S Brand Collection

The STM Carbon Fiber Firewall Block Off Plates are the perfect addition to your racecar. We believe in form AND function. If you've removed your A/...

Drop weight & look great with our all-new Titanium Transmission Mount Hardware Kit!The studs and flange bolt are longer than OEM hardware, givi...

Don't let shift fork failure hold you back. Upgrade to SpeedFactory Racing's Billet Shift Forks to improve your racing performance and maintain a c...

Description For people who care about the details – upgrade to our all-new SpeedFactory Racing Titanium Oil Pan Hardware Kits! As with all SpeedFac...

Want to minimize unsprung weight & maximize the performance of your drag wheel setup?Elevate your performance with our all-new SpeedFactory Rac...

Upgrade your ugly stock cam mounting bolt to the SpeedFactory Racing Titanium Cam Gear Stud Kit!As with all our titanium products, these feature hi...

Commonly known performance issues with OEM Honda/Acura distributor igniters at higher power levels cause many people to convert to more reliabl...

Drop weight & look great with our Titanium Upper Shock & Strut Nut & Washer kit!As with all SpeedFactory Racing titanium products, thes...

Complete your cooling system plumbing confidently with our high-quality single swivel -16AN black anodized straight hose end fittings that offer tr...

Without a doubt the nicest half size, compact radiator on the market.  You won't find better!The SpeedFactory Racing Universal Aluminum Race Radiat...

Whether you have a custom radiator or a SpeedFactory Race/Tucked radiator for your racing application, you need a proper way to fill and bleed air ...

SpeedFactory Air-to-Air Intercooler Cores feature bar and plate core construction with a very specific staggered fin combination that is engineered...

*Allow 12 weeks for production before shipping*The SpeedFactory B-Series Forward Facing Outlaw Turbo Manifold has set and broke several world recor...

CURRENT ESTIMATED MANIFOLD MANUFACTURING TIME IS 3-6 WEEKS.The SpeedFactory Racing Top Mount Turbo Manifold was designed to spool larger turbos ver...

CURRENT ESTIMATED MANIFOLD MANUFACTURING TIME IS 3-6 WEEKS IN THE USA The SpeedFactory Racing Ram Horn Turbo Manifold has an equal length design an...

*Allow 12 weeks for production before shipping*The SpeedFactory Racing K-Series Sidewinder Turbo Manifold was designed to spool medium to large-siz...

This is a titanium stud, nut, and washer kit for your Mitsubishi 4G63 Exhaust manifold!These SpeedFactory titanium stud kits are made of Ti6Al-4V a...

SpeedFactory Chevrolet/GM LSX Titanium Exhaust Manifold Stud Kit (12 pcs.)These SpeedFactory Titanium Exhaust Manifold Studs are made of Ti 6Al-4V ...

SpeedFactory Racing's Toyota MR2 / Celica Titanium Stud Kits are made of ultra-strong Ti 6Al-4V and incorporate a 4mm hex key tip that allows them ...

SpeedFactory SRT-4 Titanium Stud Kits are made of ultra-strong Ti 6Al-4V and incorporate a 3mm hex key tip that allows them to be easily installed ...

NOTE: THESE STUDS WILL NOT FIT THE 6.4 WITH FACTORY EXHAUST MANIFOLDS.This SpeedFactory Titanium Exhaust Manifold Stud Kit contains (16)  M8 x 1.25...

These pin kits are designed to be used in drag race applications where the engine is operated at high RPM with limited idle/low rpm use, not in a s...

K series - intake Manifold kit only aswell as F20C/F22C s2000 Exhaust Manifold kit only. The use of factory exhaust manifold bolts and studs, espec...

Complete your catch can system plumbing confidently with our high-quality -10AN hose and fitting kits that offer trouble-free installation and the ...

Introducing the VOLTAGE Thermal Gloves by SpeedFactory Racing. After experiencing many cold nights at the race track, knit gloves just won't cut it...

Gain improved functionality, aesthetics, and weight savings! These are a great upgrade for AWD as well as FWD setups, they look great and weigh hal...

An upgraded intercooler is by far the most important and beneficial modification to this car! A single 4th gear dyno pull on a stone cold stock int...

Finally available to the public, this product was made to solve reverse gear location differences with different model year B-Series AWD transmissi...

For people who care about the details – upgrade to our all-new SpeedFactory Racing Titanium Oil Pan Stud Kits! As with all SpeedFactory Racing tit...

The use of factory exhaust manifold bolts and studs, especially with an aftermarket header/turbo system, can result in stripped or broken bolts an...

Drop weight & look great with our Titanium Shift Arm Housing Bolt Kit for B-Series AWD! These M8x1.25 flange bolt kits feature our ultralight,...

ARIAS PISTONS has been the leader in compact piston technology since our beginnings. While piston suppliers at that time focused mostly on larger-...

Proudly rep your favorite racing team with one of our brand new SpeedFactory High Voltage Edition Hats! These all black snapbacks are high quality ...

Proudly rep your favorite racing team with one of our brand new SpeedFactory Race Team Edition Embroidered Hats! These all black snapbacks are high...

The STM Front Drag Brake Kits for the RS3 allows you to ditch the weight of your big, heavy calipers and rotors and clears room to run smaller, lig...

STM Cam Position Sensor Housing Covers are an easy, bolt-on piece to clean up your engine bay - Because every detail counts! We offer the OEM repla...

The STM Lightweight Rear Drag Brake Kit for the 1995-1999 2G DSM allows you to ditch the weight of your heavy rotors and clear room to run smaller ...

STM Front Drag Brake Kits for the 1G and 2G DSM allow you to shed 30 pounds off the weight of your car, and 11.7 of those pounds is rotating mass! ...

The STM Evo 8/9 Rear Bumper Support is designed to fit both USDM 8/9 and JDM 9 rear bumpers. Made in-house of 1 5/8" chromoly steel, weighing in at...

These STM 650 Cams are designed for the MIVEC Evo 9 making at least 650+ wheel horsepower on a Mustang Dyno or looking for 155+ mph trap speeds in ...

The STM 650 Cams are designed for the Evo 4-8 making at least 650+ wheel horsepower on a Mustang Dyno or looking for 155+ mph trap speeds in the qu...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" STM Parachute Mount Plate is laser cut from 1/8" mild steel for any custom...

The STM Rear Drag Brake Kit for the 1990-1994 1G DSM allows you to ditch the weight of your heavy rotors and clear room to run smaller wheels and s...

The STM Lightweight Front Bumper Support Bar for the 2015-2020 WRX & STi weighs in at only 6.7 pounds and is a direct replacement for the 21.6 ...

The STM 650 Cams are designed for the 4G63 DSM making at least 650+ wheel horsepower on a Mustang Dyno or looking for 155+ mph trap speeds in the q...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Evo X Bolt-On Parachute Mount Kit includes a bolt-on Rear Bar with...

The STM Evo X Stainless Valve Cover Bolt Kit is the perfect addition to add a clean, unique touch to your engine bay! Includes properly shouldered ...

The STM Stainless Valve Cover Bolt Kit includes 14 allen cap stainless steel bolts and 14 stainless steel washers. If you just took the time to hav...