Fabspeed 911 Carrera RSR Header Muffler Kit (76-89) (FS.POR.911.RSRWOHT) APR_STEK Constructed from mandrel bent T304L

Constructed from mandrel bent T304L stainless steel and T321 stainless steel flex bellows

autocross and drift events to assure quality and performance

size and finish has made them the go-to for the best shift feel possible

Constructed from high-quality 14-16ga T304L stainless steel for optimum performance and reliability

7T Performance Intercooler Kit was designed and built to fit the US S4 chassis

Fabspeed 911 Carrera RSR Header Muffler Kit (76-89) (FS.POR.911.RSRWOHT) APR_STEK Constructed from mandrel bent T304LThis complete headers back high performance exhaust system provides loud & aggressive CUP car sound with dual outlets. SOUND: With free flowing headers straight into our Maxflo Muffler, expect a huge increase in volume over stock. POWER: This full exhaust system was designed to unleash as much power as possible with little compromise. On our DynoJet we saw peak curve gains of 17 whp and 13 ft lbs of tq at 3900 RPM and maximum HP is increased by 12 whp