For those that want over-the-top power, the Challenge Extreme Edition adds substantial hp, under warranty. For extreme enthusiasts only.
Read the story behind the R8 Challenge Extreme and our black badges.
Note: Price includes a core exchange credit that is credited when the new OEM core products are returned to STaSIS. See terms.
*Supercharger is for manual transmission only, no r-tronic.
| Factory | Challenge Extreme | |
|---|---|---|
| Power | 420 hp | 540 hp |
| Torque | 350 lb-ft | 435 lb-ft |
| 0-60 | 4.4 sec. | 3.6 sec. |
| Lat. Accel. | 0.96 G | 1.01 G |
| Brake Accel. | 1.04 G | 1.06 G |
| See all STaSIS Signature Series R8 V8 4.2 (2008-2013+) packages | ||