04-15 Nissan/Infiniti 1-5/8" Shorty headers 409SS- Natural Finish
- Smooth transition 1-5/8" mandrel- bent primary tube diameter for smooth flow and increased exhaust velocity resulting in improved torque and horsepower over factory manifolds
- 2-1/2" Collector diameter connects to factory exhaust
- 3/8" Thick exhaust flange for maximum strength and leak-free seal
- Heavy Duty 16-gauge tubing for increased strength and durability
- Available in 409SS (17000FLT- Natural Finish or 17001FLT – Polished Finish) or 304SS (17002FLT – Polished Finish) materials for long term good looks and corrosion resistance
- Premium header gaskets included
These headers do require some welding to mate to factory exhaust/emission system
