For the enthusiast who wants to surprise Porsche Caymans at autocross or simply enjoy a back road with a massive, predictable torque wave, the Jessi Model BTM delivers. It’s not the cheapest, nor the easiest. But for those who value engineering synergy over parts-bin tuning, it might just be the perfect mod. Disclaimer: Modifying your vehicle may violate emissions regulations in your state or country. Always check local laws. The author and publisher are not responsible for any damage to property or person resulting from the installation or operation of aftermarket performance parts.
If yes, the suspension geometry improvements alone justify the cost. If you're a purely street driver, the added NVH (noise, vibration, harshness) from the stiffer rear bushings might annoy you. jessi model btm
| Metric | Stock Baseline | Jessi Model BTM Installed | Gain | | :--- | :--- | :--- | :--- | | | 248 hp | 312 – 322 hp | +64 to +74 hp | | Wheel Torque | 260 lb-ft | 340 – 360 lb-ft | +80 to +100 lb-ft | | 0-60 mph | 5.9 seconds | 4.7 – 4.9 seconds | -1.0 to -1.2 sec | | 1/4 Mile | 14.2 sec @ 98 mph | 13.1 sec @ 106 mph | -1.1 sec | | Lateral Grip (skidpad) | 0.89g | 0.96g | +0.07g | For the enthusiast who wants to surprise Porsche