Performance Systems
for the Cadillac STS
2005-07 - Northstar V8 only
Dual Rear Exit with
Single Pro-Series 4.0" Tips
EXHAUST SYSTEM FEATURES
- Straight-through, 2.5" nonrestrictive design specifically
tuned for the Cadillac STS, increases exhaust flow.
- Flow bench-tested 42.3 gain in exhaust flow vs. stock
muffler.
- All 304 stainless steel construction, crafted with pride
and precision in the USA.
- Patented* CORSA Reflective Sound Cancellation™
(RSC™) technology for superior sound: Bold when you
want it to be. Quiet when it needs to be.
- Dual rear exit with single handcrafted Pro-Series 4.0"
tips for enhanced vehicle appearance.
- No welding required; Bolt-on installation.
- Includes hardware and illustrated installation guide.
- 50-state emissions legal.
- Cadillac STS exhaust system complies with 95-decibel
limit when tested in accordance with SAE test
procedure, J1169 (May 1998).
Incredible Full-Throttle Sound, Whisper-Quiet Cruise
2005-07 Dual Rear Exit with Single Pro-Series 4.0" Tips #14157