This 2006+ Mitsubishi Eclipse Underdrive Pulley Kit yielded an improvement of  6-7whp and  9ft/lbs of torque. Both the lighter construction and smaller size helps improve power.  This lightweight aluminum pulley kit is a great way to improve low-end torque and help the engine rev quicker with out braking the bank.

• 2006+ Mitsubishi Eclipse Underdrive Pulley Kit
• 6-7 whp increase over stock (Dyno Below)
• 9ft lbs of torque over stock (Dyno Below)  
• New Belt Included
• Only .58lbs (stock pulley is 3.911lbs)