MATH+Logic: An engineering approach in search for a perfect TURBO. | IH8MUD Forum
EFR6758.....Stock STI turbo killer | PERRIN Performance
BorgWarner EFR 6758 Turbocharger | Turbomotiv
Borg Warner EFR 6758 T4 .80ar Twinscroll IWG Turbocharger - 179375, 11581008002
Borg Warner EFR 6758 Turbocharger
BorgWarner MatchBot
Iroz Motorsport - We are doing more testing on the stock frame EFR 6758 kits. Here you can see both the k24 7000 from the stock s4 overlay with the Borg Warner
EXTREME PSI : Your #1 Source for In Stock Performance Parts
BorgWarner EFR 6758 Series Turbo (179388) - Southeast Power Systems