Audi 4.0T Downpipes - S6 S7 RS7 A8 S8 Intake Generally the larger an intercooler

Generally the larger an intercooler is the better it is at lowering the temperature of the charged air from the turbo before it reached the throttle body

or upgraded turbos that use the same size exhaust side housings

If you have the standard 4-Bolt turbo flange

all while making your 4

Audi 4.0T Downpipes - S6 S7 RS7 A8 S8 Intake Generally the larger an intercooler30 Day Money Back Guarantee IN STOCK HIGHLIGHTS Gain up to 37whp 42wtq Faster Turbo Spool Improved Exhaust Note Fully Reversible PROFILE The ARM 4. 0T Downpipes immediately improve backpressure in your exhaust system, allowing your Audi 4. 0T turbos to spool faster and generate more power lower in the RPM range. The OEM 4. 0T downpipes incorporate two large coffee can size catalysts which reduce exhaust flow and power from your 4. 0T. By replacing