Driveshaft Shop: 2004-2007 Subaru WRX STI 3" Aluminum Shaft hellcat The use of the bar

The use of the bar and plate core design allows for greater airflow and increased heat dissipation over the stock tube and fin design

This performance tuned Mach Force XP cat-back exhaust system produces 11hp and 13lbs

horsepower and improved throttle response

Looking to add a more aggressive profile to your 2014+ C7 Corvette Stingray

Also see the heat exchanger and expansion tank for additional cooling

Driveshaft Shop: 2004-2007 Subaru WRX STI 3" Aluminum Shaft hellcat The use of the barFitment: Subaru WRX STi 04 07 Features: 6061 T6 3" aluminum shaft Rated to 650WHP 1 year warranty The 1 piece driveshaft for the Subaru is a complete 6061 T6 3" aluminum shaft that is approximately 1 2 the weight of the factory 2 piece driveshaft. The 1 piece aluminum shaft features larger, replaceable and grease able u joints and can handle about 650WHP and 155 MPH. By removing the factory 2 piece shaft and installing a single shaft the car will feel