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.
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
Specifications:
Gains:38-46whp w/ HFC & 38-46whp w/o CatsIncludes:02 Sensor Extensions, 02 Simulators and GasketsMaterial:T304 Stainless StealNotes:Bolts to Stock or Aftermarket ExhaustWarranty:1 YearFitment Spec:Vehicle SpecificPart Type:Headers & Manifolds
⚠️ California Proposition 65 Warning:
This product may expose you to chemicals known to the State of California
to cause cancer or reproductive harm.
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Fitment guides and tools are helpful, but your car is unique! Some trims and options aren’t always listed, so if you want 100% confidence that a part will fit, our team is happy to double check for you. We take the guesswork out of your purchase by standing behind our expertise.
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