Best selling products

Dorch engineering are proud to offer the world’s first B58 HPFP upgrades! This is a complete plug-and-play kit to support up to 560whp on E10 fuel ...

Dorch engineering are proud to offer the world’s first B58 HPFP upgrades! Our Stage 2 kit is a bigger, better version of our Stage 1 kit for some o...

Not sure which harness you need? Click Here This is a complete plug-and-play kit to support up to 530whp on E10 fuel (this number can vary quite a ...

Not sure which harness you need? Click Here Our Stage 2 kit is a bigger, better version of our Stage 1 kit for some of the more extreme application...

S55 Lift Kit – Vacuum Pump Assembly +38% – CORE PAID   Dorch Engineering are proud to offer a game-changing product for the S55 community! With thi...

Now that Gen1 B58 tuning software supports true CAN-based Flex Fuel tuning, we are offering our own plug and play ECA solution. With MHD and BM3’s ...