Killer B Down J-Pipe Subaru WRX 2015-2017

Killer B
Add to Wishlist


The Killer B Motorsport J-Pipe is designed as a Performance replacement for the Restrictive Factory Component. It can be used with the OEM Intermediate Pipe or the Killer B Motorsport Performance Intermediate Pipe. The Killer B Motorsport J-Pipe will provide Faster Turbocharger Spool and Responsiveness. The Free Flowing performance oriented design will Reduce Post Turbo Back pressure providing More Torque and More Horsepower.


  • Custom CNC Formed Free Flowing Mandrel Bend proved Maximum Flow.
  • Turbo Outlet Port Matched for Minimum Turbulence.
  • Removes all factory exhaust Catalytic Converters and Resonator.
  • ½” Thick CNC Laser Cut Flanges.
  • Power Gains across the Entire Rev Range.
  • Made from USA Sourced 304 Stainless Steel.
  • 3D CAD Designed and Tested.
  • Includes Gaskets and Hardware.
  • Made in the USA.


Nobody has reviewed this product yet! Want to be the first one?

Review This Product

You're reviewing: Killer B Down J-Pipe Subaru WRX 2015-2017