All Doug Thorley Header models are constructed of 14-gauge steel for ultimate longevity. Custom designs and tunes are engineered to perform and fit flawlessly under your hood. Coated inside and out with a Ceramic-Thermal Coating that protects your header from the elements and withstands up to 1,400 degrees F, these Doug Thorley headers promote exhaust velocity and absorb up to 40% of the engine temperature to keep your engine cooler and running more efficiently.

Your Doug Thorley Header comes with O2 sensor bosses, smog equipment, and a custom gasket for 50-state legality and a leak-free fit.

 

Features:

  • Backed by a limited lifetime warranty

 

It's a proven, indisputable fact: Dollar for dollar, no other investment will increase power and performance like a set of Doug Thorley Headers! 

Brand:Doug Thorley
Part Number:THY-465-L-C
Note(s):PRIMARY / COLLECTOR:1-1/2" / 1-3/4" HEADER EXIT:DUAL Notes: NOT LEGAL FOR USE IN CALIFORNIA ON POLLUTION CONTROLLED MOTOR VEHICLES,

This part is compatible with:
1998-2004 Nissan FRONTIER 3.0L-3.3L 2WD / 4WD LONG TUBE HEADER, OFF-ROAD "RACE" USE ONLY
1998-2004 Nissan PATHFINDER 3.0L-3.3L 2WD / 4WD LONG TUBE HEADER, OFF-ROAD "RACE" USE ONLY
1998-2004 Nissan XTERRA 3.0L-3.3L 2WD / 4WD LONG TUBE HEADER, OFF-ROAD "RACE" USE ONLY