Cart Continue shopping “Audi RSQ3 ECU Software Upgrade (SHIP IN ECU)” has been added to your cart.Remove itemThumbnail imageProductPriceQuantitySubtotal × Audi RSQ3 ECU Software Upgrade (SHIP IN ECU) $799.99 Audi RSQ3 ECU Software Upgrade (SHIP IN ECU) quantity $799.99 Coupon: Apply coupon Update cart Cart totalsSubtotal$799.99Service / Financing / Processing$34.24Total$834.23 (includes $2.24 Tax)- Proceed to checkout