CSF Twin Intercooler Set / Porsche /911 Turbo / Turbo S / 991 / 991.2CSF Porsche 911 Turbo (991) Turbo S (991. 1 991. 2) Twin Intercooler Set 4. 5 Inch "Ultimate Boost" high efficiency bar plate core (wind tunnel tested)3D designed cast end tanks for precise OEM style fit100% TIG welded end tanks vs crimped plastic on OEM intercoolerMachined OEM style "Quick Connect" inlet outlet connectionsAerospace grade thermal dispersant space grey coatingInstruction manual and fitment kit included with CSF "Drop In" fitDyno proven

while completely eliminating slop from bushing flex

The air filter is one of the most important filters in both gasoline and diesel engines

Square light

A direct bolt-on

Fits: Audi A3 (8P) 2

Fits early 2/96-99 Build dates only with updated single hook center pipe hanger

If you make big power

K&N has specialized in improving airflow to your vehicle's engine

Designed to share components from our successful FSI/TSI Clean Catch series � with the honing of many different iterations of internal baffle design

Our kit is the ONLY 335D solution that uses tried and true beaded connections with constant-tension clamps

Nose-diving under hard breaking is virtually eliminated

64-31-9-257-504 / 64 31 9 257 504 / 64319257504