PPE Engineering Long Tube Race Headers - Lexus IS-F
1. This is a great race header from PPE Engineering. The header with no cats gives 38- 46 WHP while header without cats gives 20-33 WHP.
2. This is an excellence horsepower improvement from the increase of tube length and diameter into a ported 4-1 collector.
3. Perfect finishing with TIG welded with 16 thick gauge tubing for long lasting power gain.
4. Specification:
- 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
- 1 year warranty
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