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PPE Engineering Long Tube Race Headers - Lexus IS-F

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Lexus IS-F Race Headers

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.

Optional high-flow stainless steel ECT cats are an option. They get welded into your stock or aftermarket midpipe.

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

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

The headers include new Lexus 60mm outlet gaskets and a dipstick relocation bracket. *A modified factory dipstick tube is supplied.

The headers are offered with a Black Extreme coating.

Header Features:

  • 3/8" thick head and outlet flanges
  • Mandrel bent 16 gauge tubing
  • 15 degree parallel merge collectors
  • Runners are welded with Silicabronze at the head flange
  • Porting at flanges
  • Flat sanded head flanges
  • Larger factory style gaskets
  • Includes O2 sensor extensions, O2 Simulator, New dipstick tube, gaskets
  • 1yr warranty

ECT Catalytic converters are EPA and OBD2 compliant.


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