Turbo Inlet

EJTI:  Made from Heat Treated Cast Aluminum

Pan, Pickup, Baffle

PPBC: The Killer B Motorsport Ultimate Oil Pickup, Oil Baffle Windage Tray, and Performance Oil Pan

Oil Fill Tube

OFTB-1:   The Killer B Fill Relocation Tube moves the Fill Cap to a location that is accessible, and does not rub, Intercooler Tubing.

Dual Barb Coolant/Breather

DBFA:  So, in typical Killer B fashion, we have designed a no fail, no leak part. We've put our own performance spin on it as well, opening up the breather port, as the factory plastic piece is too restrictive.

 EJ Series Air/Oil Separator

GD-MV3C:  o function as its Air/Oil Separator description implies: the removal of oil, in liquid or vapor form, from the vented crankcase gasses.

FA20 AOS

FA-MV3S-C: Killer B Motorsport Air/Oil Separator should meet and exceeds your expectations of how an Air/Oil Separator should work and function on a Subaru engine

WRX Performance Dual Catch Can AOS 

Keeps your intake and valves cleaner and maintains proper octane levels. We do this using a vortex system that is efficient without limiting flowrates, unlike baffled units.

Duel Air/ Oil Separator BRZ 

22BRAOS-D: The Killer B Motorsport Dual Catch Can AOS system is designed to remove excess oil vapor from crankcase gasses before they reach your intake.

KBM HH 4-1 Install Guide

The Killer B Motorsport Holy Header was developed using state of the art CAD software & simulations to determine optimal design to increase power as much as possible throughout the rev range.

Killer B Motorsport Dual Washer/Coolant Reservoir

This part works on all U.S. STI models, 2004-2021

KBM HH-2Bolt Install Guide

This guide is intended to help you install your Holy Header 2-Bolt Header. 

FA20 Oil Pickup

Install instructions for FA20 Pickup

Upper Turbo Coolant Reservoir

Install instructions for the Killer B UTCR

Water Pump Housing

Install instructions for the high flow water pump housing