Treadstone Performance Engineering Inc. is a leading manufacturer and distributor of high performance turbocharging parts. Specializing in the automotive industry we engineer, develop and manufacture turbo charging components for many different applications. We have engineers, CAD/CAM and Solid Works professionals on hand to aid in the research and development for any of your projects. All of our products compliment the best in performance turbocharging today, Turbonetics, Precision, Garrett, and Borg Warner Turbochargers, the pioneers in performance turbocharging! With the knowledge and experience of some of the best names in turbocharging, Treadstone products parallels with quality and reliability, giving you the best product combination's in performance turbocharging.


3" CNC Aluminum V-Band Kit

Perfect for leak free aluminum pipe connections. Can be used on intercooler piping, as well as exhaust connections. Mix and match flanges for stainless to aluminum connections. CNC from 6061 T6 Aluminum, High Temp Silicone O-Ring, Male and Female Interlocking flanges, low profile design for tight spaces, thick recessed welding flanges for increase weld stength, Heavy Duty V band and retainers, 100% 300 series stainless V band clamp. All made in the USA

Turbo Compressor Inlet Mesh Screens, Stainless Steel

Some of you may have searched high and low to find a quality high flowing mesh screen to put in front of your turbo inlet when not using a filter, well...we have found the perfect solution! Made from 304 Stainless, these woven wire mesh disk screens are corrosion resistant and are perfect to catch any debris that could damage your turbo!

Twin Scroll Merge Collector, 304 Stainless Steel

Twin Scroll Merge Collector, 304 Stainless Steel. This was a colaberation project between EFI Express and Treadstone Performance. These were designed to fit the new Borg Warner EFR twin scroll turbine housings to a tee! But will also fit many other twin scroll turbine housings out there, ie Precision, Garrett....etc

3.0" Stainless Steel V-Band Flange & Clamp Kit

100% 304 Stainless V-Band flange and clamp kits. Designed from the ground up using a low profile V-band assembly, and low profile male and female interlocking flanges. Made in the USA!

Turbo V-Band Merge Collector, 304 Stainless Steel

Turbo V-Band Merge Collector, 304 Stainless Steel. Due to popular demand, we have release a V-band style merge collector to accommodate Tial and Precision V-band turbine housings. These will fit the small frame (t3) style turbine houings from precision up to the 65mm turbine wheel, and the Tial GT28 Gt30 and GT35.

Nissan Sentra SER & Spec-V Turbo Kit 07-12

The wait is over, and we are now proud to release the 07 and up Nissan Sentra SER 100% Complete Bolt on turbo kit! Now the B16 guys can have as much fun as the B15 rivals! Complete and ready to run tuned by Uprev Engine management reflash!

Subaru WRX STi Intercooler & Piping kit

The bomb has landed and the news is out, we have blew the competition away with this one. The latest release to the Treadstone line up is our massive front mount intercooler kit available for the WRX STi.

Treadstone / Turbosmart RacePort Blow Off Valve

One of the leading manufacturers of blow-off valves and wastegates TurboSmart is know for providing quality products that withstand the abuse and use of high performance engines. Much like Treadstone, TurboSmart is always continuously innovating and improving their product line. This is why we teamed up with TurboSmart to provide you, the customer with their latest and greatest, and this is way TurboSmart is always an option on any of our kits or accessories.

Borg Warner 7064 EFR Turbo

Borg Warner 7064 EFR Turbo 300-500 HP. Borg Warner 7064 EFR Turbo is an excellent turbocharger for drift, road racing and street driven applications. The 7064 delivers incredibly fast spool and response while working well on stock and heavily modified engines. The 70mm OD compressor has a 52.2mm inducer and at 56lb/min max flow - there is potential for 560hp - unheard of for this size compressor wheel.

CNC MAF Adapter Pipes

CNC MAF Pipes A great new piece we designed for the do it your self fabricator! CNC machined mass air flow adapter pipes! Machined from 6061 aluminum, much stronger than tubing, and looks great!

Subaru WRX STi Turbo Kit

Subaru WRX STi Rotated Mount Turbo Kit, 02-07. Our STi kit has been re-released and upgrade from its original version! Turbo bracket has been reinforced, our oil catch can relocated, and flex joints put in to prevent cracks!

Nissan Sentra SER & Spec V Turbo kit 02-06

Our Nissan Spec V turbo kit is finally here! With almost a year of testing, design and engineering, our turbo kit is rated one of the best and most versatile turbo kit available for the Spec-V, making the most horsepower and torque in its class!

Dodge SRT-4 Turbo Kit

SRT4-Revision2. We are offering a turbo upgrade kit for the SRT-4 utilizing the advanced series of Turbonetics and Precision turbochargers. This kit will include our Treadstone cast turbo manifold which carries a lifetime warranty against cracking, any Turbonetics or Precision turbo, from standard bearing to GTK.

Omni Power MAP sensor 4 bar K Series

Omni Power MAP sensor 4 bar K Series - Omni Power USA MAP (Manifold Absolute Pressure) sensors use state of the art bipolar op amp circuitry with thin film resistor networks built into each micro chip.

Bosch 95lb/hour 1000cc injector with EV6 / USCAR Connector

Genuine Bosch High Impedance Injectors

These injectors flow 95 lbs/hr at 43.5 PSI ( 3 BAR ) and more at higher PSI. In addition, these units are high-impedance. Despite the high flow rate, they are linear and controllable at low pulse widths and have been used in ULEV applications! This allows you to use a larger injector than normally possible without hurting idle and low speed drivability.


Treadstone FRS/BRZ Turbo Kit Featured in Australia w/ Dyno Sheet

4 daysago

Here we have Dave Scarfo hailing from Melbourne Australia with his Scion FRS with our  Tread...

Treadstone Releases New 6" Cores to Product Line

6 daysago

Treadstone Performance 6" Cores: Treadstone Performance Engineering Intercoolers are crafted from...

NEW Limited Edition Gun Metal HKS SSQV BOV

13 daysago

This limited edition gunmetal HKS SSQV Blow Off Valve uses a unique sequential valve structure and...

Treadstone TR8 Intercooler : Proving Again Why it's Everyones Favorite : Ford Focus ST

23 daysago

A big thank you to the team over at Panda Motorworks for making this video--can't believe we just ...

Treadstone Performance EVO X Intercooler Kit Release

24 daysago

Introducing our Mitsubishi Evo X bolt-on intercooler kit. This kit features our TREV10 intercool...

FRS Build by JJ : The People's Champ ft. Treadstone Engineering Turbo Kit

1 monthago

Words and photos by Michael Chandler "This matte metallic blue Scion FRS has a small pedigree.  W...

Owner of AWD Cutlass Talks a Bit about his Car

1 month, 16 daysago

AWD Cutlass Owner Races on the Track and Talks about his Build     Owner, Brian...

10 AN to 3/4" NPT Adapter

2 months, 6 daysago

Treadstone's high performance oil and water hose fittings are cut from aircraft-grade 6061 T6 Alum...

Turbosmart Eco Boost BOV Product Line-- The Best you can Get

2 months, 7 daysago

  Turbosmart BOV Kompact Dual Port-Borgwarner/KKK/Ecoboost V2   A fixed 50/50 vented ...

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