T Forged Carbon Fiber Engine Cover
APR 20-24 Audi Q7/Q8/RS Q8/SQ7/SQ8 (4M) 2.9T/3.0T/4.0T Forged Carbon Fiber Engine Cover
Regular price $1,968.95 Sale price$1,749.95

SHOP BY CATEGORIES

Brakes, Rotors & Pads Collection Image, Speed Tuned Motorsports
Brakes, Rotors & Pads
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Engine Components - Products
Engine Components
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Force Induction Collection, Speed Tuned Motorsports
Forced Induction
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Exhaust, Mufflers & Tips - Products
Exhaust, Mufflers & Tips
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Car Care Products - Collection Speed Tuned Motorsports
Car Care
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Suspension Collection Products, Speed Tuned Motorsports
Suspension
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Within 30 days for an exchange

** Conditions apply, no exchange or return on used / installed parts

Premium Support

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Blog posts
Pump Gas vs E85 vs Methanol (M1 & M5): Choosing the Right Fuel for Your Build
STM Blogs
Pump Gas vs E85 vs Methanol (M1 & M5): Choosing the Right Fuel for Your Build
Read more
Wheel fitment and offset guide explaining positive, zero, and negative wheel offset, width, backspacing, tire clearance, stance, and performance fitment for aftermarket wheels.
STM Blogs
BBS Wheels, Fitment, Konig Wheels, Weld Wheels, Wheels, Wheels Offset
Wheel Fitment & Offset Explained: ET, Backspacing, and Spacers Without the Guesswork
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Rubber vs. polyurethane vs. solid engine and transmission mounts comparison guide showing differences in vibration, performance, durability, powertrain movement, and best applications for street, track, and race vehicles.
STM Blogs
Energy Suspension, Engine Mounts, Polyurethane, suspension
Rubber vs. Poly vs. Solid Engine & Transmission Mounts: What's Right for Your Build
Read more
Rubber vs. polyurethane suspension bushings buying guide comparing handling, ride comfort, NVH, durability, and cost, featuring MOOG, Energy Suspension, and OEM bushings.
STM Blogs
Energy Suspension, Moog, suspension
Rubber vs. Polyurethane Suspension Bushings: A Buying Guide
Read more
Stage 1, Stage 2, and Stage 3 clutch buying guide comparing clamp load, friction materials, drivability, heat capacity, and power handling for street and performance cars.
STM Blogs
ACT, Action Clutch, Clutches, Competition Clutch, McLeod Clutches
Stage 1, 2, 3 Clutches: What Actually Changes | Buying Guide
Read more
AN Fittings 101 beginner’s guide explaining AN fitting sizes, types, materials, hose compatibility, and selection tips for automotive fuel, oil, and coolant systems.
STM Blogs
AN Fittings, Brake System lines, Cooling Systems, DW, Fragola Performance, Fuel Systems, Vibrant Performance
N Fittings 101: Sizing, Threads, Angles, and Everything Else You Need to Know
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Coilovers blog post graphic, speed tuned motorsports
STM Blogs
Coilovers, Lowering springs, suspension
Coilovers vs Lowering Springs: Which Should You Choose?
Read more
Infographic comparing Whiteline performance suspension parts to stock suspension parts, highlighting improved grip, premium materials, and durability.
STM Blogs
endlinks, suspension, sway bars, Whiteline
Stock vs. Whiteline Performance Sway Bars & End Links: What's Actually Different?
Read more