Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For most JB4 applications.
Brand:
ES#:
4715229
Mfg#:
FSB-UNI
In Stock
Limited Qty Sale
$153.00
This product was last offered at the strikethrough price on 05-02-2026
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Gen 1 B58 compatible with MHD or ECUTEK tunes, Gen 2 B58 compatible - Automatic Transmission (Any HPFP)
Brand:
ES#:
5470774
Mfg#:
ECAGB58S58ATSD3
In Stock
Limited Qty Sale
$490.00
This product was last offered at the strikethrough price on 06-24-2026
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Gen 1 B58 compatible with MHD or ECUTEK tunes, Gen 2 B58 compatible - Automatic Transmission (Any HPFP)
Brand:
ES#:
5470716
Mfg#:
ECAGB58S58ATSD
In Stock
ON SALE!
$490.00
This product was last offered at the strikethrough price on 06-22-2026
65A durometer polyurethane eliminates excessive drivetrain movement without increasing noise, vibration, or harshness!
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5396857
Mfg#:
EBFI77MG20601SD
In Stock
ON SALE!
$634.99
This product was last offered at the strikethrough price on 05-02-2026
65A durometer polyurethane eliminates excessive drivetrain movement without increasing noise, vibration, or harshness!
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5470736
Mfg#:
EBFI77MG20601SD5
In Stock
Limited Qty Sale
$634.99
This product was last offered at the strikethrough price on 06-25-2026
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5457709
Mfg#:
ECAGB58S58AT
In Stock
ON SALE!
$490.00
This product was last offered at the strikethrough price on 05-14-2026
65A durometer polyurethane eliminates excessive drivetrain movement without increasing noise, vibration, or harshness!
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4934738
Mfg#:
EBFI77MG20601
In Stock
ON SALE!
SAVE 35%
$604.99
This product was last offered at the strikethrough price on 05-02-2026
Red High Temp Nylon Tubing, Quick-Connect Fittings
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5425701
Mfg#:
SN0-20010
In Stock
ON SALE!
$520.99
This product was last offered at the strikethrough price on 05-02-2026
Your BMW�s factory exhaust tips are fine for getting groceries, but if you�ve upgraded your valence or just want a rear-end aesthetic that matches your car's performance pedigree, "fine" doesn't cut it. It�s time for an attitude adjustment.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Improves engine performance by providing cooler air to the turbo while eliminating intake restrictions
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For 2025+ vehicles with the later Gen3 B58 engine only - Not compatible with the earlier Gen2 B58 engine
Heavy-duty yet compact tank that is compact and flexible allowing for a wide range of mounting on any flat vertical surface in the trunk.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Retain factory closed loop PCV operation while keeping your intake clean and engine running at its best!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For 2025+ models with the Gen3 B58 engine
Improves engine performance by providing cooler air to the turbo while eliminating intake restrictions
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For 2025+ vehicles with the later Gen3 B58 engine only - Not compatible with the earlier Gen2 B58 engine
Make tremendous amounts of power on pump gas! Everything you need to get started with WMI in one convenient kit. JB4 compatible and available with or without a TB spacer plate for installation with factory charge pipes.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.
Lifetime Replacement
