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.
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