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exhaust system, heating air supply
911 Turbo 3.0 (01/1975-12/1977) 911SC Turbo 3.3 (09/1977-07/1994) Turbo bypass pipe, stainless steel, grey painted
911 Carrera SPORT 3.2 (08/1983-07/1989) Heat exchanger, left. Special performance: Can replace 93021102901 heaters, but stock exhaust must be changed to two.
911 Carrera SPORT 3.2 (08/1983-07/1989) Heat exchanger, right. Special performan ce: Can replace 93021102901 heaters, but stock exhaust must be changed to two.
911Turbo (75-94) Uprated wastegate spring 1.0 bar, adds 20% boost
911Headers 38 mm (good for 2.5 to 3.2) Excellent production of racing headers for Porsche 911. Produced in steel, improves performance, good sound, includes all hardware