Cart “PORSCHE CAYENNE 958 S / GTS 4.8L ECU Software Upgrade (SHIP IN ECU)” has been added to your cart. Continue shoppingRemove itemThumbnail imageProductPriceQuantitySubtotal × PORSCHE CAYENNE 958.2 S / GTS 3.6L TT ECU Software Upgrade (SHIP IN ECU) $2,139.99 PORSCHE CAYENNE 958.2 S / GTS 3.6L TT ECU Software Upgrade (SHIP IN ECU) quantity $2,139.99 (incl. tax) × PORSCHE CAYENNE 958 S / GTS 4.8L ECU Software Upgrade (SHIP IN ECU) $1,799.99 PORSCHE CAYENNE 958 S / GTS 4.8L ECU Software Upgrade (SHIP IN ECU) quantity $3,599.98 × Porsche 958 Cayenne 3.6L ECU Software Upgrade (SHIP IN ECU) $1,499.99 Porsche 958 Cayenne 3.6L ECU Software Upgrade (SHIP IN ECU) quantity $1,499.99 Coupon: Apply coupon Update cart Cart totalsSubtotal$7,239.96 (incl. tax)Service / Financing / Processing$387.34Total$7,627.30 (includes $165.34 Tax)- Proceed to checkout