Aston Martin Vantage/AMR (M177) - Cat Spare Downpipes (w Heat Blankets) 991 GT3 At lower engine speeds and

At lower engine speeds and during cruise operation the valves are closed and produce a deeper exhaust note

As a final layer of safeguarding

Optimum R-4 operating temperatures are 450ºF and above

870 BAR Minimum Bend Radius (90°) 19mm

Type B9 RS4 RS5 / S4 S5 / A4 A5 and Type 8V / 8Y 2017+ A3 / S3 / RS3

Aston Martin Vantage/AMR (M177) - Cat Spare Downpipes (w Heat Blankets) 991 GT3 At lower engine speeds andCAPRISTO Exhaust systems are engineered and manufactured utilizing advanced 3D Laser Scanning, CAD Design, Digital prototyping, and CNC bending milling at our factory in Germany. Each system is made of high grade T309 (1. 4828) Stainless Steel and hand polished to a mirror finish. After extensive research, this specific alloy was chosen for its sonic resonance properties, low weight, and durability which are close to the properties of Inconel (used in