Header Test Pipe

Crafted from premium 304 stainless steel with a fully polished finish, this test pipe boasts a 2.5-inch diameter. ARK Performance claims dyno-proven increases in horsepower and torque from the mid-range to redline. This test pipe is designed as a direct, bolt-on replacement for the OEM secondary catalytic converter, ensuring compatibility with both factory and aftermarket cat-back exhaust systems that feature OEM fitment. It includes a convenient bung cap hole for O2 sensors and/or CEL fixers, eliminating the need for drilling. The construction features CNC machined flanges and exposed micro TIG welding for durability and a clean aesthetic. Important Disclaimer: This is a Race Only product intended solely for competition use. It is not legal for operation on public streets, roads, or highways. Use is restricted to closed-course and open-course racing sanctioned by a recognized organization. Any other use may violate local, state, and federal laws. Shipping is restricted to CA, NY, and ME. This test pipe is specifically designed for the 2010-2016 Hyundai Genesis Coupe 3.8L V6 (BK1, BK2 models).