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.

Legal only for use in competition vehicles which may never be registered, licensed, and/or used on public streets or highways; and also for use in other exempted vehicles.
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.