Turbochargers

BNR S1 Turbo Upgrade – MS3/6   BNR S1 Turbo Upgrade - MS3/6 The S1 is the easiest turbocharger swap you can do.  It’s a direct bolt in, capable of ...

BNR S2 Turbo Upgrade – MS3/6 BNR S2 Turbo Upgrade - MS3/6 The S2 has the same inlet diameter as stock (2.25”).   Only things you will need to modif...

BNR S3 Turbo Upgrade – MS3/6   BNR S3 Turbo Upgrade - MS3/6 The most popular turbo upgrade for the Mazdaspeed/MPS platform hands down! The BNR S3 v...

BNR S5 Turbo Upgrade – MS3/6   BNR S5 Turbo Upgrade - MS3/6 The BNR S5 is the highest HP, stock flanged turbocharger available for the speeds! The ...

Engines run at different oil pressure. This can often result in too much oil pressure for a turbo. This can cause premature wear and failure of oil...