Killer B DIY Holy Header Rotated Turbo Subaru WRX 2002-2014 / STI 2004-2021 | HH-DIY vendor_Wheel Mate The BC Racing BR series

The BC Racing BR series coilovers are the perfect choice for street driving with a dash of weekend warrior track action with your Subaru BRZ

now you can easily learn the Exaust temperature & how your modifications will affect the engine performance

this radiator hose kit delivers long-lasting performance and peace of mind for both stock and modified GT-R builds

All Brian Crower Evolution X cams are checked on a high speed

Killer B DIY Holy Header Rotated Turbo Subaru WRX 2002-2014 / STI 2004-2021 | HH-DIY vendor_Wheel Mate The BC Racing BR seriesPart #: HH DIY The Killer B Motorsport Holy Header was developed using state of the art CAD software & simulations to determine optimal design to increase power in the mid to high RPM range. Short as possible primaries with a single secondary significantly decrease header volume allowing exhaust gas pressure to build quickly. Symmetrical 4 1 design maintains high and consistent exhaust velocity as RPMs rise. You can expect faster spool up time