Easter Sale 2026

In stock! The new STM Tuned hoodies here! Features the new 2020 STM logo on the front with "Boost Season Apparel" lettering. These are an 80/20 cot...

The all new 2019 black and red STM Tuned hats are here! Support your team and show off your new gear! Two FlexFit sizes are available. The black Fl...

The STM Evo "Voiding Warranties Since 2007" black hoodies are a 50/50 cotton/polyester blend, super soft, lightweight and warm. Perfect for boost w...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Evo 7/8/9 titanium lower intercooler pipe is pie-cut and tig welde...

The all new STM Tuned T-Shirts are printed on the super soft American Apparel Tri-Blend shirts. These T's are a slimmer fit and do run fairly small...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Evo 7/8/9 2.5" stainless lower intercooler pipe is made from durab...

The STM Engine Oil Cooler Kit for 3000GT and Stealth is designed around your needs as you can cut the length of line to your specific liking for a ...

The STM Engine Oil Cooler Kit is designed around your needs as you can cut the length of line to your specific liking for a perfectly custom set-up...

The STM 3.5" Titanium SD Intake was designed specifically for Evo 8/9 bolt-on FP Turbos such as the Red, Black, Zero and Zephyr (3.25" inlets) but ...

The STM Engine Oil Cooler Kit for 7-bolt DSM is designed around your needs as you can cut the length of line to your specific liking for a perfectl...

The STM DSM Engine Oil Cooler Kit for 6-bolt DSM is designed around your needs as you can cut the length of line to your specific liking for a perf...

The STM Engine Oil Cooler Kit for 7-bolt DSM is designed around your needs as you can cut the length of line to your specific liking for a perfectl...

The STM Evo X MAF housing pipe is designed for those of you making a custom intake set up at home, but may not have a welder. Available with a 3, 3...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Evo 7/8/9 2.5" aluminum lower intercooler pipe is designed to fit ...

The STM Race Engine Oil Cooler Mounting Bracket is designed to work with the Large B&M Oil Cooler (Part # 70266) bolting directly to the Evo 7/...

The STM Automatic Transmission Fluid Cooler can be used with any 1990-1999 DSM and includes all necessary fittings and line to replace your factory...

The STM Engine Oil Cooler Kit for 6-bolt DSM is designed around your needs as you can cut the length of line to your specific liking for a perfectl...

The STM Standard Engine Oil Cooler Mounting Bracket is designed to work with the Small B&M Oil Cooler (Part # 70273) bolting directly to the Ev...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" This is a brand new custom satin black powdercoat finish. In stock, ready ...

The STM Intake for 2016-2019 Lexus IS300 3.5L V6 AWD models features a beautiful fit and finish in the engine bay and enhances the sounds of the en...

The STM Race Engine Oil Cooler Kit for Evo 7/8/9 is a direct bolt-on upgrade featuring a custom STM mounting bracket, large B&M oil cooler and ...

The STM Engine Oil Cooler Kit for Evo 7/8/9 is a direct bolt-on upgrade featuring a custom STM mounting bracket, B&M oil cooler and high-qualit...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Evo 7/8/9 aluminum lower intercooler pipe is designed specifically...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Evo X Street Intercooler is made in-house from a 750 HP-rated 3" G...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Evo X Race Intercooler is made in-house from a 1300 HP-rated, mass...

The STM 3.5" Titanium SD Intake was designed specifically for Evo 8/9 bolt-on FP Turbos such as the Red, Black, Zero and Zephyr (3.25" inlets) but ...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Evo 7/8/9 Hard Core Intercooler is made in-house using massive 5" ...

The STM Evo X Bellmouth Intake Pipe Kit incorporates a huge 6" velocity stack to utilize the air space of the giant K&N filter to keep air flow...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Stainless Steel Cat-Back Dual Exit Exhaust for the 2015+ WRX and S...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" If you already purchased the STM Axle-Back Exhaust, you can purchase the r...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Axle-Back Exhaust / Muffler Delete for the 2015+ Subaru WRX and ST...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Downpipe with High Flow Cat for the 2015+ manual transmission WRX ...

The STM Bellmouth Intake Pipe Kit for the Evo 8/9 is tig-welded in-house of 3" lightweight aluminum and incorporates a huge 6" velocity stack to ut...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Downpipe for the 2015+ manual transmission WRX is a full 3" mandre...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Audi R8 Stainless Steel Exhaust for the 2017, 2018 and 2019 models...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Stainless Steel Catback Exhaust System for the Jeep Grand Cherokee...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Stainless Steel Catback Exhaust System for the 2015-2020 Jeep Gran...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Stainless Steel Axle-Back Exhaust System for the 2006-2013 IS250/I...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Evo 4/5/6 Aluminum Lower Intercooler Pipe features lightweight 2.5...

The STM 3" SD Intake Pipe with Vibrant Air Filter is made in-house of lightweight aluminum and is designed for the 90-99 DSM running Speed Density ...

"Allow 7-10 Days For Parts Manufacture/Order Processing Before Shipping" The STM R35 GTR y-pipe with muffler is USA made from T304 stainless steel,...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Evo 4/5/6 Intercooler is made in-house from a 800 HP-rated 3.5" Ga...

"Allow 7-10 Days For Parts Manufacture/Order Processing Before Shipping" The STM GTR Race Y-Pipe features a free-flowing, straight-through design, ...

The perfect drop-in set up! The STM intake kit for 2014+ V10 R8 and Huracan include the USA-made STM silicone inlet hoses with brand new K&N ca...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Stainless Steel R35 GTR Catted Downpipes are a direct replacement ...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM High HP Intercooler is designed for the 1997-1999 2GB GST/GSX Ecli...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Exhaust Turn-Down for the 2020+ Supra GR is a direct bolt-on to yo...

"Allow 7-14 Days For Parts Manufacture/Order Processing Before Shipping" The STM Lamborghini Huracán Titanium Exhaust Tips are the perfect, subtle ...