BORLA ATAK 3.5" CAT-BACK SINGLE SPLIT/DUAL 2.75" REAR EXHAUST | 24-26 SILVERADO 1500 ZR2/ 24-26 SIERRA 1500 AT4X 6.2L CREW CAB 5'10" BOX
- Fits ZR2 & AT4X models.
- BORLA® system has a valve simulator to prevent the Check Engine Light from coming on.
- System features Polyphonic Harmonizer technology.
- Muffler 60679 can be added to this system to attain the S-Type sound level.
- Features turn down tail pipes.
