Easter Sale 2026

All 7-14 days for parts manufacture/order processing before shipping The STM V-Band Turbo Manifold is tig welded in-house of schedule 10 stainless ...

The STM Wheel Spacers & ARP Extended Studs Package includes two 20mm STM aluminum wheel spacers and ten ARP extended wheel studs. Fits 5x114.3 ...

"Allow 4-6 Weeks For Parts Manufacture/Order Processing Before Shipping" The STM braided nylon -10AN "G-Series" turbo oil return line kit for DSM a...

All 7-14 days for parts manufacture/order processing before shipping The STM T3 Turbo Manifold is tig welded in-house of schedule 10 stainless stee...

"Allow 4-6 Weeks For Parts Manufacture/Order Processing Before Shipping" The STM braided nylon -10AN turbo oil return line kit for Evo 7/8/9 is des...

The STM 10% Under-Driven Alternator Pulley with Raised Guides was originally designed to help stop the belt from jumping off at high RPM. With the ...

The STM Evo X Timing Chain Replacement Kit is comprised of all genuine OEM Mitsubishi parts to get the job done right! Includes the timing chain, t...

The STM Timing Belt Replacement Kits are conveniently available for your Evo 8 in combinations of genuine OEM Mitsubishi and Gates parts with the G...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" STM 3.1" 2-bolt stainless steel exhaust flanges are laser cut, made in the...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" STM exhaust flanges are USA made in Rochester New York laser cut from 3/8"...

"Allow 4-6 Weeks For Parts Manufacture/Order Processing Before Shipping" STM turbo outlet o2 housing flange for the 90-99 DSM is 1/2" thick, 304 st...

The STM MAF Flange is machined aluminum and designed to be welded on to a 3" aluminum intake. Screws are included. The STM MAF Flange fits the 2009...

The STM Mild Steel Turbo Inlet Flange can be used to fabricate your own turbo exhaust manifold. The flange is made of 1/2 inch thick mild steel wit...

"Allow 4-6 Weeks For Parts Manufacture/Order Processing Before Shipping" STM turbo inlet flange for the FA20DIT is 1/2" thick, 304 stainless steel ...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" STM exhaust flanges are USA made in Rochester New York laser cut from 3/8"...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Downpipe Flange for 2020+ Toyota Supra GR models is made of stainl...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" STM 2.5" 2-bolt stainless steel exhaust flanges are laser cut, made in the...

The STM Aluminum O2 Sensor Bung allows you to add bungs to your custom aluminum exhaust parts. The bungs are extra thick to reduce the chance of wa...

"Allow 4-6 Weeks For Parts Manufacture/Order Processing Before Shipping" 304 stainless steel 3/8" female NPT weld-on bung. Vehicle Fitment: Univer...

The STM Aluminum MAF Adapter Intake Flange for the 2008-2015 Evolution X is machined right here in Rochester, NY and a perfect fit to any 3" alumin...

The STM R35 GTR billet aluminum weld-on MAP sensor flange is the perfect addition to your custom intercooler pipe project. USA-made in house at STM...

The STM R35 GTR Titanium Intake Pipes are hand-fabricated in the USA and a direct, replacement, bolt-on upgrade. Works with any turbo inlets that g...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" STM 3" 2-bolt stainless steel exhaust flanges are laser cut, made in the U...

The STM TiAL blow off valve weld flanges are made from 6061 aluminum and pre-machined for a perfect fit to either 2.5" or 3" aluminum tubing. These...

The STM Intake for 2016-2017 Lexus IS200T 2.0L turbo RWD models features a beautiful fit and finish in the engine bay, power and torque gains acros...

"Allow 4-6 Weeks For Parts Manufacture/Order Processing Before Shipping" The Aluminum NPT Weld-On Bungs are available in the most popular sizes 1/8...

The STM 3" Titanium SD Intake Pipe is hand fabricated, in-house at STM and designed for the Evo 8/9 running Speed Density without the MAF. Includes...

"Allow 4-6 Weeks For Parts Manufacture/Order Processing Before Shipping" The STM Aluminum Male AN Weld Bungs are available in three sizes -6AN, -8A...

The STM 3" Burned Titanium SD Intake Pipe is hand fabricated, in-house at STM then heated to display a one of a kind show-piece in your engine bay....

The STM Universal Tial Blow off Valve Adapter allows you to add a Tial Blow off valve to any vehicle with a 1.34"/34mm flange without any cutting o...

The STM R35 GTR Titanium Intake Pipes are hand-fabricated in the USA and a direct, replacement, bolt-on upgrade. Works with any turbo inlets that g...

The STM 5" Aluminum Intake for the 2018-2019 Jeep Grand Cherokee Trackhawk is a direct bolt-on install. This massive intake pipe will open up the s...

The STM Universal TiAL Blow Off Valve Flange Pipe is designed for those of you making custom intercooler pipes at home, but may not have a welder. ...

We have searched out the very best silicone hose manufacturers and are proud to offer our own brand of STM silicone couplers. We would not put our ...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" This STM billet aluminum spacer is used to mount the ACC sensor if your RS...

The STM Bellmouth Intake for 2020+ Toyota Supra GR is a direct replacement fit utilizing the factory IAT sensor and engine block ventilation. The s...

STM limited edition mousepad print features the STM Ricer build in 2017. Measures 10.25" x 13.75" with a 2mm thickness. Features a non-slip rubber ...

STM offers high quality, thick-walled, pure silicone vacuum hose in 3mm, 4mm and 6mm. Vacuum hose is sold by the foot, simply adjust your quantity ...

The redesigned STM 4G63 cam alignment tool features an open center with pointers to help locate the timing marks on your DSM cam gears.  While its ...

The STM R35 GTR Aluminum Intake Pipes are hand-fabricated in the USA and a direct-replacement, bolt-on upgrade. Works with any turbo inlets that go...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Evo X Titanium upper intercooler pipe kit replaces the restrictive...

If you're switching to Speed Density in your DSM or Evo 8/9, you'll need these sensors to get you on your way. The STM Speed Density Sensor Kit inc...

For a less expensive option to the AEM sensors, The STM GM Air Intake Temperature Sensor Kit includes an aluminum weld-on bung for your pipe, GM AI...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Evo X Aluminum Upper Intercooler Pipe Kit replaces the restrictive...

If you're switching to Speed Density in your DSM or Evo 8/9, you'll need these sensors to get you on your way. The STM GM Speed Density Sensor Kit ...

The STM AEM UEGO EvoScan Serial Logging Cable allows you to directly log your AEM UEGO to your EvoScan. These work with Evolution VIII-IX-X, but ma...

Do you have what it takes to be a part of the STM fleet? The STM window banner measures 34" x 5.65," a perfect fit on almost any rear window, trunk...