Bolt these on to your stock E36 or Z3 for a instant 12 ft-lb torque and a 9 HP gain - we often see more on modified engines

Link is below

Reduces dust

Installation Instructions

Lamborghini Aventador LP700 - Valved Exhaust Cross Brace Bolt these on to yourDemand the Best. Demand Capristo. Capristo Exhaust Systems are engineered and manufactured exclusively at our factory in Sundern, Germany, utilizing advanced 3D laser scanning, CAD design, digital prototyping, and CNC bending milling. Technical Highlights: 100% Made in Sundern, Germany Highest Grade T309 (1. 4828) Stainless Steel Proprietary Valves Manufactured by Capristo Patented Reinforced Design to Eliminate Resonance Manually TIG Welded by