The Sound You Hear First.
F1 RSR geometry. Equal-length headers. Proprietary CenCal design.
The Race Setup. No Filter.
992 GT3 RS. Catless race headers, non-valved stainless exhaust. No valve. No filter. No compromise. Hit unmute.
F1 RSR EXHAUST SYSTEM
992 GT3 / GT3 RSRSR-inspired collector, equal-diameter primaries. The valve controller ships with Street config. One tap between refined and aggressive. Grade 5 Titanium option is 40% lighter than T304.
Build Your System.
Pick your material. Pick your config. Ships to your door.


Select an exhaust system above.


Real Cars. Real Installs.
Our community runs this system. Here are the cars that started it.
EQUAL-LENGTH HEADERS
992 GT3 / GT3 RST304 stainless. Equal-length, equal-diameter. Catless for maximum output, or 200-cell catted for street use. Designed to pair with the F1 RSR.
T304 or Titanium?
Both are the same system. Different material. Here's what changes.
Both materials use identical RSR geometry. The difference is weight and aesthetics.
Two Modes. One System.
Manthey 992 GT3 RS. Valved exhaust, 200-cell catted headers. Open it when you want. Close it when you need to.
- Exhaust: F1 RSR Street (active valve controller)
- Headers: Equal-Length 200-Cell Catted
- Car: Manthey 992 GT3 RS
- Result: Civil to aggressive. One tap.

