Cart Continue shopping “Audi Q3 ECU Software Upgrade (SHIP IN ECU)” has been added to your cart.Remove itemThumbnail imageProductPriceQuantitySubtotal × Audi Q3 ECU Software Upgrade (SHIP IN ECU) $599.99 Audi Q3 ECU Software Upgrade (SHIP IN ECU) quantity $599.99 Coupon: Apply coupon Update cart Cart totalsSubtotal$599.99Service / Financing / Processing$25.68Total$625.67 (includes $1.68 Tax)- Proceed to checkout