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Flowtech Shorty Headers - Polished

04-15 Nissan Titan/Armada 1-5/8" Shorty headers 409SS- Polished Finish

PART# 17001FLT

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Increase your horsepower and torque for your Nissan or Infiniti by bolting on these shorty headers from Flowtech. These headers are designed with 3/8" thick laser-cut flanges, 1-5/8" mandrel-bent primary tubes. They're available in either 304 or 409 stainless steel and are offered in a Natural or Polished finish for your application. These Flowtech headers include premium-quality gaskets and detailed installation instructions. These shorty headers have been engineered and designed to fit the vehicle as it came from the manufacturer.


  • 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


Collector Diameter2.50 inch
Emission Code4
Header FinishPolished
Header StyleShorty
Primary Tube Dia.1-5/8 inch
Product TypeHeaders
Tube Material409 Stainless Steel
Part Number17001FLT



This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

Tech Resources

These headers do require some welding to mate to factory exhaust/emission system


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