Down-pipe,up-pipe,catalysts

The key item of exhaust back pressure control with knowhow of HKS CZ200S (CZ4A).Maximization of performance from stock turbine is the concept of t...

The Metal Catalyzer that has both high output and high purification system.New Legacy B4/Legacy Touring Wagon (BL5/BP5) ATFeatures A Metal Catalyze...

For race use. Not tested on AT & VVT-i. Replace with 2nd CAT.

Pipe Size: D75, Consist of: 1

■Features It was developed based on long time know-how of turbo technology. The connection portion with turbine is made by lost wax casting that en...

The Metal Catalyzer that has both high output and high purification system.For Impreza GDB applied model of E, F, G.  ■Features From turbo exit to ...

Universal sport type catalytic converter that can be used various level of tuning cars. It is well balanced for high horsepower and high cleaning p...

USA UP-PIPE. WRX GDA 02-03 2.0 TURBO

The main part for the high output is the exhaust manifold shown on the right graph.We recommend having a total full straight exhaust tuning by hav...