Unlock the true performance potential of your Gen2 B58-powered machine with the Dorch Engineering Gen2 Flex Fuel ECA Kit.
- Brand:
- Dorch Engineering
- ES#:
- 5482025
- Mfg#:
- DE-582-ECA-242
Unlock the true performance potential of your Gen2 B58-powered machine with the Dorch Engineering Gen2 Flex Fuel ECA Kit.
Dress up your engine bay with new coolant expansion tank caps
For model years up to 2023
***Please see photos and description prior to ordering, all sales final.***
All the parts you need to easily swap out the factory connecting rod bearing shells and bolts in one simple kit
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product!
This product was last offered at the strikethrough price on
05-02-2026
Upgrade to 5150's High Performance Connecting Rod Bearings!
Upgrade To CP-Carrillo's Forged Connecting Rods!
Will Not Work With OE Pistons
Includes new OEM Bosch injectors and Genuine BMW installation hardware for a full refresh of your fuel injection system
For vehicles with the earlier Gen2 B58 engine only
This product was last offered at the strikethrough price on
08-07-2026
High flow intake that pulls air from the front of the vehicle
Conveniently control a second or third low pressure fuel pump!
High flow replacement for your restrictive factory air filter
Smooths the airflow from the factory intake to the turbo inlet
For Factory Intakes and Gen 3 B58 Engine
For 2025+ vehicles with the Gen3 B58 engine only
5-bar sensor provides accurate high-boost readings for B58/S58 engines.
Billet dual-vent kit reduces blow-by, keeps Gen2 B58 intake clean.
Retain factory closed loop PCV operation while keeping your intake clean and engine running at its best!
For 2025+ models with the Gen3 B58 engine
Reduces turbo heat soak for cooler intake temperatures and consistent performance.
Improves engine performance by providing cooler air to the turbo while eliminating intake restrictions
For 2025+ vehicles with the later Gen3 B58 engine only - Not compatible with the earlier Gen2 B58 engine
Designed specifically for CSF B58 and S58 high-performance manifolds, these Adaptor Plugs allow you to seamlessly install nitrous, water, or methanol injection systems right into each cylinder runner.
2X Entries Into Our F80 M3 Sweepstakes