2015-2021 Subaru STI

For those of you looking to add performance by losing weight and adding horsepower, then you will be pleased with the Tomei Expreme Titanium Cat-Ba...

On this page, you are looking at the Tomei ARMS MX7760 Single Scroll Turbocharger. This is Tomei's latest design that features a new CNC billet com...

On this page, you are looking at the Tomei ARMS MX7960 Turbocharger. This is Tomei's latest design that features a new CNC billet compressor wheel....

This is the new Tomei BX-Series Ball-Bearing Turbocharger. The BX-Series is Tomei's latest ball-bearing turbocharger example that features the late...

On this page, you are looking at the Tomei ARMS MX8265 Single Scroll Turbocharger. This is Tomei's latest design that features a new CNC billet com...

This is the Tomei Equal Length Exhaust Manifold and is a great upgrade for those of you looking to optimize the exhaust flow for improved power and...

For those of you looking to add performance by losing weight and adding horsepower, then you will be pleased with the Tomei Expreme Titanium Cat-Ba...

This is the Tomei Expreme Unequal Length Exhaust Manifold. This is a direct replacement for your factory exhaust manifold to save weight, improve t...