Perrin 02+ WRX / 04+ STi Equal Length Header 1.5 inch Primaries

Equal Length Header 02-14 WRX 04-21 STI

Create a smooth-sounding exhaust note while increasing horsepower and torque with the PERRIN Equal Length Header. Available in both Standard 1.5" or 1.625" Big-Tube Primaries.

IN THE BOX:

(1) PERRIN E4-Series Header
(1) Anti-seize grease packet
(1) PERRIN License Plate Frame

ADDITIONAL INFORMATION

Equal Length Header 1.5" Primaries 2002-2014 WRX and 2004-2020 STI

Not CARB legal: Not for sale or street use in CA & CARB states.

FITMENT NOTES

2002-2005 WRX - Yes, requires oil pan with header cutout and oil pickup tube
2002-2005 WRX Automatic Transmission - Yes, requires modifications to radiator and radiator line to the transmission
2006-2007 WRX - Yes, requires 2002-04 WRX oil cooler assembly and oil feed pipe
2004-2008 Forester XT - Yes, requires oil pan with header cutout, oil pickup tube, 2002-04 WRX oil cooler assembly, and 2002-04 WRX oil feed pipe
CSF Radiator with Built-in Oil Cooler - No
KILLERB Cast Oil Pan - No