Motordyne Long Tube Headers With Helmholtz Resonator Infiniti G37|Q60 14-21

$ 2,077.95

This product is for Racing Competition only and is not legal for use in highway or street vehicles or other non-racing competition off-road vehicles.

Purchasing this product requires you to sign our Vehicle Compliance Waiver email

Combining performance and versatility, the Long Tube xYZ Headers (LTxYZ) are made of polished stainless steel 304L alloy with back purged and TIG welded construction. Helmholtz resonated for a progressive Sound/RPM curve. A stepped header design optimizing HP & TQ while being biased more toward HP. 1-5/8" primaries stepped to 1.75" to the 2.5" merge collector. The LTxYZ header allows interchangeable modules for versatility and customization. Easy to adapt for different sounds, reduced emissions or maximum performance.


  • T304 Stainless steel design
  • Wide range of custumization options
  • Great fitment
  • Infiniti G37|Q60 14-21


Other Part Numbers:
Motordyne #MD-027/029