Torque Solution Lightweight Alternator Pulley Brake Calipers factory rev limits have been

factory rev limits have been raised to 7000RPM in all stages

2006-2014 Subaru WRX EJ25

5 Bar Part# 30-2130-50 or 5 Bar Part# 30-2130-75

there’s an option for every taste and budget

and improves responsiveness/modulation characteristics

Torque Solution Lightweight Alternator Pulley Brake Calipers factory rev limits have beenTorque Solution Lightweight Alternator Pulley is the perfect option to free up some horsepower. This is a very simple concept that is achieved by swapping out the heavy steel pulleys for lightweight billet aluminum parts. The less rotational mass the engine needs to spin results in freeing up power they were robbing, quicker revs through the RPMs and improved throttle response.