Lexus IS-F Race Headers

Lexus IS-F Race Headers
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  • Item #: 950001
  • Manufacturer: PPE Engineering
Price $2,247.77
Availability Out-of-Stock

The PPE ISF Headers make a significant increase in flow compared to the stock manifolds. Tube lengths and diameters are increased coming together into a ported 4-1 parallel merge collector. Completely TIG welded construction with thick 16 gauge tubing for long lasting power gains.

The headers with no cats show a 38-46whp gain

The headers with high-flow cats show a 28-33whp gain

Fits with the stock dipstick tube.

Header Features:

  • 3/8" thick head and outlet flanges
  • Mandrel bent 16 gauge tubing
  • 15 degree parallel merge collectors
  • Porting at flanges
  • Flat sanded head flanges
  • Larger factory style gaskets
  • Includes O2 sensor extensions, gaskets
  • 1yr warranty


EPA Warning

All products are RACE ONLY and manufactured and sold for installation on vehicles to be used solely for competition purposes, which, once installed, may never be used, or registered or licensed for use upon a public road or highway.  If you install this part on your vehicle and use that vehicle on a public road or highway, you will be considered in violation of the Clean Air Act and personally subject to a civil penalty of $4,454.





Dyno run 1:

Performed on the DynoJet dyno at Arizona Dyno Chip in Chandler, AZ

Takita intake, custom dual exhaust with stock mufflers and glass packs

Takita intake, custom dual exhaust, PPE Headers, 4" 200CPI cats


Dyno run 2:

Performed on the DynoJet dyno at Arizona Dyno Chip in Chandler, AZ

JoeZ intake, everything else stock

JoeZ intake, PPE Headers

Gains: 38-46whp no cats





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