A premier choice for automotive enthusiasts and professional tuners looking to bridge the gap between street drivability and track-ready performance.
For Vehicles with Production dates 1988-1991
Enable flex-fuel features on your tuned BMW with this plug and play kit! Compatible with MHD or ECUTEK tunes and works with the stock or TU High Pressure Fuel Pump
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! S58 Engines - Automatic Transmission (Any HPFP)
Brand:
ES#:
5470716
Mfg#:
ECAGB58S58ATSD
In Stock
ON SALE!
SAVE 30%
$490.00
This product was last offered at the strikethrough price on 06-22-2026
Make tremendous amounts of power on pump gas! Everything you need to get started with WMI in one convenient kit. JB4 compatible, comes with your choice of tank color.
Engineered to bridge the gap between "universal" fitment and OE-level reliability, these injectors are drop-in replacements that eliminate the guesswork of fuel system upgrades.
For Custom Applications - Will require additional tuning or modifications.
For enthusiasts looking to optimize their engine's fuel delivery without compromising daily drivability.
For Custom Applications - Will require additional tuning or modifications.
The ultimate fueling solution for your S58 powered BMW. Six supplemental low-pressure fuel injectors allow fueling of up to 1000+ whp using water/methanol blends. JB4 integrated!
Know your exact ethanol content in real-time via the Fuel-It! or JB4 mobile app on your smartphone or tablet. For non Fuel-It! brand port injection configs.
When your fuel system is at its limit, you can't make more power since your stock fuel system isn't able to deliver enough fuel. Not only can this create 'lean' conditions in the mixture, but it means you're leaving power on the table. Upgrade your fuel system with our performance fueling options from injectors to management and even methanol and other additives.
Lifetime Replacement
