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Killer B Motorsport FA20 Twinscroll Headers Dual External Wastegate (Tial Wastegates Included) - 15+ WRX

Improve the performance of your vehicle with the Killer B Twin Scroll Equal Length Header that comes with the External Wastegate Flange. Killer B Motorsports is a leading company when quality meets design, as their products never cease to amaze the customer on a quest to make more power. This is the turbo header specially designed to work with the FA20 platform, and it has been designed to maximize the exhaust gas performance while increasing power.

This header has been fabricated from high-grade 321 stainless steel materials and will come designed with large radius free flowing mandrel formed bends with will improve throttle response and reduce turbo lag. The turbo will mate to a 1/2" thick billet precision CNC machined flange that is ground flat to provide a leak-free seal. Additionally, this header will come with two external wastegate flanges 

Included with the Killer B Motorsport Equal Length FA20 Header will be a new set of hardware, as well as a set of wastegate dump tubes to make this header ready for installation. 

Please specify what color wastegates you would like at checkout.

Kit includes:

x1 - Killer B External Wastegate Header $1189

x2 - Tial MV-S 38mm Wastegates - $481

 WARNING: This is a RACE ONLY product manufactured and sold for installation on vehicles to be used solely for competition purposes, which, once installed, may never be used, or registered or licensed for use upon a public road or highway. If you install this part on your vehicle and use that vehicle on a public road or highway, you will be considered in violation of the Clean Air Act and personally subject to a civil penalty of $4,454

Clean Air Act Title II Section 203 Code 7522(a)(3)

(A) for any person to remove or render inoperative any device or element of design installed on or in a motor vehicle or motor vehicle engine in compliance with regulations under this subchapter prior to its sale and delivery to the ultimate purchaser, or for any person knowingly to remove or render inoperative any such device or element of design after such sale and delivery to the ultimate purchaser; or

(B) for any person to manufacture or sell, or offer to sell, or install, any part or component intended for use with, or as part of, any motor vehicle or motor vehicle engine, where a principal effect of the part or component is to bypass, defeat, or render inoperative any device or element of design installed on or in a motor vehicle or motor vehicle engine in compliance with regulations under this subchapter, and where the person knows or should know that such part or component is being offered for sale or installed for such use or put to such use; or .


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