Porsche E3 Cayenne 4.0L V8 GTS/Turbo XperTune Performance Software Accessories & Apparel Even more power can be

Even more power can be unleashed with a ECU tune

precision flat sealing faces inside the valve

The perfect compliment to Fabspeed's 997 Turbo exhaust upgrades

Larger catalytic converters are better because they allow for more exhaust flow and the increased catalysts surface area allows for better exhaust gas filtering which means emissions compliance and will NOT trigger a check engine light

DISCLAIMER: This product removes the OEM Gas Particulate Filters from the vehicle

Porsche E3 Cayenne 4.0L V8 GTS/Turbo XperTune Performance Software Accessories & Apparel Even more power can beAchieve maximum power from the 2019+ Porsche Cayenne GTS Turbo 4. 0L Twin Turbo V8 engine without sacrificing driveability or reliability by optimizing the engine's performance. Performance ECU software upgrade improves horsepower, torque, and driving characteristics by reprogramming various sensor inputs, air fuel ratios, and boost pressure (if applicable). Not applicable on hybrid models. COMPATIBILITY: Fits Porsche E3 Cayenne GTS Turbo 4. 0L Twin