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Your Subaru WRX or STI needs more power. One way to do this is by adding a high quality header to your car. No other company manufacturer high quality, power producing, and cost effective parts like Agency Power. The all new Agency Power stainless steel...

If you are looking to step up the sound, performance, and look of your BMW 135i turbo, then adding the Agency Power axle back muffler exhaust is the answer. The all stainless steel muffler features TIG welding, a polished finished, and dual titanium tips...

Agency Power Stainless Steel Header Mitsubishi EVO X 08+ Adding a high quality exhaust header is a great way to gain power for the EVO X. The Agency Power stainless steel exhaust header is constructed with quality in mind and the purpose of gaining power...

As one of the finest automobiles delivered from BMW, the E46 M3 has lived up to all its expectations as a true performance car. As enthusiasts try to squeeze any additional horsepower out of the inline 6 power plant, Agency Power has made it much easier...

Agency Power has developed one of the best sounding and performing exhaust systems for the 11-18 WRX, STI Sedans. The new exhaust features an all T304 stainless steel piping in 3inch diameter from the catback. The piping is all hand polished featuring...

The Porsche 997 is an easy car to make power with. However, you need to choose the correct products to gain performance properly. Agency Power has designed this muffler system for the Porsche 997 to give your car a great sound and add over 10 wheel...

Agency Power has developed and tested this exhaust system for the Porsche 987 Boxster and Cayman vehicles. The all T304 stainless steel exhaust features a mirror polished finished, thick flanges, OEM fit, and an incredible sound. The twin muffler exhaust...

AP 09+ Hyundai Genesis Coupe Front Steel Braided Brake Line (Red Lines / Black Fittings)

As one of the hottest new vehicles to hit the tuner market, the varied versions of the Scion FRS, are sure to be tracked. Along with its other specific parts for these cars, Agency Power now has this bolt-in harness bar for the weekend racer in you. This...

Agency Power now has a wide variety of steel braided brake line and clutch line kits for most high-end performance cars. The brake line and clutch line kits are made in the USA to meet strict D.O.T. certifications. The steel braided lines are red in...

Agency Power now has a wide variety of steel braided brake lines for most high-end performance cars. The brake line kits are made in the USA to meet strict D.O.T. certifications. The steel braided lines are red in color with the AP logo printed on it...

Agency Power now has a wide variety of steel braided brake lines for most high-end performance cars. The brake line kits are made in the USA to meet strict D.O.T. certifications. The steel braided lines are red in color with the AP logo printed on it...

New Agency Power catback exhaust system with titanium tips for the Nissan 370Z. Nissan released the 370Z in 2009 as an improved version of the already popular 350Z. Being a performance oriented car, the 370Z was in need of an exhaust with quality,...

Agency Power Lower Motor Mount Mitsubishi EVO X 08+ Agency Power has just released a brand new lower motor mount for your Mitsubishi EVO X. This full CNC 6061 aluminum mount has a Urethane bushing and aluminum sleeve to give your engine the firm feel you...

AP WRX/ STI Stainless Steel Unequal Length Header w/o Uppipe *HEADER ONLY*

Reinventing the wheel is something we do not do. However, making the wheel lighter makes it easier to spin. Lightweight crank pulleys have proven horsepower and torque increases time after time. You can get pulleys under driven or same size as stock. We...