PPE Engineering

Contact Us

Media and Photos
Support / Instructions

Monthly News Letter

Join our monthly email news letter for product updates, new product anouncments and monthly sales.

Sign Me Up!

social media

Coming soon:

Evolution Performance Ceramic Coatings

Lexus ISF 2007+

ISF Headers

Available for Left Hand and Right Hand drive cars!

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 the standard Polished Ceramic Coating or an optional Black Ceramic 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
  • Includes larger factory style gaskets
  • Includes a modified factory dipstick tube and bracket
  • Includes electronic O2 conditioner
  • Install instructions
  • 1yr warranty

ECT Catalytic converters are EPA and OBD2 compliant.


ISF headers

Pricing and Availability...

Dyno run 1:

Performed on the DynoJet dyno at Arizona Dyno Chip in Chandler, AZ

Takita intake, custom dual exhaust with stock mufflers and glass packs

Takita intake, custom dual exhaust, PPE Headers, 4" 200CPI cats

Gains: 28-33whp with cats

Dyno run 2:

Performed on the DynoJet dyno at Arizona Dyno Chip in Chandler, AZ

JoeZ intake, everything else stock

JoeZ intake, PPE Headers

Gains: 38-46whp no cats

Sound Clip

PPE IS-F headers
JoeZ exhaust
Random Technologies cats

Sound Clip

PPE IS-F headers
Custom PPE exhaust
PPE/Magnaflow cats