Making sure you have the proper clamp mated to your turbo shouldn't be an afterthought. To help facilitate installation and removal, make sure you use genuine Precision Turbo & Engine V-Band or T-Bolt clamps. This PTE V-Band Clamp features the following: Provides a uniform, positive seal Manufactured from durable, corrosion resistant stainless steel Recommended V-Band clamp for PTE T3 turbine housings with a 3" V-Band discharge Don't waste your energy struggling with a lesser quality part. Precision's clamps are designed to save you time and money!