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Tomioka Racing Subaru Twin Scroll Down Pipe for WRX/STI is a high quality downpipe at an affordable price. The Twin Scroll Downpipe features large...

Affordability, performance, and durability are the guiding design idea behind the Tomioka Racing Piston Set. These pistons are made of 2618 alloy f...

An increase in displacement is the ultimate way to gain horsepower and torque. TR Stroker Kit offers an increase in bore and stroke to achieve this...

Tomioka Racing Premium Mitsubishi 4B11 2.2L Stroker Kit (900+ HP) Turn your Evo X into a 2.2L torque monster. The Tomioka Racing Premium 4B11 Stro...

Please select the correct color option. Our silicone inlet hose and sound pipe combo is designed to increase power to the boxer engine. Constructe...

TR fuel pressure regulator adaptors are made for car specific application for easy installation on your car. Please see the fitment for each type o...

Tomioka Racing lightweight stainless turbine housing offers superior flow of exhaust gas than the cast iron housing resulting in better performance...

An increase of oil temperature affects its ability to properly lubricate and protect engines which can result in engine failure in extreme cases. T...

The TR cam gear set offers the final touch to your built EJ20/25. The 6061 T-6 Billet aluminum gears are hard anodized to prevent wear and provide ...

TR fuel pressure regulator adaptors are made for car specific application for easy installation on your car. Please see the fitment for each type o...

Take your Mitsubishi Evolution X GSR to the next level with the Tomioka Racing’s upgraded final drives. With 4.18 ratio,TR final drive gear will si...

TR bolt-on side feed upgraded fuel rail kit for Impreza Classic GC8 is designed to deliver sufficient fuel supplies to upgraded injectors. Kit incl...

Tomioka Racing harden rubber shifter bushing combines the durability of rubber bushings with the quickness and smoothness of polyurethane bushing t...

Tomioka Racing harden rubber shifter bushing combines the durability of rubber bushings with the quickness and smoothness of polyurethane bushing t...

TR Close Ratio Gear Set for GC8 (5 Speed) is designed to allow the demanding requirements of high power track/drag cars. It features superior stren...

Lost wax finish with TIG welding & machine bended pipes. Stable & effective connection by the slip joint bracket and air leakage avoided by...

Straight Boots This is a straight boots type which keeps terminal protected from inadvertent and accidental contact. This is enable easy identifies...

TR Final Drive Gear Set raises the overall gearing of EVO. It enables the modification of the final gear ratio, adjusting the power band and gear r...

By far, the most popular battery among sports compact owners. At under 12 lbs, the battery has great all around performance for small displacement ...

TR Battery features dual mounting solutions which offer the flexibility to be mounted vertically or horizontally. It uses the Absorbed Glass Matt (...

Just the right size and weight, TR-B1500 offers little weight addition and significant power increase than TR-B1100. It’s small enough for a 4-cyli...

The air and oil separator is a must have unit for all Subaru engines! Constructed from high-quality aluminum, this handy unit will help you lower e...

Higher power output demands higher flow of fuel to the engine. The TR bolt-on upgraded fuel rail for EVO X offers the perfect solution.The kit is t...