Cart Continue shopping “BMW X3M ECU Software Upgrade (Includes ECU Unlock)” has been added to your cart.Remove itemThumbnail imageProductPriceQuantitySubtotal × Mercedes-Benz E63S AMG W213 W.3 Turbo Upgrade $4,999.99 Mercedes-Benz E63S AMG W213 W.3 Turbo Upgrade quantity $4,999.99 × BMW X3M ECU Software Upgrade (Includes ECU Unlock) $2,674.99 BMW X3M ECU Software Upgrade (Includes ECU Unlock) quantity $2,674.99 (incl. tax) Coupon: Apply coupon Update cart Cart totalsSubtotal$7,674.98 (incl. tax)Service / Financing / Processing$328.49Total$8,003.47 (includes $196.49 Tax)- Proceed to checkout