Products

• STM Silicone Elbow Couplers (45° Straight Leg) $48.96 +
• STM Silicone Elbow Couplers (90° Reducer) $46.59 +
• STM Silicone Elbow Couplers (90° Straight Leg) $38.00 +
• STM Silicone Hump Couplers $18.00 +
• STM Silicone Inlet Hoses for 5.2 V10 R8 Huracan Gallardo $169.00
• STM Silicone Straight Couplers $9.00 +
• STM Small Battery Kit for 02-07 WRX/STi $55.00 +
• STM Small Battery Kit for 2015-2021 WRX/STi $89.00 +
• STM Small Battery Kit for 3000GT/Stealth $175.00 +
• STM Small Battery Kit for BRZ FRS 86 $175.00 +
• STM Small Battery Kit for Evo 5/6 $175.00 +
• STM Small Battery Kit for R35 GTR $175.00 +
• STM Small Radiator Kit for 2G DSM
• STM Small Radiator Kit for Evo 4/5/6
• STM Small Radiator Kit for Evo 7/8/9
• STM Small Radiator Upper Hose for 2G DSM / Evo 7/8/9 $31.00 +
• STM Spark Plug Gapper Tool $37.00
• STM Speed Density Sensor Kit AEM AIT & 4-Bar MAP for Evo 8/9 & DSM $199.34
• STM Speed Density Sensor Kit GM AIT & 4 Bar MAP for Evo 8/9 & DSM $155.00
• STM Sprung Engine Oil Dipstick Tube for 1G/2G DSM (SDST) $109.00 +
• STM Staging Brake Kit for 2G DSM (Currently Unavailable)
• STM Stainless Axle-Back Exhaust for 2006-2013 Lexus IS250/IS350 $1,133.46
• STM Stainless Axle-Back Exhaust for 2021+ Lexus IS300/IS350 $449.00
• STM Stainless Cat-Back Exhaust for 1G AWD DSM $949.00
• STM Stainless Cat-Back Exhaust for 2015+ Jeep Grand Cherokee SRT $1,995.00
• STM Stainless Cat-Back Exhaust for 2018+Jeep Trackhawk $1,995.00
• STM Stainless Cat-Back Exhaust for 2G AWD DSM $849.00
• STM Stainless Cat-Back Single Exit Exhaust for Evo X $949.00
• STM Stainless Clutch Line for Evo 4-9 / DSM $25.00
• STM Stainless Downpipe Flange for Audi 8V RS3/TTRS (STM-RS3-DPF) *Discontinued*
• STM Stainless Downpipe Flange for MKV Supra GR $89.00 +
• STM Stainless Downpipe for 1G AWD DSM $449.00
• STM Stainless Dual Exit Cat-Back Exhaust for 2022+ WRX $1,250.00 +
• STM Stainless Exhaust for 2017-2019 Audi R8 $4,495.00
• STM Stainless Exhaust Manifold Cover for Evo 8/9 $129.00
• STM Stainless Lower Clutch Line - Evo 8/9 $40.00
• STM Stainless Oil Pan Bolt Kit for Evo 4-9/DSM $18.00
• STM Stainless Race Y-Pipe for R35 GTR (Not for Street Use) $895.00
• STM Stainless Race Y-Pipe with Muffler for R35 GTR (Not for Street Use) $1,095.00
• STM Stainless Radiator Bracket Bolt Kit for Evo 7/8/9 $2.40
• STM Stainless Radiator Hose Clamp Kit for Evo/DSM $10.00
• STM Stainless Radiator Hose Clamp Kit for WRX/STi $10.00
• STM Stainless Single Exit Cat-Back Exhaust for 2022+ WRX $899.00
• STM Stainless Steel 1.75in .065 Wall Mandrel Bends $33.95 +
• STM Stainless Steel 2.5in .049 Wall Mandrel Bends $40.95 +
• STM Stainless Steel 3in .049 Wall Mandrel Bends $49.95 +
• STM Stainless Steel Brake Lines for 1G DSM AWD $180.00
• STM Stainless Steel Brake Lines for 1G DSM FWD $180.00
• STM Stainless Steel Brake Lines for 2020+ Supra GR $119.00
• STM Stainless Steel Brake Lines for 2G DSM $115.00
• STM Stainless Steel Brake Lines for Corolla GR $115.00
• STM Stainless Steel Brake Lines for Evo 4/5/6 $180.00
• STM Stainless Steel Brake Lines for Evo 7/8/9 $115.00
• STM Stainless Steel Brake Lines for Evo X $115.00
• STM Stainless Steel Clutch Line for Corolla GR $32.00
• STM Stainless Steel Divided Turbo Outlet Gasket - Evo 4/5/6/7/8/9 $24.00
• STM Stainless Steel Downpipe Flange for 2022+ WRX (WJ-VB-DPF) $50.00
• STM Stainless Steel Exhaust Flange 2-Bolt / 2-Inch Elongated (LC-051) $25.00
• STM Stainless Steel Exhaust Flange 2-Bolt / 2.5-Inch Elongated (SEF25) $25.00
• STM Stainless Steel Exhaust Flange 2-Bolt / 2.5-Inch Extra Clearance (SEF25-EC) $25.00