CA BNIB Borg Warner EFR 7163G IWG T4 Twin Scroll - Forums

CA BNIB Borg Warner EFR 7163G IWG T4 Twin Scroll For Sale Items

Big EFR Thread Now with Stuff and Things [Archive] - Audizine Forums

BorgWarner EFR 8474 T4 1.05ar Twin Scroll EWG Turbocharger - Borg Warner EFR 8474 (950HP) Turbochargers

Good read, may be a repost - EFR tech brief [Archive] - Audizine Forums

borg warner efr turbo?, Page 2

Borg warner EFR users, Page 7

SPA twin scroll cast manifold vs. single scroll cast manifold, Page 2

Wanted: Pictures of Single EFR with standard IWG and CRV

Good read, may be a repost - EFR tech brief [Archive] - Audizine Forums

Good read, may be a repost - EFR tech brief [Archive] - Audizine

Wanted: Pictures of Single EFR with standard IWG and CRV

My BorgWarner EFR Twin Turbo Project - Nissan Road Racing Forums

Full Race BorgWarner EFR D-Type 1.05 A/R EWG Turbine Housing

Borg Warner EFR Turbo Upgrade? - BMW 3-Series and 4-Series Forum (F30 / F32)

EFR Ecoboost mustang build Ford Mustang Ecoboost Forum

BW EFR 7163 Twin Scroll (T4 & IWG)