Integrated Engineering Cast Performance Downpipe | B9 S4 · S5 G30 540i 3.0L Turbo I6 [B58] and turbo lag is reduced

and turbo lag is reduced

IE Tuscan rods are also designed to minimize unnecessary weight on the connecting rod for an ultra-balanced weight to strength ratio

Silver finish

fuel pumps and other options including 4 cylinder mode

Integrated Engineering Cast Performance Downpipe | B9 S4 · S5 G30 540i 3.0L Turbo I6 [B58] and turbo lag is reducedEngineered as the ultimate downpipe solution for your Audi B9 B9. 5 S4 or S5, every detail is maximized to provide the turbo and engine with a completely unrestricted exhaust flow path for up to 45HP & 41TQ (on hybrid turbo setup). The TIG welded 304 stainless and investment cast body delivers addictive sound, quality finish, effortless install, reliability, and maximized performance for your turbocharged V6. IE's unique thick wall investment castings