M3 Power Pulley - New
Increase horsepower and torque with the HP Autowerks Performance M3 Power Pulley. This dyno tested pulley gained 9-14hp and 9-14ft/lbs, on a stock M3. As you can see from the dyno chart, these gains are across the entire RPM range.
These are New, but without the ARP upgraded hardware so they are at a much reduce priced along with FREE US 48 State shipping.
- 6061 Black Anodized Aluminum
- Two Belts
***These do not come with the ARP upgraded hardware***
Fits the following BMWs:
2008 E90/E92/E93 M3 6spd Transmission
Last edited by HP Autosport; 02-11-2013 at 07:27 PM.