IPD Intake Plenum Porsche 991.1 Carrera S-GTS-4S 3.8L Porsche 991.2 Thunderhill is an Authorized dealer

Thunderhill is an Authorized dealer for GiroDisc products and we are one of the largest stocking dealers in the country

The "Share And Compare" feature lets you compare video of your best lap alongside your friend's or teammate's personal best

Sparco's latest Air Pro RF-5W helmet lineup was designed specifically to meet the requirements of the Snell SA2020 and FIA 8859-2015 ratings

clear videos even in the most aggressive race cars

IPD Intake Plenum Porsche 991.1 Carrera S-GTS-4S 3.8L Porsche 991.2 Thunderhill is an Authorized dealerIPD Intake Plenum for Porsche 991. 1 Carrera S GTS 4S FITS: Porsche Carrera S (2011 2015) Porsche Carrera GTS (2014 2016) Porsche Targa 4S (2014 2016) Like most Carreras, the power output of this Porsche's 3. 8L naturally aspirated engine is controlled to meet a performance target that satisfies mass buyers but not necessarily the dedicated Porsche driving enthusiast. IPD helps scratch the proverbial performance itch for Porsche drivers looking to